5310-01-156-6431

Find complete technical information, availability, and procurement data for: 5310-01-156-6431
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-156-6431

Item Name Code

05277

Assigment Date

06/23/1983 (43 years ago)

0.187 inches minimum and 0.219 inches maximum nut height, hexagon nut style, right-hand thread direction, 3b thread class, prevailing torque with nonmetallic insert locking feature

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: 0.187 inches minimum and 0.219 inches maximum
Width Across Flats: 0.428 inches minimum and 0.440 inches maximum
Thread Series: unc
Nominal Thread Size: 0.250 inches
Countersink Angle: 90.0 degrees nominal first end
Bearing Surface Type: chamfered or washer faced
Material: plastic polyamide (nylon) locking insert
Material: steel overall except insert
Surface Treatment: cadmium 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
2529547	Hexagon Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-01-156-6431?

The FSCG of the NSN 5310-01-156-6431 is 5310

Does the NSN 5310-01-156-6431 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-01-156-6431 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 5310-01-156-6431 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-156-6431 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 5310-01-156-6431 was assigned to the Federal Catalog?

It was assigned 43 years ago, on Thu, Jun 23, 1983