5310-01-266-3077

Find complete technical information, availability, and procurement data for: 5310-01-266-3077
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-266-3077

Item Name Code

15938

Assigment Date

10/23/1987 (38 years ago)

A pliable rubber or composition ring-shaped element, split or jointless (solid) not encased in a metal shell, but having a spring, spreader and/or molded-in reinforcement. It is designed to be pressmounted between fixed and movable or moving parts to form a tight and effective seal.

0.297 inches minimum and 0.312 inches maximum outside diameter, 0.016 inches minimum and 0.018 inches maximum material thickness, 0.156 inches minimum and 0.171 inches maximum hole diameter, 0.022 inches minimum and 0.028 inches maximum overall height, 45.0 rockwell c minimum and 52.0 rockwell c maximum hardness rating

Product Characteristics

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

Hole Diameter: 0.156 inches minimum and 0.171 inches maximum
Outside Diameter: 0.297 inches minimum and 0.312 inches maximum
Overall Height: 0.022 inches minimum and 0.028 inches maximum
Material Thickness: 0.016 inches minimum and 0.018 inches maximum
Hardness Rating: 45.0 rockwell c minimum and 52.0 rockwell c maximum
Style Designator: spring tension

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
M12133/1-2	Spring Tension Washer

FAQs

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

What is the FSCG of the NSN 5310-01-266-3077?

The FSCG of the NSN 5310-01-266-3077 is 5310

Does NSN 5310-01-266-3077 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 5310-01-266-3077 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-266-3077 contain hazardous materials?

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

When the NSN 5310-01-266-3077 was assigned to the Federal Catalog?

It was assigned 38 years ago, on Fri, Oct 23, 1987