3012675

View detailed technical data, stock status, and sourcing information for: 3012675
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-891-6502

Item Name Code

29730

Assigment Date

04/19/1968 (58 years ago)

right-hand thread direction, 3b thread class, 0.240 inches minimum and 0.255 inches maximum overall height, 0.350 inches maximum washer outside diameter, prevailing torque all metal design 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 all metal design
Washer Outside Diameter: 0.350 inches maximum
Overall Height: 0.240 inches minimum and 0.255 inches maximum
Nut Style: hexagon
Washer Thickness: 0.030 inches nominal
Width Across Flats: 0.243 inches minimum and 0.252 inches maximum
Thread Series: unjf
Thread Quantity Per Inch: 32
Hardness Rating: 38.0 rockwell c minimum and 48.0 rockwell c maximum
Nominal Thread Size: 0.190 inches
Material: steel comp 8740 overall
Material Document And Classification: ams 6322 assn std single material response overall
Surface Treatment: cadmium overall
Surface Treatment Document And Classification: ams 2400 assn std single treatment response overall

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-00-889-7274	No Name Available	09/01/1996
5310-01-168-9000	No Name Available	09/01/1996
5310-01-525-4394	No Name Available	07/01/2010

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
3005816	Extended Washer Self-Locking Nut
3012674	Extended Washer Self-Locking Nut
3012675	Extended Washer Self-Locking Nut
H29691-3	Extended Washer Self-Locking Nut
H29691X-3	Extended Washer Self-Locking Nut
LH8980-3	Extended Washer Self-Locking Nut
Z00.N7228510102TBM	Extended Washer Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-00-891-6502?

The FSCG of the NSN 5310-00-891-6502 is 5310

Does the NSN 5310-00-891-6502 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-891-6502 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 5310-00-891-6502 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-891-6502 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 5310-00-891-6502 was assigned to the Federal Catalog?

It was assigned 58 years ago, on Fri, Apr 19, 1968