5310-00-181-6250

Find complete technical information, availability, and procurement data for: 5310-00-181-6250
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-181-6250

Item Name Code

29736

Assigment Date

04/13/1970 (56 years ago)

prevailing torque all metal design locking feature, 3b thread class, 1.000 inches maximum washer outside diameter, 0.630 inches minimum and 0.640 inches maximum nut counterbore diameter, right-hand thread direction

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: 1.000 inches maximum
Counterbore Diameter: 0.630 inches minimum and 0.640 inches maximum nut
Overall Height: 0.510 inches minimum and 0.530 inches maximum
Nut Style: flat with turned up edge
Nut Counterbore Depth: 0.082 inches minimum and 0.097 inches maximum nut
Width Across Flats: 0.616 inches minimum and 0.627 inches maximum
Temp Rating: 450.0 fahrenheit nominal
Thread Series: unf
Thread Quantity Per Inch: 18
Nominal Thread Size: 0.562 inches
Material: steel comp 4140 washer
Material: steel comp e4340 or steel comp 8740 nut
Surface Treatment: cadmium overall
Surface Treatment Document And Classification: qq-p-416,ty 2,cl 3 fed 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
C389-9	Assembled Washe Self-Locking Nut
HW17-9	Assembled Washe Self-Locking Nut
LH7610-9	Assembled Washe Self-Locking Nut
TLN1000-9	Assembled Washe Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-00-181-6250?

The FSCG of the NSN 5310-00-181-6250 is 5310

Does the NSN 5310-00-181-6250 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-181-6250 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 5310-00-181-6250 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-181-6250 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 5310-00-181-6250 was assigned to the Federal Catalog?

It was assigned 56 years ago, on Mon, Apr 13, 1970