5310-00-283-0988

Find complete technical information, availability, and procurement data for: 5310-00-283-0988
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-283-0988

Item Name Code

15934

Assigment Date

01/01/1963 (63 years ago)

A washer of any peripheral shape having a centrally located hole. Both bearing surfaces are parallel and flat, but one or both of the bearing surfaces must be broken by a counterbore, countersink, or similarly shaped recess. The thickness must not exceed 25 per cent of the outside diameter or the largest outside dimension. The maximum limit of the tolerance or range applied to the thickness and/or largest outside dimension must be used to determine compliance. Excludes:washer, concave, retainer, packing, and thrust type washers. See also spacer, sleeve; and spacer, stepped.

2.724 inches minimum and 2.744 inches maximum shoulder diameter, 0.186 inches minimum and 0.190 inches maximum shoulder height, 2.912 inches minimum and 2.932 inches maximum outside diameter, 1.1870 inches minimum and 1.1880 inches maximum hole diameter, 0.052 inches minimum and 0.072 inches maximum material thickness

Product Characteristics

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

Hole Diameter: 1.1870 inches minimum and 1.1880 inches maximum
Shoulder Diameter: 2.724 inches minimum and 2.744 inches maximum
Outside Diameter: 2.912 inches minimum and 2.932 inches maximum
Shoulder Height: 0.186 inches minimum and 0.190 inches maximum
Material Thickness: 0.052 inches minimum and 0.072 inches maximum
Material: steel overall
Style Designator: shouldered

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
161J39	Shouldered Washer
2401700	Shouldered Washer
PB161	Shouldered Washer

FAQs

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

What is the FSCG of the NSN 5310-00-283-0988?

The FSCG of the NSN 5310-00-283-0988 is 5310

Does the NSN 5310-00-283-0988 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-00-283-0988 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 5310-00-283-0988 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-283-0988 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 5310-00-283-0988 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963