5310-01-256-9251

Find complete technical information, availability, and procurement data for: 5310-01-256-9251
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-256-9251

Item Name Code

05283

Assigment Date

06/10/1987 (39 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.)

cast fabrication method, 1.031 inches nominal wing spread width, right-hand thread direction, prevailing torque all nonmetallic design locking feature, 2b thread class

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
Fabrication Method: cast
Locking Feature: prevailing torque all nonmetallic design
Wing Spread Width: 1.031 inches nominal
Overall Height: 0.500 inches nominal
Body Diameter: 0.375 inches nominal
Nut Style: wing
Thread Series: unc
Thread Quantity Per Inch: 32
Nominal Thread Size: 0.164 inches
Hole Configuration Style: configuration k
Material: zinc alloy first end

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
0N359733-1	Wing Self-Locking Nut
21WC0832	Wing Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-01-256-9251?

The FSCG of the NSN 5310-01-256-9251 is 5310

Does NSN 5310-01-256-9251 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 5310-01-256-9251 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-256-9251 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 5310-01-256-9251 was assigned to the Federal Catalog?

It was assigned 39 years ago, on Wed, Jun 10, 1987