5310-01-272-7452

Find complete technical information, availability, and procurement data for: 5310-01-272-7452
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-272-7452

Item Name Code

15933

Assigment Date

02/13/1988 (38 years ago)

A washer, round in shape, and having a centrally located hole. One bearing surface is flat and unbroken, the other surface is in the form of a raised shoulder (boss) having a flat bearing surface. The thickness of the shoulder (boss) must not exceed 25 percent of the shoulder (boss) diameter. For items having a shoulder (boss) of greater thickness, use bearing, sleeve; bushing sleeve; or spacer, sleeve. Excludes:insulator, washer and thrust type washers.

0.378 inches minimum and 0.388 inches maximum hole diameter, 0.064 inches minimum and 0.080 inches maximum material thickness, 0.483 inches minimum and 0.495 inches maximum recess diameter, casehardened features provided, 0.677 inches minimum and 0.697 inches maximum outside diameter

Product Characteristics

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

Hole Diameter: 0.378 inches minimum and 0.388 inches maximum
Outside Diameter: 0.677 inches minimum and 0.697 inches maximum
Recess Diameter: 0.483 inches minimum and 0.495 inches maximum
Material Thickness: 0.064 inches minimum and 0.080 inches maximum
Features Provided: casehardened
Minimum Tensile Strength: 130000 pounds per square inch
Hardness Rating: 24.0 rockwell c minimum and 37.0 rockwell c maximum
Recess Angle: 90.0 degrees nominal
Material: iron alloy 660 overall
Material Document And Classification: ams 5525 assn std single material response or ams 5732 assn std single material response 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
7688-50001-004	Recessed Washer
AS21-6	Recessed Washer

FAQs

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

What is the FSCG of the NSN 5310-01-272-7452?

The FSCG of the NSN 5310-01-272-7452 is 5310

Does the NSN 5310-01-272-7452 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-01-272-7452 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 5310-01-272-7452 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-272-7452 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 5310-01-272-7452 was assigned to the Federal Catalog?

It was assigned 38 years ago, on Sat, Feb 13, 1988