77643-69X3 PIECE 19

View detailed technical data, stock status, and sourcing information for: 77643-69X3 PIECE 19
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-207-7581

Item Name Code

14218

Assigment Date

05/04/1985 (41 years ago)

A washer of any peripheral shape having a centrally located hole. Both bearing surfaces are parallel and flat, but one or both of the bearing surfaces must be broken by a counterbore, countersink, or similarly shaped recess. The thickness must not exceed 25 per cent of the outside diameter or the largest outside dimension. The maximum limit of the tolerance or range applied to the thickness and/or largest outside dimension must be used to determine compliance. Excludes:washer, concave, retainer, packing, and thrust type washers. See also spacer, sleeve; and spacer, stepped.

steel overall material, 0.062 inches nominal material thickness, split helical-right hand style designator, 0.318 inches nominal hole diameter, 0.460 inches nominal 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: 0.318 inches nominal
Outside Diameter: 0.460 inches nominal
Material Thickness: 0.062 inches nominal
Material: steel overall
Style Designator: split helical-right hand

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
77643-69X3 PIECE 19	Lock Washer
WL-3-48	Lock Washer

FAQs

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

What is the FSCG of the NSN 5310-01-207-7581?

The FSCG of the NSN 5310-01-207-7581 is 5310

Does the NSN 5310-01-207-7581 have a Schedule B code assigned?

Yes, the Schedule B code is 7318210000

Does NSN 5310-01-207-7581 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 5310-01-207-7581 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-207-7581 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 5310-01-207-7581 was assigned to the Federal Catalog?

It was assigned 41 years ago, on Sat, May 4, 1985