5310-00-261-6860

Find complete technical information, availability, and procurement data for: 5310-00-261-6860
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-261-6860

Item Name Code

01869

Assigment Date

01/01/1963 (63 years ago)

0.115 inches minimum and 0.135 inches maximum external straight key width, 1.115 inches minimum and 1.135 inches maximum outside diameter, 0.750 inches minimum and 0.760 inches maximum hole diameter, 0.238 inches nominal external straight key length, 0.182 inches minimum and 0.187 inches maximum internal straight 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: 0.750 inches minimum and 0.760 inches maximum
Outside Diameter: 1.115 inches minimum and 1.135 inches maximum
External Straight Key Length: 0.238 inches nominal
External Straight Key Width: 0.115 inches minimum and 0.135 inches maximum
Internal Straight Key Width: 0.182 inches minimum and 0.187 inches maximum
Distance From Centerline To Top Of Internal Key: 0.315 inches minimum and 0.317 inches maximum
External Key Quantity: 1
Internal Key Quantity: 2
Material Thickness: 0.050 inches nominal
Material: copper alloy overall
Material Document And Classification: qq-b-750 mil spec single material 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
161022PC9	Key Washer

FAQs

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

What is the FSCG of the NSN 5310-00-261-6860?

The FSCG of the NSN 5310-00-261-6860 is 5310

Does the NSN 5310-00-261-6860 have a Schedule B code assigned?

Yes, the Schedule B code is 7415210000

Does NSN 5310-00-261-6860 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 5310-00-261-6860 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-261-6860 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 5310-00-261-6860 was assigned to the Federal Catalog?

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