5310-00-044-1661

Find complete technical information, availability, and procurement data for: 5310-00-044-1661
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-044-1661

Item Name Code

05275

Assigment Date

01/01/1961 (65 years ago)

A nut internally threaded from one end, and completely enclosed on the opposite end. The outer periphery parallel to the threaded axis may be square, cylindrical, hexagonal, octagonal, dodecagonal or the like and taper to a cone or dome shape on the closed end. An integral feature is incorporated for locking on the threads of a mating memeber. Excludes:nut (1), stamped.

right-hand thread direction, 3b thread class, prevailing torque with nonmetallic insert locking feature, 0.953 inches nominal nut height, cap nut style

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 with nonmetallic insert
Nut Style: cap
Nut Height: 0.953 inches nominal
Width Across Flats: 0.877 inches nominal
Temp Rating: 250.0 fahrenheit nominal
Thread Series: unf
Thread Quantity Per Inch: 20
Nominal Thread Size: 0.500 inches
Bearing Surface Type: chamfered
Material: plastic polyamide (nylon) locking insert
Material: steel comp 1212 cap
Material: steel comp 1212 nut
Material Document And Classification: aisi assn std single material response cap
Material Document And Classification: aisi assn std single material response nut
Surface Treatment: cadmium cap
Surface Treatment: cadmium nut

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-00-991-3012	No Name Available	06/07/1968

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
F22K1-820	Cap Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-00-044-1661?

The FSCG of the NSN 5310-00-044-1661 is 5310

Does the NSN 5310-00-044-1661 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-044-1661 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 5310-00-044-1661 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-00-044-1661 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 5310-00-044-1661 was assigned to the Federal Catalog?

It was assigned 65 years ago, on Sun, Jan 1, 1961