Electrical

An extensive range of robust fittings and weatherproof products.

Automotive

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

Power Transmission & Distribution

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

Aerospace

Complex sensor housings & fracture-critical products.

Appliances

Robust castings and assemblies for everyday appliances.

Commercial Hardware

Finished components for commercial & residential hardware applications.

Electronics & Telecom

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

Fluid Power

Durable, precision products for high-pressure applications.

Food & Beverage

Handles, leveling pins, flow valves & button housings.

Lighting

Custom housings to fully assembled commercial & industrial light fixtures.

Marine

Durable corrosion-resistant engineered castings and subassemblies.

Medical & Dental

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

Oil & Gas

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

Power Tools

Durable yet lightweight custom metal housings.

Solar

Innovative precision metal stamped parts.

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

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

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

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

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

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

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

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

Partner Services

Rapid Prototypes, Heat Treating, Automated Assembly

Company History

Learn more about our company milestones.

Plant Locations

Learn more about our global manufacturing facilities.

Company News

See our company announcements and press releases.

Contact Us

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

Resources

Download catalogs and key product guides.

Innovation at Sigma

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

Engineered Solutions

Sigma offers solutions for complex product characteristics and technical requirements.

Global Supply Chain Management

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

Partner Services

Sigma is a vertically integrated single-source solution provider.

< Products

Conduit Body – Type LR

Material: Zinc-Plated Iron
Category: Fittings
Sub Category: Rigid
Type(s): Conduit Body
Connection Type(s): 90 DegreeThreaded
Feature(s): Type LR

Used with threaded rigid conduit or IMC for providing access to the interior of a conduit system for pulling, splicing, inspection and maintenance

  • Flat back design for easy mounting close to walls
  • NPT threaded hubs
  • Cast from high strength malleable iron/ductile iron and zinc plated
Model Number
MLR050
MLR075
MLR100
MLR125
MLR150
MLR200
MLR250
MLR300
MLR350
MLR400
Volume
4.5
Volume
7.5
Volume
12.5
Volume
32.3
Volume
35.3
Volume
73
Volume
138
Volume
170
Volume
300
Volume
328
UL: E121488
CSA: LR57925

Standards: UL 514B, CSA 22.2 No. 18
< Products

Set Screw Conduit Body – Type LR

Material: Aluminum Die-Cast
Category: Fittings
Sub Category: EMT
Type(s): Conduit Body
Connection Type(s): 90 DegreeSet Screw
Feature(s): Type LR

Used with EMT for providing access to the interior of a conduit system for pulling, splicing, inspection, and maintenance

  • Flat back design for easy mounting close to walls
  • Set screw hubs to accommodate EMT
  • Cast from high strength corrosion and weather resistant aluminum alloy
  • Includes rubber gasket & stamped cover
Model Number
LRSS050AN
LRSS075AN
LRSS100AN
LRSS125AN
LRSS150AN
LRSS200AN
LRSS250AN
LRSS300AN
LRSS350AN
LRSS400AN
Volume
4.35
Volume
7.3
Volume
12.2
Volume
35.8
Volume
35.1
Volume
69.7
Volume
158
Volume
186
Volume
306
Volume
308
UL: E121488
CSA: LR57925

Standards: UL 514A & UL 514B, CSA C22.2 No. 18.1-13 & CSA C22.2 No. 18.3-12
< Products

Set Screw Conduit Body – Type LR

Material: Aluminum Die-Cast
Category: Fittings
Sub Category: EMT
Type(s): Conduit Body
Connection Type(s): 90 DegreeSet Screw
Feature(s): Type LR

Used with EMT for providing access to the interior of a conduit system for pulling, splicing, inspection, and maintenance

  • Flat back design for easy mounting close to walls
  • Set screw hubs to accommodate EMT
  • Cast from high strength corrosion and weather resistant aluminum alloy
  • Includes fiber gasket & die-cast cover
Model Number
LRSS050CG
LRSS075CG
LRSS100CG
LRSS125CG
LRSS150CG
LRSS200CG
Volume
4.35
Volume
7.3
Volume
12.2
Volume
35.8
Volume
35.1
Volume
69.7
UL: E121488
CSA: LR57925

Standards: UL 514A & UL 514B, CSA C22.2 No. 18.1-13 & CSA C22.2 No. 18.3-12
< Products

Combination Conduit Body – Type LR

Material: Aluminum Die-Cast
Category: Fittings
Sub Category: EMTRigid
Type(s): Conduit Body
Connection Type(s): 90 DegreeCombinationSet ScrewThreaded
Feature(s): Type LR

Used with threaded rigid conduit, IMC or EMT for providing access to the interior of a conduit system for pulling, splicing, inspection, and maintenance

  • Flat back design for easy mounting close to walls
  • Cast from high strength corrosion and weather resistant aluminum alloy
Model Number
LRC050AN
LRC075AN
LRC100AN
LRC125AN
LRC150AN
LRC200AN
Volume
4.35
Volume
7.3
Volume
12.2
Volume
35.8
Volume
35.1
Volume
69.7
UL: E121488
CSA: LR57925

Standards: UL 514A & 514B, CSA C22.2 No. 18.1-13 & C22.2 No. 18.3-12
< Products

Conduit Body – Type LR

Material: Aluminum Die-Cast
Category: Fittings
Sub Category: Rigid
Type(s): Conduit Body
Connection Type(s): 90 DegreeThreaded
Feature(s): Type LR

Used with threaded rigid conduit or IMC for providing access to the interior of a conduit system for pulling, splicing, inspection and maintenance

  • Flat back design for easy mounting close to walls
  • Cast from high strength corrosion and weather resistant aluminum alloy
Model Number
LR050CG
LR075CG
LR100CG
LR125CG
LR150CG
LR200CG
Volume
4.35
Volume
7.3
Volume
12.2
Volume
35.8
Volume
35.1
Volume
69.7
UL: E121488
CSA: LR57925

Standards: UL 514A & UL 514B, CSA C22.2 No. 18.1-13 & CSA C22.2 No. 18.3-12
< Products

Set Screw Conduit Body – Type LR

Material: Aluminum Die-Cast
Category: Fittings
Sub Category: EMT
Type(s): Conduit Body
Connection Type(s): 90 DegreeSet Screw
Feature(s): Type LR

Used with EMT for providing access to the interior of a conduit system for pulling, splicing, inspection, and maintenance

  • Flat back design for easy mounting close to walls
  • Set screw hubs to accommodate EMT
  • Cast from high strength corrosion and weather resistant aluminum alloy
Model Number
LRSS050
LRSS075
LRSS100
LRSS125
LRSS150
LRSS200
LRSS250
LRSS300
LRSS350
LRSS400
Volume
4.35
Volume
7.3
Volume
12.2
Volume
35.8
Volume
35.1
Volume
69.7
Volume
158
Volume
186
Volume
306
Volume
308
UL: E121488
CSA: LR57925

Standards: UL 514A & UL 514B, CSA C22.2 No. 18.1-13 & CSA C22.2 No. 18.3-12
< Products

Conduit Body – Type LR

Material: Aluminum Die-Cast
Category: Fittings
Sub Category: Rigid
Type(s): Conduit Body
Connection Type(s): 90 DegreeThreaded
Feature(s): Type LR

Used with threaded rigid conduit or IMC for providing access to the interior of a conduit system for pulling, splicing, inspection and maintenance

  • Flat back design for easy mounting close to walls
  • Cast from high strength corrosion and weather resistant aluminum alloy
Model Number
LR050
LR075
LR100
LR125
LR150
LR200
LR250
LR300
LR350
LR400
Volume
4.35
Volume
7.3
Volume
12.2
Volume
35.8
Volume
35.1
Volume
69.7
Volume
158
Volume
186
Volume
306
Volume
308
UL: E121488
CSA: LR57925

Standards: UL 514A & UL 514B, CSA C22.2 No. 18.1-13 & CSA C22.2 No. 18.3-12
< Products

Conduit Body – Type LR

Material: Aluminum Die-Cast
Category: Fittings
Sub Category: Rigid
Type(s): Conduit Body
Connection Type(s): 90 DegreeThreaded
Feature(s): Type LR

Conduit bodies are used to gain access to the interior of a raceway for wire pulling, inspection and maintenance where the raceway changes direction.,Used with threaded rigid conduit or IMC for providing access to the interior of a conduit system for pulling, splicing, inspection and maintenance

  • Flat back design for easy mounting close to walls
  • Assembled with removable cover and gasket,Cast from high strength corrosion and weather resistant aluminum alloy
  • Stamped aluminum cover,
  • Rubber gasket,
Model Number
LR050AN
LR075AN
LR100AN
LR125AN
LR150AN
LR200AN
LR250AN
LR300AN
LR350AN
LR400AN
ABCVolume
4.42.11.64.35
ABCVolume
5.12.31.97.3
ABCVolume
5.81.752.0712.2
ABCVolume
7.762.482.8435.8
ABCVolume
7.762.482.8435.1
ABCVolume
9.843.133.5969.7
Volume
158
Volume
186
Volume
306
Volume
308
UL: E121488
CSA: LR57925

Standards: UL 514A & UL 514B, CSA C22.2 No. 18.1-13 & CSA C22.2 No. 18.3-12
65!

WARNING: Cancer and Reproductive Harm – www.P65Warnings.ca.gov.

< Products

Combination Conduit Body – Type LR

Material: Aluminum Die-Cast
Category: Fittings
Sub Category: EMTRigid
Type(s): Conduit Body
Connection Type(s): 90 DegreeCombinationSet ScrewThreaded
Feature(s): Type LR

Used with threaded rigid conduit, IMC or EMT for providing access to the interior of a conduit system for pulling, splicing, inspection, and maintenance

  • Flat back design for easy mounting close to walls
  • Cast from high strength corrosion and weather resistant aluminum alloy
Model Number
LRC050
LRC075
LRC100
LRC125
LRC150
LRC200
Volume
4.35
Volume
7.3
Volume
12.2
Volume
35.8
Volume
35.1
Volume
69.7
UL: E121488
CSA: LR57925

Standards: UL 514A & 514B, CSA C22.2 No. 18.1-13 & C22.2 No. 18.3-12
< Products

Combination Conduit Body – Type LL/LR

Material: Aluminum Die-Cast
Category: Fittings
Sub Category: EMTRigid
Type(s): Conduit Body
Connection Type(s): 90 DegreeCombinationSet ScrewThreaded
Feature(s): Type LLType LR

Combination conduit bodies are used to gain access to the interior of a raceway for wire pulling, inspection and maintenance where the raceway changes direction. Pre-assembled with two covers and gaskets for configuration as LL or LR conduit body.

  • Combination type LL/LR
  • Set screw for EMT and threaded for Rigid conduit or IMC
  • Flat back design for easy mounting close to walls
  • Assembled with removable cover and gasket
Model Number Retail Pack Master Pack Package Type
02-55941LLR 1 5 Boxed - Individual UPC
02-55942LLR 1 5 Boxed - Individual UPC
02-55943LLR 1 5 Boxed - Individual UPC
ABC
4.41.942.07
ABC
5.072.182.29
ABC
5.82.442.48
cULus: E121488

Standards: UL 514A, CSA C22.2 No. 18.1-13
65!

WARNING: Cancer and Reproductive Harm – www.P65Warnings.ca.gov.

< Products

Conduit Body – Type LR

Material: Aluminum Die-Cast
Category: Fittings
Sub Category: Rigid
Type(s): Conduit Body
Connection Type(s): 90 DegreeThreaded
Feature(s): Type LR

Conduit bodies are used to gain access to the interior of a raceway for wire pulling, inspection and maintenance where the raceway changes direction.

  • Flat back design for easy mounting close to walls
  • Assembled with removable cover and gasket
  • Stamped aluminum cover
Model Number Retail Pack Master Pack Package Type
02-55641LR 1 5 Boxed - Individual UPC
02-55642LR 1 3 Boxed - Individual UPC
02-55643LR 1 2 Boxed - Individual UPC
02-55644LR 1 2 Boxed - Individual UPC
02-55645LR 1 2 Boxed - Individual UPC
02-55646LR 1 2 Boxed - Individual UPC
ABC
4.42.11.6
ABC
5.12.31.9
ABC
5.81.752.07
ABC
7.762.482.84
ABC
7.762.482.84
ABC
9.843.133.59
UL: E121488
CSA: LR57925

Standards: UL 514A & UL 514B, CSA C22.2 No. 18.1-13 & CSA C22.2 No. 18.3-12
65!

WARNING: Cancer and Reproductive Harm – www.P65Warnings.ca.gov.