71320191-001

View detailed technical data, stock status, and sourcing information for: 71320191-001
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-147-6747

Item Name Code

01869

Assigment Date

02/21/1983 (43 years ago)

A washer having a centrally located hole and two flat bearing surfaces which are not parallel.

0.390 inches nominal distance from centerline to inside of prebent key, 0.160 inches nominal external prebent key width, 0.780 inches nominal outside diameter, 0.180 inches nominal external prebent key length, 0.500 inches minimum and 0.510 inches maximum hole 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: 0.500 inches minimum and 0.510 inches maximum
Outside Diameter: 0.780 inches nominal
External Prebent Key Length: 0.180 inches nominal
External Prebent Key Width: 0.160 inches nominal
Distance From Centerline To Inside Of Prebent Key: 0.390 inches nominal
Overall Distance Including Keys: 1.086 inches nominal
Material Thickness: 0.020 inches nominal
Special Features: external prebent key,additional 75 degree bend 0.160 in. from end
Material: steel comp 301 overall
Material Document And Classification: mil-s-5059,1/2 hard mil spec single material response overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: +86112,class 2,fscm 04939 mfr ref single treatment response overall
Style Designator: key

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
71320191-001	Key Washer

FAQs

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

What is the FSCG of the NSN 5310-01-147-6747?

The FSCG of the NSN 5310-01-147-6747 is 5310

Does the NSN 5310-01-147-6747 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-01-147-6747 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 5310-01-147-6747 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-147-6747 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 5310-01-147-6747 was assigned to the Federal Catalog?

It was assigned 43 years ago, on Mon, Feb 21, 1983