NAS77-20-23

View detailed technical data, stock status, and sourcing information for: NAS77-20-23
DODParts.com distributes related products varnishes dopes paints, aircraft parts and consumables, electrical parts, fittings and other components for the aerospace and defense industries. Submit the short price quote form for part NAS77-20-23 to receive an up to date pricing and availability quote by email.

Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-089-8964

Item Name Code

15934

Assigment Date

08/05/1967 (59 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.

0.057 inches minimum and 0.062 inches maximum material thickness, 1.615 inches minimum and 1.625 inches maximum outside diameter, 1.439 inches minimum and 1.440 inches maximum shoulder diameter, 1.250 inches minimum and 1.252 inches maximum hole diameter, 0.163 inches minimum and 0.178 inches maximum shoulder height

Product Characteristics

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

Hole Diameter: 1.250 inches minimum and 1.252 inches maximum
Shoulder Diameter: 1.439 inches minimum and 1.440 inches maximum
Outside Diameter: 1.615 inches minimum and 1.625 inches maximum
Shoulder Height: 0.163 inches minimum and 0.178 inches maximum
Material Thickness: 0.057 inches minimum and 0.062 inches maximum
Surface Finish: 100.0 microinches all surfaces
Material: copper alloy 642 overall
Material Document And Classification: qq-c-465 fed spec single material response overall
Style Designator: shouldered
Specification/Standard Data: 80205-nas77 professional/industrial association standard

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
NAS77-20-023	Shouldered Washer
NAS77-20-23	Shouldered Washer

FAQs

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

What is the FSCG of the NSN 5310-00-089-8964?

The FSCG of the NSN 5310-00-089-8964 is 5310

Does the NSN 5310-00-089-8964 have a Schedule B code assigned?

Yes, the Schedule B code is 7415210000

Does NSN 5310-00-089-8964 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 5310-00-089-8964 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-089-8964 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 5310-00-089-8964 was assigned to the Federal Catalog?

It was assigned 59 years ago, on Sat, Aug 5, 1967