MarketsCastingsStampingSourcing SolutionsAbout UsWhy Sigma
Electrical
Electrical

An extensive range of robust fittings and weatherproof products.

Automotive
Automotive

Connectivity solutions such as high brackets, busbars, and connector pins.

Power Transmission & Distribution
Power Transmission & Distribution

Connectors & structural components for cutouts, transformers, & substations.

Aerospace
Aerospace

Complex sensor housings & fracture-critical products.

Appliances
Appliances

Robust castings and assemblies for everyday appliances.

Commercial Hardware
Commercial Hardware

Finished components for commercial & residential hardware applications.

Electronics & Telecom
Electronics & Telecom

Precision metal stamped sensors, connectors and cast housings & covers.

Fluid Power
Fluid Power

Durable, precision products for high-pressure applications.

Food & Beverage
Food & Beverage

Handles, leveling pins, flow valves & button housings.

Lighting
Lighting

Custom housings to fully assembled commercial & industrial light fixtures.

Marine
Marine

Durable corrosion-resistant engineered castings and subassemblies.

Medical & Dental
Medical & Dental

Medical-grade parts for implants, housings, manifolds, and pumps.

Oil & Gas
Oil & Gas

Custom housings and covers for flow control, pressure valves & meters.

Power Tools
Power Tools

Durable yet lightweight custom metal housings.

Energy
Energy

Innovative precision metal stamped parts.

High Pressure Die Casting
High Pressure Die Casting

High-pressure liquid metal is pressed into a precision metal mold cavity, and then cooled & solidified under pressure.

Ideal for a wide range of applications, including automotive, agricultural, electronics, and medical.

Sand Casting
Sand Casting

Castings with complex shapes & inner cavities that are produced in a sand mold

Ideal for parts with complex shapes and inner cavities

Gravity Die Casting
Gravity Die Casting

A mold is filled with liquid metal using gravity and cooled and solidified in the mold to obtain a casting

Ideal for parts with complex shapes made with steel, aluminum or magnesium alloys

Investment Casting
Investment Casting

A process used to obtain a mold without a parting surface; creates parts with high dimensional & geometric accuracy

Ideal for near-net shaped parts with complex shapes and high precision requirements

Partner Services
Partner Services

Custom Tooling, Machining, Surface Finishing, Special Purpose Machine Design & Development

Precision Metal Stamping
Precision Metal Stamping

More than 80 presses convert metal sheets into custom parts

Ideal for parts for electronic connectors and microprocessor chips

Swiss Screw Machining
Swiss Screw Machining

A specialized CNC machine capable of producing extremely small, precise parts

Ideal for complex miniature screws, contact pins & micro-fasteners

Partner Services
Partner Services

Rapid Prototypes, Heat Treating, Automated Assembly

Company History
Company History

Learn more about our company milestones.

Plant Locations
Plant Locations

Learn more about our global manufacturing facilities.

Company News
Company News

See our company announcements and press releases.

Contact Us
Contact Us

Let us know how we can help create a solution for you

Resources
Resources

Download catalogs and key product guides.

Global Code of Conduct
Global Code of Conduct

Download our Code of Conduct and report violations.

Innovation at Sigma
Innovation at Sigma

Purposeful innovation – the continual improvement and innovation of custom-designed and precision-made products and solutions.

Engineered Solutions
Engineered Solutions

Sigma offers solutions for complex product characteristics and technical requirements.

Global Supply Chain Management
Global Supply Chain Management

U.S.-based supply chain management teams support our customers.

Partner Services
Partner Services

Sigma is a vertically integrated single-source solution provider.

Sustainability at Sigma
Sustainability at Sigma

Our commitment to excellence drives us to build a better, more sustainable future in all aspects of our operations.

Safety at Sigma
Safety at Sigma

Safety is more than just a priority at Sigma Engineered Solutions – it’s a core value.

Connection Type: Squeeze

< Products

Double Snap Lock® Squeeze Connector

Material: Zinc Die-Cast
Category: Fittings
Sub Category: Flex
Type(s): Connector
Connection Type(s): 90 DegreeSqueeze
Feature(s): Double Snap Lock®InsulatedSnap Lock®

Double Snap Lock® squeeze connectors are used to terminate AC, MC or FMC/RWFMC to a knockout in a metal box or enclosure. The patented Double Snap Lock® design provides a faster installation. For dry location applications.

  • No tools required
  • 90° C rated throat insulator
  • Patent-pending design
Trade Size
Model Number Retail Pack Master Pack Package Type
69417 Polybag
69418 Polybag
69419 Polybag
ABCVolume
1.371.730
ABCVolume
1.682.060
ABCVolume
cCSAus: 174008
Standards: UL 514B, CSA C22.2 No. 18.3-12
65!
WARNING:
Risk of cancer and reproductive harm from exposure to Lead.
See www.P65Warnings.ca.gov
< Products

Double Snap Lock® Squeeze Connector

Material: Zinc Die-Cast
Category: Fittings
Sub Category: Flex
Type(s): Connector
Connection Type(s): 90 DegreeSqueeze
Feature(s): Double Snap Lock®InsulatedSnap Lock®

Double Snap Lock® squeeze connectors are used to terminate AC, MC or FMC/RWFMC to a knockout in a metal box or enclosure. The patented Double Snap Lock® design provides a faster installation. For dry location applications.

  • No tools required
  • 90° C rated throat insulator
  • Patent-pending design
  • Refer to Connector Listing PDF under RESOURCES tab below for specific cable and conduit ranges
Trade Size
Model Number
SSQ037DSI
SSQ050DSI
SSQ075DSI
ABCVolume
1.371.730
ABCVolume
1.682.060
ABCVolume
cCSAus: 174008
Standards: UL 514B, CSA C22.2 No. 18.3-12
65!
WARNING:
Risk of cancer and reproductive harm from exposure to Lead.
See www.P65Warnings.ca.gov
< Products

Insulated Squeeze Connector

Material: Zinc Die-Cast
Category: Fittings
Sub Category: Flex
Type(s): Connector
Connection Type(s): Squeeze
Feature(s): Insulated

Squeeze connectors are used to terminate AC, MC or FMC/RWFMC to a knockout in a dry location box or enclosure.

  • 90° C rated throat insulator
  • Assembled with die cast locknut and zinc plated steel screws
  • Refer to Connector Listing PDF under RESOURCES tab below for specific cable and conduit ranges
Trade Size
Model Number
SSQ037I
SSQ050I
SSQ075I
SSQ100I
SSQ125I
SSQ150I
SSQ200I
SSQ250I
SSQ300I
SSQ350I
SSQ400I
ABCVolume
1.080.490.62
ABCVolume
1.580.580.99
ABCVolume
1.680.581.18
ABCVolume
ABCVolume
ABCVolume
ABCVolume
ABCVolume
ABCVolume
ABCVolume
ABCVolume
UL: E155411
CSA: LR57925
Standards: UL 514B, CSA C22.2 No. 18.3-12
65!
WARNING:
Risk of cancer and reproductive harm from exposure to Lead.
See www.P65Warnings.ca.gov
< Products

Squeeze Connector

Material: Zinc Die-Cast
Category: Fittings
Sub Category: Flex
Type(s): Connector
Connection Type(s): Squeeze

Squeeze connectors are used to terminate AC, MC or FMC/RWFMC to a knockout in a dry location box or enclosure.

  • Assembled with die cast locknut and zinc plated steel screws
  • Refer to Connector Listing PDF under RESOURCES tab below for specific cable and conduit ranges
Trade Size
Model Number
SSQ037
SSQ050
SSQ075
SSQ100
SSQ125
SSQ150
SSQ150U
SSQ200
SSQ200U
SSQ250
SSQ300
SSQ350
SSQ350U
SSQ400
ABCVolume
10.410.62
ABCVolume
1.50.50.99
ABCVolume
1.590.51.18
ABCVolume
1.750.551.44
ABCVolume
1.90.611.76
ABCVolume
2.030.612.06
ABCVolume
ABCVolume
2.10.612.55
ABCVolume
ABCVolume
ABCVolume
ABCVolume
ABCVolume
UL: E155411
CSA: LR57925
Standards: UL 514B, CSA C22.2 No. 18.3-12
65!
WARNING:
Risk of cancer and reproductive harm from exposure to Lead.
See www.P65Warnings.ca.gov
< Products

Strap Squeeze Connector

Material: Zinc Die-Cast
Category: Fittings
Sub Category: Flex
Type(s): Connector
Connection Type(s): Squeeze

Used to terminate flexible metal conduit, armored or metal clad cables to an enclosure or outlet box

  • Assembled with die-cast zinc locknut and zinc plated steel screw
  • Die-cast from high strength zinc alloy
  • Refer to Connector Listing PDF under RESOURCES tab below for specific cable and conduit ranges
Trade Size
Model Number
SC050
ABCVolume
UL: E155411
CSA: LR57925
Standards: UL 514B, CSA C22.2 No. 18.3-12
65!
WARNING:
Risk of cancer and reproductive harm from exposure to Lead.
See www.P65Warnings.ca.gov
< Products

Insulated Squeeze Connector

Material: Malleable Iron
Category: Fittings
Sub Category: Flex
Type(s): Connector
Connection Type(s): Squeeze
Feature(s): Insulated

Used to terminate flexible metal conduit, armored or metal clad cables to an enclosure or outlet box

  • Assembled with steel locknut and zinc plated steel screws
  • 90° C rated throat insulator
  • Refer to Connector Listing PDF under RESOURCES tab below for specific cable and conduit ranges
Trade Size
Model Number
MSSQ037I
MSSQ050I
MSSQ075I
MSSQ100I
MSSQ125I
MSSQ150I
MSSQ200I
MSSQ250I
MSSQ300I
MSSQ350I
MSSQ400I
ABCVolume
ABCVolume
ABCVolume
ABCVolume
ABCVolume
ABCVolume
ABCVolume
ABCVolume
ABCVolume
ABCVolume
ABCVolume
UL: E155411
CSA: LR57925
Standards: UL 514B, CSA C22.2 No. 18.3-12
65!
WARNING:
Risk of cancer and reproductive harm from exposure to Lead.
See www.P65Warnings.ca.gov
< Products

Squeeze Connector

Material: Malleable Iron
Category: Fittings
Sub Category: Flex
Type(s): Connector
Connection Type(s): Squeeze

Used to terminate flexible metal conduit, armored or metal clad cables to an enclosure or outlet box

  • Assembled with steel locknut and zinc plated steel screws
  • Refer to Connector Listing PDF under RESOURCES tab below for specific cable and conduit ranges
Trade Size
Model Number
MSSQ037
MSSQ050
MSSQ075
MSSQ100
MSSQ125
MSSQ150
MSSQ200
MSSQ250
MSSQ300
MSSQ350
MSSQ400
ABCVolume
ABCVolume
ABCVolume
ABCVolume
ABCVolume
ABCVolume
ABCVolume
ABCVolume
ABCVolume
ABCVolume
ABCVolume
UL: E155411
CSA: LR57925
Standards: UL 514B, CSA C22.2 No. 18.3-12
65!
WARNING:
Risk of cancer and reproductive harm from exposure to Lead.
See www.P65Warnings.ca.gov
< Products

90˚ Duplex Squeeze Connector

Material: Malleable Iron
Category: Fittings
Sub Category: Flex
Type(s): Connector
Connection Type(s): 90 DegreeDuplexSqueeze

Used to terminate flexible metal conduit, armored or metal clad cables to an enclosure or outlet box

  • Assembled with steel locknut and zinc plated steel screws
  • Refer to Connector Listing PDF under RESOURCES tab below for specific cable and conduit ranges
Trade Size
Model Number
MDA037
ABCVolume
Standards: UL 514B, CSA C22.2 No. 18.3-12
65!
WARNING:
Risk of cancer and reproductive harm from exposure to Lead.
See www.P65Warnings.ca.gov
< Products

Insulated 90˚ Squeeze Connector

Material: Malleable Iron
Category: Fittings
Sub Category: Flex
Type(s): Connector
Connection Type(s): 90 DegreeSqueeze
Feature(s): Insulated

Used to terminate flexible metal conduit, armored or metal clad cables to an enclosure or outlet box

  • Assembled with steel locknut and zinc plated steel screws
  • 90° C rated throat insulator
  • Refer to Connector Listing PDF under RESOURCES tab below for specific cable and conduit ranges
Trade Size
Model Number
MASQ037I
MASQ050I
MASQ075I
MASQ100I
MASQ125I
MASQ150I
MASQ200I
MASQ250I
MASQ300I
MASQ350I
MASQ400I
ABCVolume
ABCVolume
ABCVolume
ABCVolume
ABCVolume
ABCVolume
ABCVolume
ABCVolume
ABCVolume
ABCVolume
ABCVolume
UL: E155411
CSA: LR57925
Standards: UL 514B, CSA C22.2 No. 18.3-12
65!
WARNING:
Risk of cancer and reproductive harm from exposure to Lead.
See www.P65Warnings.ca.gov
< Products

90˚ Squeeze Connector

Material: Malleable Iron
Category: Fittings
Sub Category: Flex
Type(s): Connector
Connection Type(s): 90 DegreeSqueeze

Used to terminate flexible metal conduit, armored or metal clad cables to an enclosure or outlet box

  • Assembled with steel locknut and zinc plated steel screws
  • Refer to Connector Listing PDF under RESOURCES tab below for specific cable and conduit ranges
Trade Size
Model Number
MASQ037
MASQ050
MASQ075
MASQ100
MASQ125
MASQ150
MASQ200
MASQ250
MASQ300
MASQ350
MASQ400
ABCVolume
ABCVolume
ABCVolume
ABCVolume
ABCVolume
ABCVolume
ABCVolume
ABCVolume
ABCVolume
ABCVolume
ABCVolume
UL: E155411
CSA: LR57925
Standards: UL 514B, CSA C22.2 No. 18.3-12
65!
WARNING:
Risk of cancer and reproductive harm from exposure to Lead.
See www.P65Warnings.ca.gov
< Products

EMT-to-Flex Coupling

Material: Zinc Die-Cast
Category: Fittings
Sub Category: EMTFlex
Type(s): Coupling
Connection Type(s): Set ScrewSqueeze
Feature(s): Combination

Combination couplings are used to provide a transition from steel EMT conduit to Flexible Metal Conduit. For dry location applications.

  • Set screw type EMT connection
  • Squeeze type Flex connection
Trade Size
Model Number
CMB050SS
CMB075SS
ABCVolume
0.720.931.53
ABCVolume
0.931.161.91
UL: E210498
CSA: LR57925
Standards: UL 514B, CSA C22.2 No. 18.3-12
65!
WARNING:
Risk of cancer and reproductive harm from exposure to Lead.
See www.P65Warnings.ca.gov
< Products

Insulated 90˚ Squeeze Connector

Material: Zinc Die-Cast
Category: Fittings
Sub Category: Flex
Type(s): Connector
Connection Type(s): 90 DegreeSqueeze
Feature(s): Insulated

90° squeeze connectors are used to terminate AC, MC or FMC/RWFMC to a knockout in a metal box or enclosure where a 90° bend is required. For dry location applications.

  • 90° C rated throat insulator
  • Assembled with die-cast locknut and zinc plated steel screws
  • Refer to Connector Listing PDF under RESOURCES tab below for specific cable and conduit ranges
Trade Size
Model Number
ASQ037I
ASQ050I
ASQ075I
ASQ100I
ASQ125I
ASQ150I
ASQ200I
ASQ250I
ASQ300I
ASQ350I
ASQ400I
ABCVolume
1.181.30.46
ABCVolume
1.511.630.51
ABCVolume
1.651.890.51
ABCVolume
ABCVolume
ABCVolume
ABCVolume
ABCVolume
ABCVolume
ABCVolume
ABCVolume
UL: E155411
CSA: LR57925
Standards: UL 514B, CSA C22.2 No. 18.3-12
65!
WARNING:
Risk of cancer and reproductive harm from exposure to Lead.
See www.P65Warnings.ca.gov
< Products

Double Snap Lock® 90˚ Squeeze Connector

Material: Zinc Die-Cast
Category: Fittings
Sub Category: Flex
Type(s): Connector
Connection Type(s): 90 DegreeSqueeze
Feature(s): Double Snap Lock®InsulatedSnap Lock®

Double Snap Lock® 90° squeeze connectors are used to terminate AC, MC or FMC/RWFMC to a knockout in a metal box or enclosure where a 90° bend is required. The patented Double Snap Lock® design provides a faster installation. For dry location applications.

  • No tools required
  • 90° C rated throat insulator
  • Patented design
  • Refer to Connector Listing PDF under RESOURCES tab below for specific cable and conduit ranges
Trade Size
Model Number
ASQ037DSI
ASQ050DSI
ABCVolume
1.371.730
ABCVolume
1.682.060
cULus: E155411
Standards: UL 514B, CSA C22.2 No. 18.3-12
65!
WARNING:
Risk of cancer and reproductive harm from exposure to Lead.
See www.P65Warnings.ca.gov
< Products

90˚ Squeeze Connector

Material: Zinc Die-Cast
Category: Fittings
Sub Category: Flex
Type(s): Connector
Connection Type(s): 90 DegreeSqueeze

90° squeeze connectors are used to terminate AC, MC or FMC/RWFMC to a knockout in a metal box or enclosure where a 90° bend is required. For dry location applications.

  • Assembled with die-cast locknut and zinc plated steel screws
  • Refer to Connector Listing PDF under RESOURCES tab below for specific cable and conduit ranges
Trade Size
Model Number
ASQ037
ASQ050
ASQ075
ASQ100
ASQ125
ASQ150
ASQ200
ASQ250
ASQ300
ASQ350
ASQ400
ABCVolume
1.181.290.39
ABCVolume
1.511.630.44
ABCVolume
1.651.890.43
ABCVolume
2.132.30.53
ABCVolume
3.012.70.59
ABCVolume
4.83.590.71
ABCVolume
4.83.590.71
ABCVolume
ABCVolume
ABCVolume
ABCVolume
UL: E155411
CSA: LR57925
Standards: UL 514B, CSA C22.2 No. 18.3-12
65!
WARNING:
Risk of cancer and reproductive harm from exposure to Lead.
See www.P65Warnings.ca.gov
< Products

Insulated Squeeze Connector

Material: Zinc Die-Cast
Category: Fittings
Sub Category: Flex
Type(s): Connector
Connection Type(s): Squeeze
Feature(s): Insulated

Squeeze connectors are used to terminate AC, MC or FMC/RWFMC to a knockout in a dry location box or enclosure.

  • 90° C rated throat insulator
  • Assembled with die cast locknut and zinc plated steel screws
Trade Size
Model Number Retail Pack Master Pack Package Type
69401 1 30 Polybag
69407 1 25 Polybag
69408 1 25 Polybag
ABCVolume
1.080.490.62
ABCVolume
1.580.580.99
ABCVolume
1.680.581.18
UL: E155411
CSA: LR57925
Standards: UL 514B, CSA C22.2 No. 18.3-12
65!
WARNING:
Risk of cancer and reproductive harm from exposure to Lead.
See www.P65Warnings.ca.gov
< Products

Squeeze Connector

Material: Zinc Die-Cast
Category: Fittings
Sub Category: Flex
Type(s): Connector
Connection Type(s): Squeeze

Squeeze connectors are used to terminate AC, MC or FMC/RWFMC to a knockout in a dry location box or enclosure.

  • Assembled with die cast locknut and zinc plated steel screws
Trade Size
Model Number Retail Pack Master Pack Package Type
49401 1 30 Polybag
55401M 50 1 Contractor Pack
49407 1 25 Polybag
44407 3 20 Polybag
SC-50 25 2 Contractor Pack
49408 1 25 Polybag
44408 3 20 Polybag
55408M 25 2 Contractor Pack
02-55410 1 10 Boxed - Individual UPC
02-55412 1 10 Boxed - Individual UPC
02-55414 1 10 Boxed - Individual UPC
02-55416 1 10 Boxed - Individual UPC
ABCVolume
10.410.62
ABCVolume
1.50.50.99
ABCVolume
1.590.51.18
ABCVolume
1.750.551.44
ABCVolume
1.90.611.76
ABCVolume
2.030.612.06
ABCVolume
2.10.612.55
UL: E155411
CSA: LR57925
Standards: UL 514B, CSA C22.2 No. 18.3-12
65!
WARNING:
Risk of cancer and reproductive harm from exposure to Lead.
See www.P65Warnings.ca.gov
< Products

EMT-to-Flex Coupling

Material: Zinc Die-Cast
Category: Fittings
Sub Category: EMTFlex
Type(s): Coupling
Connection Type(s): Set ScrewSqueeze
Feature(s): Combination

Combination couplings are used to provide a transition from steel EMT conduit to Flexible Metal Conduit. For dry location applications.

  • Set screw type EMT connection
  • Squeeze type Flex connection
Trade Size
Model Number Retail Pack Master Pack Package Type
49280 1 15 Polybag
55280 25 10 Polybag
49281 1 10 Polybag
55281 25 10 Polybag
ABCVolume
0.720.931.53
ABCVolume
0.931.161.91
UL: E210498
CSA: LR57925
Standards: UL 514B, CSA C22.2 No. 18.3-12
65!
WARNING:
Risk of cancer and reproductive harm from exposure to Lead.
See www.P65Warnings.ca.gov
< Products

Insulated 90˚ Squeeze Connector

Material: Zinc Die-Cast
Category: Fittings
Sub Category: Flex
Type(s): Connector
Connection Type(s): 90 DegreeSqueeze
Feature(s): Insulated

90° squeeze connectors are used to terminate AC, MC or FMC/RWFMC to a knockout in a metal box or enclosure where a 90° bend is required. For dry location applications.

  • 90° C rated throat insulator
  • Assembled with die-cast locknut and zinc plated steel screws
Trade Size
Model Number Retail Pack Master Pack Package Type
69801 1 50 Polybag
69804 1 20 Polybag
69806 1 20 Polybag
ABCVolume
1.181.30.46
ABCVolume
1.511.630.51
ABCVolume
1.651.890.51
UL: E155411
CSA: LR57925
Standards: UL 514B, CSA C22.2 No. 18.3-12
65!
WARNING:
Risk of cancer and reproductive harm from exposure to Lead.
See www.P65Warnings.ca.gov
< Products

Double Snap Lock® 90˚ Squeeze Connector

Material: Zinc Die-Cast
Category: Fittings
Sub Category: Flex
Type(s): Connector
Connection Type(s): 90 DegreeSqueeze
Feature(s): Double Snap Lock®InsulatedSnap Lock®

Double Snap Lock® 90° squeeze connectors are used to terminate AC, MC or FMC/RWFMC to a knockout in a metal box or enclosure where a 90° bend is required. The patented Double Snap Lock® design provides a faster installation. For dry location applications.

  • No tools required for installation
  • 90° C rated throat insulator
  • Patented design
Trade Size
Model Number Retail Pack Master Pack Package Type
49815 2 6 Polybag
49816 1 12 Polybag
ABCVolume
1.371.73
ABCVolume
1.682.06
cULus: E155411
Standards: UL 514B, CSA C22.2 No. 18.3-12
65!
WARNING:
Risk of cancer and reproductive harm from exposure to Lead.
See www.P65Warnings.ca.gov
< Products

90˚ Squeeze Connector

Material: Zinc Die-Cast
Category: Fittings
Sub Category: Flex
Type(s): Connector
Connection Type(s): 90 DegreeSqueeze

90° squeeze connectors are used to terminate AC, MC or FMC/RWFMC to a knockout in a metal box or enclosure where a 90° bend is required. For dry location applications.

  • Assembled with die-cast locknut and zinc plated steel screws
Trade Size
Model Number Retail Pack Master Pack Package Type
49801 1 50 Polybag
44801 2 20 Polybag
55801M 50 2 Contractor Pack
49804 1 20 Polybag
55804 25 10 Polybag
55804M 25 2 Contractor Pack
49806 1 6 Polybag
55806 10 10 Polybag
02-55807 1 10 Polybag
02-55808 1 10 Polybag
02-55809 1 4 Polybag
02-55810 1 4 Polybag
ABCVolume
1.181.290.39
ABCVolume
1.511.630.44
ABCVolume
1.651.890.43
ABCVolume
2.132.30.53
ABCVolume
3.012.70.59
ABCVolume
4.83.590.71
ABCVolume
4.83.590.71
UL: E155411
CSA: LR57925
Standards: UL 514B, CSA C22.2 No. 18.3-12
65!
WARNING:
Risk of cancer and reproductive harm from exposure to Lead.
See www.P65Warnings.ca.gov