BH137M6

View detailed technical data, stock status, and sourcing information for: BH137M6
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-352-8802

Item Name Code

29730

Assigment Date

02/01/1992 (34 years ago)

prevailing torque all metal design locking feature, right-hand thread direction, 3b thread class, 0.470 inches nominal overall height, 0.675 inches minimum and 0.685 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: 0.675 inches minimum and 0.685 inches maximum
Overall Height: 0.470 inches nominal
Nut Style: hexagon
Washer Thickness: 0.150 inches minimum and 0.160 inches maximum
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: steel corrosion resisting nut
Material: steel corrosion resisting washer
Material Document And Classification: ams 5731 assn std single material response or ams 5734 assn std single material response or ams 5736 assn std single material response nut
Material Document And Classification: ams 5731 assn std single material response or ams 5737 assn std single material response washer
Surface Treatment: disulfide molybdenum overall
Surface Treatment Document And Classification: mil-l-8937 mil spec single treatment response 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
03A137-6L	Extended Washer Self-Locking Nut
03A1376L	Extended Washer Self-Locking Nut
BH137M6	Extended Washer Self-Locking Nut
KFN526L-6	Extended Washer Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-01-352-8802?

The FSCG of the NSN 5310-01-352-8802 is 5310

Does the NSN 5310-01-352-8802 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-01-352-8802 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 5310-01-352-8802 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-352-8802 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 5310-01-352-8802 was assigned to the Federal Catalog?

It was assigned 34 years ago, on Sat, Feb 1, 1992