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5307-01-252-7321

Find complete technical information, availability, and procurement data for: 5307-01-252-7321

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5307-01-252-7321
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5307 Studs
National Stock Number
5307-01-252-7321
Item Name Code
27783
Assigment Date
04/07/1987 (39 years ago)

A rigid or flexible item of various shapes attached to a structure for the purpose of providing access for inspection, service, replacement of components and/or adjustments or mounting operations. It is designed to be attached by means of bolt holes, slots, mounting ears, tabs, and the like. To permit access, the mounted cover requires partial or complete removal. It may include an observation window. For items permanently attached by hinges and the like, see door, access (as modified). Excludes:all covers not specifically designed to provide access for the purposes listed above.

right-hand nut thread thread direction, 0.188 inches minimum and 0.218 inches maximum head diameter, 2a nut thread thread class, 0.080 inches minimum and 0.090 inches maximum head length, 0.395 inches minimum and 0.435 inches maximum nut thread thread length

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
0.395 inches minimum and 0.435 inches maximum nut thread
Head Diameter
0.188 inches minimum and 0.218 inches maximum
Head Length
0.080 inches minimum and 0.090 inches maximum
Locking Feature
self-clinching head
Overall Length
0.485 inches minimum and 0.515 inches maximum
Thread Quantity Per Inch
32 nut thread
Nominal Thread Size
0.138 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
5307-00-191-8799 No Name Available 07/01/1992
5307-00-955-6189 No Name Available 12/01/2014

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
682-007-9004 Self-Locking Stud
FH-632-8C1 Self-Locking Stud
FH-632-8CI Self-Locking Stud
FH632-8C Self-Locking Stud
K22573-10 Self-Locking Stud
M63540/1-14 Self-Locking Stud

FAQs

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

What is the FSCG of the NSN 5307-01-252-7321?
The FSCG of the NSN 5307-01-252-7321 is 5307
Does NSN 5307-01-252-7321 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 5307-01-252-7321 contain precious materials?
Item does not contain precious metal.
Does NSN 5307-01-252-7321 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 5307-01-252-7321 was assigned to the Federal Catalog?
It was assigned 39 years ago, on Tue, Apr 7, 1987

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