5310-00-978-6565

Find complete technical information, availability, and procurement data for: 5310-00-978-6565
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-978-6565

Item Name Code

01869

Assigment Date

01/01/1962 (64 years ago)

1.750 inches minimum and 1.770 inches maximum outside diameter, 0.146 inches minimum and 0.166 inches maximum external prebent key width, 1.270 inches minimum and 1.290 inches maximum hole diameter, 0.094 inches minimum and 0.125 inches maximum internal prebent key length, 0.156 inches minimum and 0.176 inches maximum internal prebent key width

Product Characteristics

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

Hole Diameter: 1.270 inches minimum and 1.290 inches maximum
Outside Diameter: 1.750 inches minimum and 1.770 inches maximum
Internal Prebent Key Length: 0.094 inches minimum and 0.125 inches maximum
External Prebent Key Width: 0.146 inches minimum and 0.166 inches maximum
Internal Prebent Key Width: 0.156 inches minimum and 0.176 inches maximum
Overall Distance Including Keys: 2.142 inches minimum and 2.172 inches maximum
External Key Quantity: 15
Material Thickness: 0.046 inches minimum and 0.054 inches maximum
Material: steel comp 4130 overall
Material Document And Classification: ams 6350 assn std single material response overall
Surface Treatment: phosphate overall
Surface Treatment Document And Classification: ams 2481 assn std single treatment 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Below is a list of NSNs that have been officially superseded by this NSN: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
5310-00-781-3296	No Name Available	12/01/1982

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
MS172283	Key Washer

FAQs

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

What is the FSCG of the NSN 5310-00-978-6565?

The FSCG of the NSN 5310-00-978-6565 is 5310

Does the NSN 5310-00-978-6565 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-00-978-6565 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 5310-00-978-6565 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-978-6565 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 5310-00-978-6565 was assigned to the Federal Catalog?

It was assigned 64 years ago, on Mon, Jan 1, 1962