5310-00-540-2530

Find complete technical information, availability, and procurement data for: 5310-00-540-2530
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-540-2530

Item Name Code

29730

Assigment Date

09/25/1974 (51 years ago)

0.325 inches maximum washer outside diameter, prevailing torque all metal design locking feature, right-hand thread direction, 3b thread class, dry film lubricant lubrication

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: 0.325 inches maximum
Lubrication: dry film lubricant
Overall Height: 0.188 inches nominal
Nut Style: slotted hexagon
Washer Thickness: 0.020 inches nominal
Width Across Flats: 0.243 inches minimum and 0.252 inches maximum
Temp Rating: 850.0 fahrenheit maximum
Thread Series: unjf
Thread Quantity Per Inch: 32
Hardness Rating: 46.0 rockwell c maximum
Nominal Thread Size: 0.190 inches
Material: iron alloy 660 overall
Material Document And Classification: ams 5525 assn std single material response or ams 5737 assn std single material 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
10121471	Extended Washer Self-Locking Nut
SMTE9925-3	Extended Washer Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-00-540-2530?

The FSCG of the NSN 5310-00-540-2530 is 5310

Does the NSN 5310-00-540-2530 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-540-2530 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 5310-00-540-2530 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-00-540-2530 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 5310-00-540-2530 was assigned to the Federal Catalog?

It was assigned 51 years ago, on Wed, Sep 25, 1974