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5310-00-050-2268

Find complete technical information, availability, and procurement data for: 5310-00-050-2268

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5310-00-050-2268
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5310 Nuts and Washers
National Stock Number
5310-00-050-2268
Item Name Code
13393
Assigment Date
01/01/1963 (63 years ago)

A washer having a centrally located hole with a solid or laminated cross-section and two flat parallel bearing surfaces. The hole must be 75 percent or less than the largest dimension and the bearing surface finish is greater than 32 microinch (0.8 micrometer). The thickness cannot exceed 25 percent of the largest outside dimension. When the largest outside dimension is less than 1/4 inch or 6mm, the thickness must be 0.006 inches (0.15mm) or greater and for items 1/4 inch (6mm) or larger, the thickness must be 0.016 inches (0.4mm) or greater. The maximum tolerance is applied to dimensions and used as a determining factor. Items with separable lamination use shim. For items fabricated from ceramic or electrically rated materials by specification or industry standards use insulator (1), washer. Excludes:disk, valve, graphite impregnated and lubricated items.

rectangular cross-sectional shape style, 0.516 inches nominal hole diameter, round center hole shape style, round peripheral shape style, 0.063 inches nominal thickness

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
0.516 inches nominal
Peripheral Shape Style
round
Center Hole Shape Style
round
Thickness
0.063 inches nominal
Overall Diameter
0.875 inches nominal
Material
steel overall
Material Document And Classification
qq-s-633 canc fed spec single material response overall
Surface Treatment
cadmium or zinc overall
Nondefinitive Spec/Std Data
a type
Departure From Cited Designator
as modified by surface finish

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
2520-00-999-3156 No Name Available 05/06/1966

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
127MAK1 Flat Washer
502268 Flat Washer
5310000502268 Flat Washer
800019 Flat Washer

FAQs

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

What is the FSCG of the NSN 5310-00-050-2268?
The FSCG of the NSN 5310-00-050-2268 is 5310
Does the NSN 5310-00-050-2268 have a Schedule B code assigned?
Yes, the Schedule B code is 7318220000
Does NSN 5310-00-050-2268 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 5310-00-050-2268 contain precious materials?
Precious metal content is unknown
Does NSN 5310-00-050-2268 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 5310-00-050-2268 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

Professional Distribution

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