5305-01-031-6931
Machine Screw
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Official Item Classification
- Name
- Machine Screw
- (NSN) National Stock Number
- 5305-01-031-6931
- (FSG) Federal Supply Group
- 53 Hardware and Abrasives
- (FSC) Federal Supply Classification
- 5305 Screws
- (INC) Item Name Code
- 06657
- (FIIG) Federal Item Identification Guide
- A500D0
- Date
- 11/30/1976 (49 years ago)
0.547 inches minimum and 0.625 inches maximum thread length, 3a thread class, flat countersunk head style, 2.094 inches minimum and 2.141 inches maximum fastener length, right-hand thread direction
Specs & Compatibility
3a
right-hand
0.547 inches minimum and 0.625 inches maximum
2.094 inches minimum and 2.141 inches maximum
flat countersunk
0.569 inches minimum and 0.635 inches maximum
cross recess type 1
0.312 inches
24
85000 pounds per square inch
100.0 degrees nominal
steel comp 302 or steel comp 303 or steel comp 304
passivate
qq-p-35 fed spec single treatment response
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.
0006657
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