5310-00-230-3373

Find complete technical information, availability, and procurement data for: 5310-00-230-3373
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-230-3373

Item Name Code

15933

Assigment Date

05/23/1973 (53 years ago)

A circular-shaped item designed to maintain predetermined distance between assembled parts and/or for distributing pressure or preventing endwise movement between member parts. It has a solid cross-section and two flat parallel bearing surfaces. The distance between the bearing surfaces perpendicular to the axis of the centrally located hole shall not exceed 25 percent of the outside diameter. The diameter of the centrally located hole must exceed 75 percent of the outside diameter. Excludes:laminated items. For items manufactured from impregnated graphite or lubricated nonmetallic materials, excluding felt or plastics, see gasket. For items manufactured from lubricated plastics, see bearing, washer, thrust. For items manufactured from lubricated felt, see felt, mechanical, preformed. Excludes:disk, valve; insulator washer; and shim. See also spacer, plate and spacer, sleeve.

0.250 inches nominal material thickness, 0.810 inches nominal recess diameter, 0.749 inches minimum and 0.755 inches maximum hole diameter, 80.0 degrees minimum and 100.0 degrees maximum recess angle, navy special project part name assigned by controlling agency

Product Characteristics

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

Hole Diameter: 0.749 inches minimum and 0.755 inches maximum
Recess Diameter: 0.810 inches nominal
Material Thickness: 0.250 inches nominal
Recess Angle: 80.0 degrees minimum and 100.0 degrees maximum
Part Name Assigned By Controlling Agency: navy special project
Special Features: 0.125 in. by 45 deg bevel id opposite recessed side
Material Document And Classification: qq-a-250/11 fed spec single material response overall
Surface Treatment: chromate overall
Style Designator: recessed

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
625-1361-001	Recessed Washer

FAQs

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

What is the FSCG of the NSN 5310-00-230-3373?

The FSCG of the NSN 5310-00-230-3373 is 5310

Does NSN 5310-00-230-3373 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 5310-00-230-3373 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-00-230-3373 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 5310-00-230-3373 was assigned to the Federal Catalog?

It was assigned 53 years ago, on Wed, May 23, 1973