5307-01-188-1229
Recessed and Stepped Stud
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Official Item Classification
- Name
- Recessed and Stepped Stud
- (NSN) National Stock Number
- 5307-01-188-1229
- (FSG) Federal Supply Group
- 53 Hardware and Abrasives
- (FSC) Federal Supply Classification
- 5307 Studs
- (INC) Item Name Code
- 15943
- (FIIG) Federal Item Identification Guide
- A051A0
- Date
- 08/31/1984 (42 years ago)
2a stud thread thread class, 1.150 inches minimum and 1.310 inches maximum stud thread thread length, right-hand nut thread thread direction, 2a nut thread thread class, right-hand stud thread thread direction
Specs & Compatibility
2a nut thread
2a stud thread
right-hand nut thread
right-hand stud thread
1.150 inches minimum and 1.310 inches maximum stud thread
0.850 inches minimum and 0.910 inches maximum nut thread
3.730 inches minimum and 3.790 inches maximum
mrap - common nsn - used on mrap no permanent wsdc identified and 2 other weapon systems
11 stud thread
20 nut thread
32.0 rockwell c minimum and 38.0 rockwell c maximum
0.500 inches nut thread
0.625 inches stud thread
nut end shoulder tapers 45 deg.min and 60 deg.max and 0.410 in.long
steel comp 4140 or steel comp 8640
astm a322 assn std all material responses
phosphate overall
gm 4435-m,code a fscm 34623 mfr ref single treatment response overall
unc stud thread
unf nut thread
Regulatory Compliance
Item does not contain precious metal.
The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
0015943
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