5310-00-758-8257

Find complete technical information, availability, and procurement data for: 5310-00-758-8257
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-758-8257

Item Name Code

01869

Assigment Date

01/01/1960 (66 years ago)

0.250 inches nominal external straight key width, 0.253 inches minimum and 0.258 inches maximum hole diameter, 0.188 inches nominal external straight key length, 0.480 inches minimum and 0.520 inches maximum outside diameter, 0.375 inches nominal peening key length

Product Characteristics

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

Hole Diameter: 0.253 inches minimum and 0.258 inches maximum
Outside Diameter: 0.480 inches minimum and 0.520 inches maximum
External Straight Key Length: 0.188 inches nominal
Peening Key Length: 0.375 inches nominal
External Straight Key Width: 0.250 inches nominal
Overall Distance Including Keys: 1.080 inches nominal
Material Thickness: 0.028 inches minimum and 0.032 inches maximum
Special Features: w/additional key prebent located 180 degrees from peening key,distance from centerline to inside of prebent key 0.437 in.,prebent key length 0.188 in.
Material: steel overall
Material Document And Classification: ams5040 assn std single material response overall
Surface Treatment: oxide film overall
Surface Treatment Document And Classification: ams2485 assn std single treatment response overall
Style Designator: key

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
934A236P2	Key Washer

FAQs

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

What is the FSCG of the NSN 5310-00-758-8257?

The FSCG of the NSN 5310-00-758-8257 is 5310

Does the NSN 5310-00-758-8257 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-00-758-8257 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 5310-00-758-8257 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-758-8257 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 5310-00-758-8257 was assigned to the Federal Catalog?

It was assigned 66 years ago, on Fri, Jan 1, 1960