5305-01-061-0740
Close Tolerance Screw
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Official Item Classification
- Name
- Close Tolerance Screw
- (NSN) National Stock Number
- 5305-01-061-0740
- (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
- 06/11/1978 (48 years ago)
0.313 inches minimum and 0.363 inches maximum thread length, flat countersunk head style, 0.511 inches minimum and 0.541 inches maximum fastener length, 3a thread class, right-hand thread direction
Specs & Compatibility
3a
right-hand
0.313 inches minimum and 0.363 inches maximum
0.511 inches minimum and 0.541 inches maximum
flat countersunk
0.258 inches minimum and 0.305 inches maximum
0.1885 inches minimum and 0.1895 inches maximum
high-torque
0.190 inches
0.178 inches minimum and 0.198 inches maximum
32
160000 pounds per square inch
100.0 degrees nominal
32.0 microinches grip
32.0 microinches threads
steel comp e4340 or steel comp 4340 or steel comp 8740 overall
cadmium overall
unf
Regulatory Compliance
Precious metal content is unknown
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.
S9I
0029294
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| BACB30FB3-3 | Close Tolerance Screw |