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5307-01-331-1977

Find complete technical information, availability, and procurement data for: 5307-01-331-1977

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5307-01-331-1977
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5307 Studs
National Stock Number
5307-01-331-1977
Item Name Code
27783
Assigment Date
12/14/1990 (35 years ago)

A headed fastener threaded externally on a portion or on the full length of the shank. The head has projections on the underside or periphery, or is otherwise designed to be mechanically pressed and embedded in a metallic panel, or the like. It is securely locked in position by the displaced metal. For items that require locking rings, see bolt, self-locking and stud, locked in. Excludes:insert, screw thread.

right-hand nut thread thread direction, 0.323 inches minimum and 0.353 inches maximum head diameter, 0.350 inches minimum and 0.390 inches maximum nut thread thread length, 0.125 inches minimum and 0.135 inches maximum head length, 2a nut thread thread class

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
0.350 inches minimum and 0.390 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
0.485 inches minimum and 0.515 inches maximum
Thread Quantity Per Inch
20 nut thread
Nominal Thread Size
0.250 inches nut thread
Material
steel comp 1005 or steel comp 1006 or steel comp 1008 or steel comp 1010 or steel comp 1011 or steel comp 1012 or steel comp 1013 or steel comp 1015 or steel comp 1016 or steel comp 1017 or steel comp 1018 or steel comp 1019 or steel comp 1020 or steel comp 1021 or steel comp 1022
Material Document And Classification
66 fed std all material responses
Surface Treatment
cadmium and chromate overall
Surface Treatment Document And Classification
qq-p-416,type 2,class 3 fed spec single treatment response overall
Style Designator
self-locking
Thread Series Designator
unc nut thread

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
5307-00-194-9319 No Name Available 03/01/1995
5307-01-108-0725 No Name Available 03/01/1995

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
GS520L4-8 Self-Locking Stud
M63540/1-44 Self-Locking Stud

FAQs

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

What is the FSCG of the NSN 5307-01-331-1977?
The FSCG of the NSN 5307-01-331-1977 is 5307
Does NSN 5307-01-331-1977 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 5307-01-331-1977 contain precious materials?
Item does not contain precious metal.
Does NSN 5307-01-331-1977 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 5307-01-331-1977 was assigned to the Federal Catalog?
It was assigned 35 years ago, on Fri, Dec 14, 1990

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