5310-00-125-6821

Find complete technical information, availability, and procurement data for: 5310-00-125-6821
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-125-6821

Item Name Code

15887

Assigment Date

11/13/1968 (57 years ago)

A nut, circular in shape, which may have wrenching facilities such as flats, holes, protrusions, slots or splines in or on the periphery or in the face opposite the bearing surface. For items having a thickness (or height) exceeding two times the outside diameter, use post, electrical-mechanical equipment. See also nut (1), plain, knurled. (when height or thickness and/or outside diameter is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)

right-hand thread direction, 2.125 inches nominal nut diameter, round nut style, 2b thread class, 0.190 inches nominal drive point depth

Product Characteristics

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

Thread Class: 2b
Thread Direction: right-hand
Drive Point Depth: 0.190 inches nominal
Nut Style: round
Nut Diameter: 2.125 inches nominal
Nut Thickness: 0.375 inches nominal
Drive Point Quantity: 6
Drive Point Diameter: 0.094 inches nominal
Thread Series: unef
Thread Quantity Per Inch: 18
Nominal Thread Size: 1.500 inches
Special Features: design analysis; nuclear hardness critical
Material: aluminum alloy 6061 overall
Material Document And Classification: qq-a-225/a,t651 fed spec single material response overall
Nuclear Hardness Critical Feature: hardened
Surface Treatment: anodize 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
54443-507-9	Round Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-00-125-6821?

The FSCG of the NSN 5310-00-125-6821 is 5310

Does the NSN 5310-00-125-6821 have a Schedule B code assigned?

Yes, the Schedule B code is 7616995195

Does NSN 5310-00-125-6821 require demilitarization?

"commerce control list items (ccli) - mut to the point of scrap required outside the united states. Inside the united states, mut is required when the demil integrity code (ic) is "3" and mut is not required when the demic is "6" (note 8)"

Does NSN 5310-00-125-6821 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-00-125-6821 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 5310-00-125-6821 was assigned to the Federal Catalog?

It was assigned 57 years ago, on Wed, Nov 13, 1968