5310-01-271-1883

Find complete technical information, availability, and procurement data for: 5310-01-271-1883
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-271-1883

Item Name Code

13393

Assigment Date

01/20/1988 (38 years ago)

A washer which is round with a centrally located hole. One bearing surface is smooth, flat, and unbroken, the other bearing surface is smooth, unbroken, and is raised to form a curved or spherical contour. See also washer (1), concave. Excludes:bearing, washer thrust.

0.136 inches minimum and 0.177 inches maximum thickness, 1.620 inches nominal hole diameter, round peripheral shape style, rectangular cross-sectional shape style, round center hole 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: rectangular
Hole Diameter: 1.620 inches nominal
Peripheral Shape Style: round
Center Hole Shape Style: round
Thickness: 0.136 inches minimum and 0.177 inches maximum
Overall Diameter: 2.970 inches minimum and 3.120 inches maximum
Heat Treatment: hardened
Material: steel 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
7-949-000232	Flat Washer

FAQs

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

What is the FSCG of the NSN 5310-01-271-1883?

The FSCG of the NSN 5310-01-271-1883 is 5310

Does the NSN 5310-01-271-1883 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-01-271-1883 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 5310-01-271-1883 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-271-1883 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 5310-01-271-1883 was assigned to the Federal Catalog?

It was assigned 38 years ago, on Wed, Jan 20, 1988