HT271A3-12 Close Tolerance Screw
5305-01-192-9298
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Official Item Classification
- Name
- Close Tolerance Screw
- Part Number
- HT271A3-12
- (NSN) National Stock Number
- 5305-01-192-9298
- (FSG) Federal Supply Group
- 53 Hardware and Abrasives
- (FSC) Federal Supply Classification
- 5305 Screws
- (INC) Item Name Code
- 29294
- (FIIG) Federal Item Identification Guide
- A003B0
- Date
- 10/27/1984 (41 years ago)
0.380 inches minimum and 0.447 inches maximum thread length, 3a thread class, 1.140 inches minimum and 1.187 inches maximum fastener length, right-hand thread direction, flat countersunk undercut head style
Specs & Compatibility
3a
right-hand
0.380 inches minimum and 0.447 inches maximum
1.140 inches minimum and 1.187 inches maximum
flat countersunk undercut
0.3765 inches minimum and 0.3813 inches maximum
0.0439 inches minimum and 0.0459 inches maximum
0.1890 inches minimum and 0.1895 inches maximum
high-torque
0.190 inches
0.740 inches minimum and 0.760 inches maximum
32
100.0 degrees nominal
32.0 microinches grip
32.0 microinches threads
cetyl alcohol lubrication,furnished with o ring
titanium alloy overall
ams 4967,comp 6al-4v assn std single material response overall
unjf
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.
0029294
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