131-82

View detailed technical data, stock status, and sourcing information for: 131-82
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-066-2479

Item Name Code

05277

Assigment Date

10/05/1978 (47 years ago)

1.250 inches minimum and 1.312 inches maximum nut height, 3b thread class, prevailing torque with nonmetallic insert locking feature, right-hand thread direction, hexagon 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: hexagon
Nut Height: 1.250 inches minimum and 1.312 inches maximum
Width Across Flats: 1.602 inches minimum and 1.632 inches maximum
Temp Rating: 250.0 fahrenheit maximum
Thread Series: unjc
Thread Quantity Per Inch: 8
Nominal Thread Size: 1.000 inches
Bearing Surface Type: chamfered
Material: plastic polyamide (nylon) locking insert
Material: steel overall except insert

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
131-82	Hexagon Self-Locking Nut
49NU-168	Hexagon Self-Locking Nut
49NU-168 PSTC I NSR 1-8	Hexagon Self-Locking Nut
49NU168	Hexagon Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-01-066-2479?

The FSCG of the NSN 5310-01-066-2479 is 5310

Does the NSN 5310-01-066-2479 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-01-066-2479 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 5310-01-066-2479 contain precious materials?

Precious metal content is unknown

Does NSN 5310-01-066-2479 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 5310-01-066-2479 was assigned to the Federal Catalog?

It was assigned 47 years ago, on Thu, Oct 5, 1978