5310-00-531-1887

Find complete technical information, availability, and procurement data for: 5310-00-531-1887
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-531-1887

Item Name Code

01869

Assigment Date

01/01/1963 (63 years ago)

0.250 inches nominal distance from centerline to inside of prebent key, 0.490 inches minimum and 0.510 inches maximum outside diameter, 0.108 inches minimum and 0.118 inches maximum external prebent key length, 0.120 inches minimum and 0.130 inches maximum external prebent key width, 0.294 inches minimum and 0.296 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: 0.294 inches minimum and 0.296 inches maximum
Outside Diameter: 0.490 inches minimum and 0.510 inches maximum
External Prebent Key Length: 0.108 inches minimum and 0.118 inches maximum
External Prebent Key Width: 0.120 inches minimum and 0.130 inches maximum
Distance From Centerline To Inside Of Prebent Key: 0.250 inches nominal
Overall Distance Including Keys: 1.324 inches minimum and 1.364 inches maximum
Material Thickness: 0.012 inches nominal
Hardness Rating: 28.0 rockwell c minimum and 37.0 rockwell c maximum
Special Features: 3 tabs equally spaced
Material: nickel alloy overall
Material Document And Classification: type ni-span-c fscm 79356 mfr ref single material response overall
Style Designator: key

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-00-545-5245	No Name Available	01/01/1960

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
1007816-4	Key Washer

FAQs

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

What is the FSCG of the NSN 5310-00-531-1887?

The FSCG of the NSN 5310-00-531-1887 is 5310

Does the NSN 5310-00-531-1887 have a Schedule B code assigned?

Yes, the Schedule B code is 7508900000

Does NSN 5310-00-531-1887 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 5310-00-531-1887 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-531-1887 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 5310-00-531-1887 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963