4500-20V1943APC20

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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-168-1400

Item Name Code

15934

Assigment Date

01/01/1963 (63 years ago)

0.250 inches nominal material thickness, 0.250 inches nominal shoulder height, 1.344 inches nominal outside diameter, 0.501 inches minimum and 0.502 inches maximum hole diameter, 1.000 inches nominal shoulder 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: 0.501 inches minimum and 0.502 inches maximum
Shoulder Diameter: 1.000 inches nominal
Outside Diameter: 1.344 inches nominal
Shoulder Height: 0.250 inches nominal
Material Thickness: 0.250 inches nominal
Special Features: internal keyway 0.125 in. w by 0.112 in. deep
Material: steel overall
Material Document And Classification: mil-s-869,comp a mil spec single material response 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
1680-4500V897	Shouldered Washer
1682-4500	Shouldered Washer
4500-07V2002APC18	Shouldered Washer
4500-07V2002PC18	Shouldered Washer
4500-10F547PC18	Shouldered Washer
4500-10F548PC18	Shouldered Washer
4500-10F580PC18	Shouldered Washer
4500-10F581PC18	Shouldered Washer
4500-10F692PC19	Shouldered Washer
4500-10F693PC19	Shouldered Washer
4500-10V2125APC18	Shouldered Washer
4500-10V2125PC18	Shouldered Washer
4500-20V1943APC20	Shouldered Washer
4500-20V1943PC20	Shouldered Washer
4500-25V1467APC19	Shouldered Washer
4500-25V1467PC19	Shouldered Washer
4500-25V897APC19	Shouldered Washer
4500-25V897PC19	Shouldered Washer
SRS168245008593	Shouldered Washer

FAQs

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

What is the FSCG of the NSN 5310-00-168-1400?

The FSCG of the NSN 5310-00-168-1400 is 5310

Does the NSN 5310-00-168-1400 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-00-168-1400 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 5310-00-168-1400 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-168-1400 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 5310-00-168-1400 was assigned to the Federal Catalog?

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