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NASM63540 Self-Locking Stud

5307-01-171-3788

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Official Item Classification

Name
Self-Locking Stud
Part Number
NASM63540
(NSN) National Stock Number
5307-01-171-3788
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Federal Supply Classification
5307 Studs
(INC) Item Name Code
27783
(FIIG) Federal Item Identification Guide
A051A0
Date
02/07/1984 (42 years ago)

2a nut thread thread class, 0.270 inches minimum and 0.310 inches maximum nut thread thread length, right-hand nut thread thread direction, 0.219 inches minimum and 0.249 inches maximum head diameter, 0.080 inches minimum and 0.090 inches maximum head length

Specs & Compatibility

Thread Class

2a nut thread

Thread Direction

right-hand nut thread

Thread Length

0.270 inches minimum and 0.310 inches maximum nut thread

Head Diameter

0.219 inches minimum and 0.249 inches maximum

Head Length

0.080 inches minimum and 0.090 inches maximum

Locking Feature

self-clinching head

Overall Length

0.360 inches minimum and 0.390 inches maximum

Thread Quantity Per Inch

32 nut thread

Nominal Thread Size

0.164 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

Regulatory Compliance

Precious Metals Indicator
A

Item does not contain precious metal.

Criticality Code
X

The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Hazardous Metals Indicator
N

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

Pseudo Item Name Code

0027783

Related Hardware Products

Part Number Description
70-730247-1 Self-Locking Stud
M63540/1-20C Self-Locking Stud
NASM63540 Self-Locking Stud

Frequently Asked Questions

What is the FSCG of the NSN 5307-01-171-3788?
The FSCG of the NSN 5307-01-171-3788 is 5307
Does NSN 5307-01-171-3788 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 5307-01-171-3788 contain precious materials?
Item does not contain precious metal.
Does NSN 5307-01-171-3788 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 5307-01-171-3788 was assigned to the Federal Catalog?
It was assigned 42 years ago, on Tue, Feb 7, 1984