12055P4

View detailed technical data, stock status, and sourcing information for: 12055P4

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12055P4
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5307 Studs
National Stock Number
5307-00-149-4993
Item Name Code
15948
Assigment Date
01/01/1963 (63 years ago)

A headless fastener not exceeding 12 inches (304.8 mm) in length, threaded externally on both ends with threads of the same nominal diameter. The maximum diameter of the unthreaded portion must not be greater than the nominal thread diameter plus 0.020 inches (0.508 mm). The unthreaded portion must be without locking or wrenching provisions. It may be thread relieved. See also rod, threaded end and rod, continuous thread.

3a nut thread thread class, 0.625 inches minimum stud thread thread length, +0.2843 to 0.2869 inches stud thread thread pitch diameters, right-hand stud thread thread direction, 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
3a nut thread
Thread Pitch Diameters
+0.2843 to 0.2869 inches stud thread
Thread Direction
right-hand nut thread
Thread Direction
right-hand stud thread
Thread Length
0.625 inches minimum stud thread
Thread Length
0.438 inches minimum nut thread
Overall Length
1.875 inches nominal
Thread Quantity Per Inch
18 stud thread
Thread Quantity Per Inch
24 nut thread
Hardness Rating
26.0 rockwell c minimum and 32.0 rockwell c maximum
Nominal Thread Size
0.312 inches nut thread
Nominal Thread Size
0.312 inches stud thread
Special Features
stud end thread 0.004 in. oversize
Material
steel comp 8735
Material Document And Classification
ams 6320 assn std single material response
Surface Treatment
cadmium overall
Surface Treatment Document And Classification
ams 2400 assn std single treatment response overall
Thread Series Designator
unf nut thread
Thread Series Designator
uns stud thread

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
5307-00-082-9466 No Name Available 01/15/1971

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
12055P004 Plain Stud
12055P4 Plain Stud

FAQs

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

What is the FSCG of the NSN 5307-00-149-4993?
The FSCG of the NSN 5307-00-149-4993 is 5307
Does NSN 5307-00-149-4993 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 5307-00-149-4993 contain precious materials?
Precious metal content is unknown
Does NSN 5307-00-149-4993 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 5307-00-149-4993 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

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