440975PC18

View detailed technical data, stock status, and sourcing information for: 440975PC18
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-275-2039

Item Name Code

05277

Assigment Date

01/01/1961 (65 years ago)

A nut having a flat bottom and 6 sides. An integral feature is incorporated for locking on the threads of a mating member. Excludes:nut (1), self-locking, cap.

prevailing torque with nonmetallic insert locking feature, hexagon nut style, 3b thread class, right-hand thread direction, 0.312 inches nominal nut height

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: hexagon
Nut Height: 0.312 inches nominal
Width Across Flats: 0.750 inches nominal
Temp Rating: 250.0 fahrenheit nominal
Thread Series: unf
Thread Quantity Per Inch: 20
Nominal Thread Size: 0.500 inches

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-00-208-2238	No Name Available	02/03/1969
5310-00-275-0795	No Name Available	03/04/1968
5310-00-515-7597	No Name Available	01/01/1960
5310-00-579-1856	No Name Available	01/01/1963
5310-00-696-3278	No Name Available	03/11/1968

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
440975PC18	Hexagon Self-Locking Nut
734679PC5	Hexagon Self-Locking Nut
8485475	Hexagon Self-Locking Nut
AN364-820A	Hexagon Self-Locking Nut
MS20364-820A	Hexagon Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-00-275-2039?

The FSCG of the NSN 5310-00-275-2039 is 5310

Does NSN 5310-00-275-2039 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 5310-00-275-2039 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-275-2039 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 5310-00-275-2039 was assigned to the Federal Catalog?

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