ST3M426C6M

View detailed technical data, stock status, and sourcing information for: ST3M426C6M
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-279-4427

Item Name Code

29736

Assigment Date

08/08/1973 (53 years ago)

3b thread class, right-hand thread direction, 0.407 inches minimum and 0.417 inches maximum nut counterbore diameter, prevailing torque all metal design locking feature, 0.660 inches maximum washer outside diameter

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: 0.660 inches maximum
Counterbore Diameter: 0.407 inches minimum and 0.417 inches maximum nut
Lubrication: dry film lubricant
Overall Height: 0.341 inches minimum and 0.361 inches maximum
Nut Style: flat with turned up edge
Nut Counterbore Depth: 0.067 inches minimum and 0.077 inches maximum nut
Width Across Flats: 0.430 inches minimum and 0.439 inches maximum
Thread Series: unjf
Thread Quantity Per Inch: 24
Nominal Thread Size: 0.375 inches
Material: iron alloy 660 overall
Material Document And Classification: ams 5735 assn std single material response or ams 5737 assn std single material response overall
Specification/Standard Data: 76301-st3-426 manufacturers standard

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
10121250	Assembled Washe Self-Locking Nut
HW49660-6	Assembled Washe Self-Locking Nut
ST3M426C6M	Assembled Washe Self-Locking Nut
TLN1002CD3-6	Assembled Washe Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-00-279-4427?

The FSCG of the NSN 5310-00-279-4427 is 5310

Does the NSN 5310-00-279-4427 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-279-4427 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 5310-00-279-4427 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-279-4427 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 5310-00-279-4427 was assigned to the Federal Catalog?

It was assigned 53 years ago, on Wed, Aug 8, 1973