10340276

View detailed technical data, stock status, and sourcing information for: 10340276
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-890-3423

Item Name Code

13393

Assigment Date

04/12/1968 (58 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.

0.143 inches minimum and 0.153 inches maximum hole diameter, round center hole shape style, rectangular cross-sectional shape style, 0.032 inches nominal thickness, round peripheral shape style

Product Characteristics

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

Cross-Sectional Shape Style: rectangular
Hole Diameter: 0.143 inches minimum and 0.153 inches maximum
Peripheral Shape Style: round
Center Hole Shape Style: round
Thickness: 0.032 inches nominal
Overall Diameter: 0.262 inches minimum and 0.282 inches maximum
Color: black overall
Material: steel comp 301 or steel comp 348 overall
Material Document And Classification: qq-s-766 cond a finish 2d or 2b fed spec all material responses overall
Surface Treatment: oxide film overall
Surface Treatment Document And Classification: mil-c-13924 mil spec single treatment response overall

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
10340276	Flat Washer
5310PL1672926	Flat Washer
950833-29	Flat Washer
NAS620C6P	Flat Washer
WC1057-29	Flat Washer

FAQs

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

What is the FSCG of the NSN 5310-00-890-3423?

The FSCG of the NSN 5310-00-890-3423 is 5310

Does the NSN 5310-00-890-3423 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-00-890-3423 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 5310-00-890-3423 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-890-3423 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 5310-00-890-3423 was assigned to the Federal Catalog?

It was assigned 58 years ago, on Fri, Apr 12, 1968