12561460-78

View detailed technical data, stock status, and sourcing information for: 12561460-78
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-694-7386

Item Name Code

05277

Assigment Date

04/21/2021 (5 years ago)

A nut, flat on top and bottom having 6 flat sides. For items which have internal tapered or straight (parallel) pipe threads, specific electrical conduit size designation, and which when installed, provide a method of tightening to lock the connection, see locknut, electrical conduit. See also locknut, tube fitting. For items having a thickness (or height) exceeding two times the width across the flats, use post, electrical-mechanical equipment. (when height or thickness and/or width across the flats is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)

hexagon nut style, 3b thread class, self-locking locking feature, right-hand thread direction, 0.535 inches minimum and 0.765 inches maximum 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: self-locking
Nut Style: hexagon
Nut Height: 0.535 inches minimum and 0.765 inches maximum
End Item Identification: 015953986
Width Across Flats: 0.922 inches minimum and 0.940 inches maximum
Thread Series: unf
Thread Quantity Per Inch: 18
Nominal Thread Size: 0.625 inches
Bearing Surface Type: flat
Part Name Assigned By Controlling Agency: nut, self-locking, hexagon, prevailing torque
Special Features: all nuts shall be iaw requirements of mil-dtl-45913, except for finish per iaw drawing 12469217
Material: steel overall

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
12561460-78	Hexagon Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-01-694-7386?

The FSCG of the NSN 5310-01-694-7386 is 5310

Does the NSN 5310-01-694-7386 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-01-694-7386 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 5310-01-694-7386 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-694-7386 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 5310-01-694-7386 was assigned to the Federal Catalog?

It was assigned 5 years ago, on Wed, Apr 21, 2021