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NSI Industries UBS516134 - 5/16-18 x 2-11/16 x 1-3/4 U Bolt & Nut USA Made 18-8 Stainless Steel
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NSI Industries

UBS516134

Alternate Item Number: 10308

UPC: 639720103083


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Specification Sheet

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Minimum Qty: 50

Multiplier: 50

*Contact for lower quantities*

Overview

The NSI Industries UBS516134 U-bolt assembly is a precision-engineered fastening solution designed for secure clamping and structural support in demanding industrial, marine, and construction applications. The U-bolt features a 5/16-18 thread size with a 2-11/16-inch inside length and 1-3/4-inch inside width, providing robust clamping force for pipes, tubes, or cylindrical components. Supplied complete with a matching hex nut, this assembly ensures reliable performance in applications requiring resistance to oxidation, rust, and environmental stress. The 18-8 stainless steel composition (Type 304 equivalent) offers excellent tensile strength and resistance to chloride-induced corrosion, making it ideal for use in chemical processing, water treatment, offshore platforms, and food processing facilities. The UBS516134 is designed for applications where secure fastening and structural integrity are critical, including pipe supports, conduit clamps, and equipment mounting. Its compact dimensions and high-strength construction make it suitable for both heavy-duty and precision installations.
  • 5/16-18 thread size with 2-11/16" inside length and 1-3/4" inside width
  • 18-8 stainless steel (Type 304 equivalent) for superior corrosion resistance
  • Supplied complete with matching hex nut for immediate installation
  • Designed for secure clamping of pipes, tubes, and cylindrical components
  • Ideal for industrial, marine, and construction applications

Specifications

Application
Electrical, Plumbing, Heating and Air Conditioning Industries
Length
2-11/16 in
Material
Stainless Steel
Material
18-8 Stainless Steel
Number of Nuts
50
Nut Type
SS
Size
5/16-18 IN
Type
U Bolt & Nut
Package Dimensions (L x W x H)
7.25 IN x 6.75 IN x 3.25 IN
Package Dimensions (L x W x H)
18.415 cm x 17.145 cm x 8.255 cm
Package Weight (Imperial)
7.000 L
Package Weight (Metric)
3.175 kg
5/16-18 x 2-3/16 x 1-3/8 U Bolt & Nut USA Made 18-8 Stainless Steel

UBS516138

5/16-18 x 2-3/16 x 1-3/8 U Bolt & Nut USA Made 18-8 Stainless Steel
U Bolt, Size 1/2 Inch, Diameter 15/16 Inch, Length 2-3/4 Inches, Thread Length 1-3/4 Inch, Thread Size 5/16 - 18 Inch, Material Steel

H 286 1/2

U Bolt, Size 1/2 Inch, Diameter 15/16 Inch, Length 2-3/4 Inches, Thread Length 1-3/4 Inch, Thread Size 5/16 - 18 Inch, Material Steel
This is a 5/16"-18 x 3" x 2" U-bolt with plate, hex nuts, and flat washers included. It is made of carbon steel with a zinc plated finish. The U-bolt fits 1-1/2" pipe and has an overall length of 3" with a 2" inside spread and 1-1/2" thread length.

67003

This is a 5/16"-18 x 3" x 2" U-bolt with plate, hex nuts, and flat washers included. It is made of carbon steel with a zinc plated finish. The U-bolt fits 1-1/2" pipe and has an overall length of 3" with a 2" inside spread and 1-1/2" thread length.
3/8-16 x 3-5/8 x 3 U Bolt & Nut USA Made 18-8 Stainless Steel

UBS38212

3/8-16 x 3-5/8 x 3 U Bolt & Nut USA Made 18-8 Stainless Steel
Round Bend U-Bolt, 3/8-16 in. size, Right Hand thread, 2 Hexagon Nuts, 18-8 grade, Stainless Steel, 2-5/8 in. inside length, 2 in. inside width, 1-1/4 in. thread length

UBS021

Round Bend U-Bolt, 3/8-16 in. size, Right Hand thread, 2 Hexagon Nuts, 18-8 grade, Stainless Steel, 2-5/8 in. inside length, 2 in. inside width, 1-1/4 in. thread length
Round Bend U-Bolt, 5/16-18 in. size, Right Hand thread, 2 Hexagon Nuts, 18-8 grade, Stainless Steel, 2-3/16 in. inside length, 1 in. inside width, 1-3/8 in. thread length

UBS010

Round Bend U-Bolt, 5/16-18 in. size, Right Hand thread, 2 Hexagon Nuts, 18-8 grade, Stainless Steel, 2-3/16 in. inside length, 1 in. inside width, 1-3/8 in. thread length
Round Bend U-Bolt, 1/4-20 in. size, Right Hand thread, 2 Hexagon Nuts, Steel, Zinc Plated finish, 3 in. inside length, 1-3/4 in. inside width, 1-3/8 in. thread length

UB08

Round Bend U-Bolt, 1/4-20 in. size, Right Hand thread, 2 Hexagon Nuts, Steel, Zinc Plated finish, 3 in. inside length, 1-3/4 in. inside width, 1-3/8 in. thread length
Round Bend U-Bolt, 3/8-16 in. size, Right Hand thread, 2 Hexagon Nuts, 18-8 grade, Stainless Steel, 3-1/8 in. inside length, 2-1/2 in. inside width, 1-1/4 in. thread length

UBS022

Round Bend U-Bolt, 3/8-16 in. size, Right Hand thread, 2 Hexagon Nuts, 18-8 grade, Stainless Steel, 3-1/8 in. inside length, 2-1/2 in. inside width, 1-1/4 in. thread length

Frequently Asked Questions

What material are these U-bolts made from?

These U-bolts are made from 18-8 stainless steel and include hex nuts.

Are hex nuts included with the U-bolts?

Yes, the product is specified as U-bolts with hex nuts.

What thread sizes are available?

The specification sheet lists 1/4-20, 5/16-18, 3/8-16, and 1/2-13 thread sizes.

What tolerance applies to these U-bolts?

The listed tolerances are .039 in, .059 in, and .098 in, depending on the size.

What pipe sizes do these U-bolts fit?

Pipe sizes listed range from 1/4 in to 4 in, depending on the U-bolt size.

What inside lengths are available?

Inside lengths listed include 1-1/4 in, 2-1/4 in, 2-3/16 in, 2-11/16 in, 3-11/16 in, and 6 in.

What inside widths are available?

Inside widths listed include 9/16 in, 3/4 in, 1 in, 1-1/8 in, 1-1/4 in, 1-3/8 in, 1-1/2 in, 1-3/4 in, 2 in, 2-1/2 in, 3 in, and 4-1/2 in.

What thread lengths are listed?

Thread lengths listed include 1/4 in, 3/8 in, 1/2 in, 3/4 in, 1 in, 1-1/4 in, 1-1/2 in, 2 in, 2-1/2 in, and 3 in.

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