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NSI Industries RCT28 - Hex Rod Coupling, 3/8-16 in. size, 1 in. length, Steel, Zinc Chromate finish, 25 per pack
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NSI Industries RCT28 Hex Rod Coupling, 3/8-16 in. size, 1 in. length, Steel, Zinc Chromate finish, 25 per pack

Alternate Item Number: 21715

UPC: 639720217155


Documents & Media
Specification Sheet

Contact for Pricing

Minimum Qty: 50

Multiplier: 50

*Contact for lower quantities*

Call +1 (262) 252-1600 (toll-free 877-268-3700) or email [email protected] for pricing and availability.

Overview

The NSI Industries RCT28 Hex Rod Coupling is a precision-engineered threaded coupling designed for secure, high-strength connections in industrial fixture hanging and structural assemblies. This coupling features 3/8-16 UNC threads on both ends, ensuring compatibility with standard 3/8-inch threaded rods and fasteners. Measuring 1 inch in length, it provides sufficient engagement for robust joint assembly in mechanical and electrical installations. Constructed from durable steel with a zinc chromate finish, the RCT28 delivers reliable corrosion resistance in moderately demanding environments, extending service life while maintaining structural integrity. Each pack contains 25 units, optimizing bulk purchasing for projects requiring multiple connections. Common applications include fixture hanging systems, conduit supports, cable trays, and other mechanical assemblies where threaded rod continuity is required. The hex design allows for easy installation and removal using standard tools, reducing assembly time in production or maintenance workflows.
  • 3/8-16 UNC threads on both ends for standard rod compatibility
  • 1 inch length provides robust joint engagement
  • Steel construction with zinc chromate finish for corrosion resistance
  • Hex design enables tool-assisted installation and removal
  • 25 units per pack for efficient bulk purchasing

Specifications

Application
Electrical, Plumbing, Heating and Air Conditioning Industries
Finish
Zink Chromate
Length
1 IN
Material
Steel
Size
3/8-16 IN
Type
Hex Rod Coupling
Package Dimensions (L x W x H)
3 IN x 3 IN x 3.6 IN
Package Dimensions (L x W x H)
7.62 cm x 7.62 cm x 9.144 cm
Package Weight (Imperial)
1.845 L
Package Weight (Metric)
0.837 kg
10-24 Hx Rod Coupling Steel Zinc

RCT25

10-24 Hx Rod Coupling Steel Zinc
Coupling, Standard Rod, Size 3/8 Inch, Length 1-1/8 Inches, Steel

H119 3/8

Coupling, Standard Rod, Size 3/8 Inch, Length 1-1/8 Inches, Steel
Hex Rod Coupling, 3/8-16 in. size, 1 in. length, 18-8 grade, Stainless Steel, 25 per pack

RCT28SS

Hex Rod Coupling, 3/8-16 in. size, 1 in. length, 18-8 grade, Stainless Steel, 25 per pack
Hex Rod Coupling, 1/2-13 in. size, 1-1/4 in. length, Steel, Zinc Chromate finish, 50 per pack

RCT29

Hex Rod Coupling, 1/2-13 in. size, 1-1/4 in. length, Steel, Zinc Chromate finish, 50 per pack
Hex Rod Coupling, 3/4-10 in. size, 1-1/4 in. length, Steel, Zinc Chromate finish, 50 per pack

RCT31

Hex Rod Coupling, 3/4-10 in. size, 1-1/4 in. length, Steel, Zinc Chromate finish, 50 per pack
Hex Rod Coupling, 1/2-13 in. size, 1-1/4 in. length, 18-8 grade, Stainless Steel, 50 per pack

RCT29SS

Hex Rod Coupling, 1/2-13 in. size, 1-1/4 in. length, 18-8 grade, Stainless Steel, 50 per pack
Swivel Fixture, Steel material, Zinc Chromate finish, 2 hole(s), 1 per bag, 1/2 in. pipe size. For use with 4 in. Square Box, 1/2 in. NPT Pipe.

MSC50

Swivel Fixture, Steel material, Zinc Chromate finish, 2 hole(s), 1 per bag, 1/2 in. pipe size. For use with 4 in. Square Box, 1/2 in. NPT Pipe.
Swivel Fixture, Steel material, Zinc Chromate finish, 2 hole(s), 1 per bag, 3/4 in. pipe size. For use with 4 in. Square Box, 3/4 in. NPT Pipe.

MSC75

Swivel Fixture, Steel material, Zinc Chromate finish, 2 hole(s), 1 per bag, 3/4 in. pipe size. For use with 4 in. Square Box, 3/4 in. NPT Pipe.

Frequently Asked Questions

What size thread does RCT28 use?

RCT28 is a steel hex rod coupling with 3/8-16 thread size. It is listed with a 1/2 in hex size and 1 in length.

How many RCT28 couplings come in a package?

RCT28 is packaged 50 per standard package.

What material is the RCT28 coupling made of?

RCT28 is listed under steel hex rod couplings. An 18-8 type stainless steel version, RCT28SS, is also shown.

What are the dimensions of RCT28?

RCT28 has a 1/2 in hex size and 1 in length. It is also listed with a 3/8-16 thread size.

Is there a stainless steel version of RCT28?

Yes. The document lists RCT28SS as the 18-8 type stainless steel version with the same 3/8-16 size.

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