5310-01-068-5521

Find complete technical information, availability, and procurement data for: 5310-01-068-5521
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-068-5521

Item Name Code

01864

Assigment Date

11/28/1978 (47 years ago)

3b thread class, dry film lubricant lubrication, 0.254 inches minimum nut counterbore diameter, prevailing torque all metal design locking feature, right-hand thread direction

Product Characteristics

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

Thread Class: 3b
Thread Direction: right-hand
Locking Feature: prevailing torque all metal design
Counterbore Diameter: 0.254 inches minimum nut
Lubrication: dry film lubricant
Overall Length: 72.000 inches nominal
Overall Width: 0.516 inches maximum
Nut Style: gang channel, self locking
Channel Style: straight type
Assembly Overall Height: 0.281 inches maximum
Channel Height: 0.281 inches maximum
Nut Spacing: 1.990 inches minimum and 2.010 inches maximum
Nut Counterbore Depth: 0.062 inches minimum nut
Temp Rating: 450.0 fahrenheit maximum
Nut Quantity: 36
Thread Series: unjf
Features Provided: floating nut
Thread Quantity Per Inch: 28
Hardness Rating: 49.0 rockwell c maximum
Nominal Thread Size: 0.250 inches
Material: iron alloy 660 nut
Material Document And Classification: ams5525 assn std single material response or ams5732 assn std single material response or ams5737 assn std single material response nut
Surface Treatment: passivate channel

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
MS21065L4-16	Gang C Self-Locking Nut Assembly
MS21065L4-16-6	Gang C Self-Locking Nut Assembly
MS21065L4-16-7	Gang C Self-Locking Nut Assembly
MS21065L4-16-8	Gang C Self-Locking Nut Assembly

FAQs

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

What is the FSCG of the NSN 5310-01-068-5521?

The FSCG of the NSN 5310-01-068-5521 is 5310

Does the NSN 5310-01-068-5521 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-01-068-5521 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 5310-01-068-5521 contain precious materials?

Precious metal content is unknown

Does NSN 5310-01-068-5521 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 5310-01-068-5521 was assigned to the Federal Catalog?

It was assigned 47 years ago, on Tue, Nov 28, 1978