618-6181-001

View detailed technical data, stock status, and sourcing information for: 618-6181-001
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-484-2538

Item Name Code

15887

Assigment Date

06/18/1974 (52 years ago)

A washer of nonresilient material usually having two parallel bearing surfaces. The outside and/or inside edges have one or more protuberances. The ends and/or edges may be prebent at any angle or the protuberances may be prebent at any angle to the bearing surfaces. The keys or lugs may be fitted into keyways in adjacent material or they may be bent over after application to hold or lock one or more items in place. Excludes:thrust type washer.

round nut style, right-hand thread direction, 0.250 inches nominal nut diameter, 2b thread class, 0.030 inches nominal drive point depth

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Class: 2b
Thread Direction: right-hand
Drive Point Depth: 0.030 inches nominal
Nut Style: round
Nut Diameter: 0.250 inches nominal
Nut Thickness: 0.080 inches nominal
Drive Point Width: 0.050 inches nominal
Drive Point Quantity: 2
Thread Series: unf
Thread Quantity Per Inch: 32
Nominal Thread Size: 0.190 inches
Material: copper alloy 360 overall
Material Document And Classification: qq-b-626,1/2 h fed spec 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
618-6181-001	Round Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-00-484-2538?

The FSCG of the NSN 5310-00-484-2538 is 5310

Does the NSN 5310-00-484-2538 have a Schedule B code assigned?

Yes, the Schedule B code is 7415290000

Does NSN 5310-00-484-2538 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 5310-00-484-2538 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-484-2538 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 5310-00-484-2538 was assigned to the Federal Catalog?

It was assigned 52 years ago, on Tue, Jun 18, 1974