37-31-7828

View detailed technical data, stock status, and sourcing information for: 37-31-7828
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5330 Packing and Gasket Materials

National Stock Number

5330-01-121-1844

Item Name Code

20256

Assigment Date

10/31/1981 (44 years ago)

A metallic or nonmetallic ring, loop, solid plate, casting or moulding, formed with a grooved outer edge to fit within an eye splice; or maybe a crescent-shaped hollow tube. It is generally used in multiple leg slings to protect from chafing.

1.620 inches minimum and 1.623 inches maximum outside diameter, 0.877 inches minimum and 0.878 inches maximum inside diameter, 0.960 inches minimum and 0.965 inches maximum material thickness, concentric ring style, counterbored straight face cross-sectional shape style

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Cross-Sectional Shape Style: counterbored straight face
Inside Diameter: 0.877 inches minimum and 0.878 inches maximum
Outside Diameter: 1.620 inches minimum and 1.623 inches maximum
Material Thickness: 0.960 inches minimum and 0.965 inches maximum
Ring Style: concentric
Outer Edge Thickness: 0.304 inches minimum and 0.314 inches maximum
Material: copper alloy overall
Material Document And Classification: qq-c-465 fed std single material response overall

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
37-31-7828	Wiper Ring
4677983-0006	Wiper Ring
87682-7202 ITEM 6	Wiper Ring
87682-7207 ITEM	Wiper Ring

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 5330-01-121-1844?

The FSCG of the NSN 5330-01-121-1844 is 5330

Does the NSN 5330-01-121-1844 have a Schedule B code assigned?

Yes, the Schedule B code is 8412909005

Does NSN 5330-01-121-1844 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 5330-01-121-1844 contain precious materials?

Item does not contain precious metal.

Does NSN 5330-01-121-1844 contain hazardous materials?

Indicates there is no information in the hmirs. The nsn is in a fsc in table ii of fed std 313 and a msds may be required by the user. The requirement for a msds is dependent on a hazard determination of the supplier or the intended end use of item.

When the NSN 5330-01-121-1844 was assigned to the Federal Catalog?

It was assigned 44 years ago, on Sat, Oct 31, 1981