5307-01-185-4990

Find complete technical information, availability, and procurement data for: 5307-01-185-4990
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5307 Studs

National Stock Number

5307-01-185-4990

Item Name Code

27783

Assigment Date

07/30/1984 (42 years ago)

0.323 inches minimum and 0.353 inches maximum head diameter, 2a nut thread thread class, 0.475 inches minimum and 0.515 inches maximum nut thread thread length, 0.125 inches minimum and 0.135 inches maximum head length, right-hand nut thread 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: 2a nut thread
Thread Direction: right-hand nut thread
Thread Length: 0.475 inches minimum and 0.515 inches maximum nut thread
Head Diameter: 0.323 inches minimum and 0.353 inches maximum
Head Length: 0.125 inches minimum and 0.135 inches maximum
Locking Feature: self-clinching head
Overall Length: 0.610 inches minimum and 0.640 inches maximum
End Item Identification: mrap - cougar cat2 a2
Thread Quantity Per Inch: 20 nut thread
Nominal Thread Size: 0.250 inches nut thread
Material: steel comp 301 or steel comp 302 or steel comp 302b or steel comp 303 or steel comp 303se or steel comp 304 or steel comp 304l or steel comp 305 or steel comp 309 or steel comp 308 or steel comp 309s or steel comp 310 or steel comp 310s or steel comp 316 or steel comp 316l or steel comp 317 or steel comp 321 or steel comp 347 or steel comp 348 or steel comp 384 or steel comp 385
Style Designator: self-locking
Thread Series Designator: unc nut thread

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
M63540/1-45C	Self-Locking Stud

FAQs

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

What is the FSCG of the NSN 5307-01-185-4990?

The FSCG of the NSN 5307-01-185-4990 is 5307

Does the NSN 5307-01-185-4990 have a Schedule B code assigned?

Yes, the Schedule B code is 7318155000

Does NSN 5307-01-185-4990 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 5307-01-185-4990 contain precious materials?

Item does not contain precious metal.

Does NSN 5307-01-185-4990 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 5307-01-185-4990 was assigned to the Federal Catalog?

It was assigned 42 years ago, on Mon, Jul 30, 1984