SK643090

View detailed technical data, stock status, and sourcing information for: SK643090
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 SK643090 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

5310-00-765-4307

Item Name Code

14218

Assigment Date

01/01/1961 (65 years ago)

0.513 inches minimum and 0.519 inches maximum outside diameter, aluminum alloy 5052 overall material, 0.017 inches minimum and 0.023 inches maximum material thickness, qq-a-250/8 fed spec single material response overall material document and classification, 0.175 inches minimum and 0.178 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: 0.175 inches minimum and 0.178 inches maximum
Outside Diameter: 0.513 inches minimum and 0.519 inches maximum
Material Thickness: 0.017 inches minimum and 0.023 inches maximum
Material: aluminum alloy 5052 overall
Material Document And Classification: qq-a-250/8 fed spec single material response overall
Surface Treatment: chromate overall
Surface Treatment Document And Classification: mil-c-5541 mil spec single treatment response overall

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-00-340-3228	No Name Available	01/01/1963
5310-00-376-7786	No Name Available	02/05/1969
1230-00-511-0749	No Name Available	01/01/1963
6760-00-652-9270	No Name Available	01/01/1963
5310-00-793-3637	No Name Available	11/22/1968

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
236-1041P1	Lock Washer
236-1041PC1	Lock Washer
294392	Lock Washer
5K643090	Lock Washer
643090	Lock Washer
9166151	Lock Washer
MS17186-2	Lock Washer
SK643090	Lock Washer

FAQs

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

What is the FSCG of the NSN 5310-00-765-4307?

The FSCG of the NSN 5310-00-765-4307 is 5310

Does the NSN 5310-00-765-4307 have a Schedule B code assigned?

Yes, the Schedule B code is 7616108000

Does NSN 5310-00-765-4307 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 5310-00-765-4307 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-765-4307 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 5310-00-765-4307 was assigned to the Federal Catalog?

It was assigned 65 years ago, on Sun, Jan 1, 1961