5305-01-291-3988
Machine Screw
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Official Item Classification
- Name
- Machine Screw
- (NSN) National Stock Number
- 5305-01-291-3988
- (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
- 12/28/1988 (37 years ago)
right-hand thread direction, 0.515 inches minimum and 0.547 inches maximum thread length, flat countersunk head style, 3.015 inches minimum and 3.362 inches maximum fastener length, 3a thread class
Specs & Compatibility
3a
right-hand
0.515 inches minimum and 0.547 inches maximum
3.015 inches minimum and 3.362 inches maximum
flat countersunk
0.447 inches minimum and 0.507 inches maximum
cross recess type 1
0.250 inches
28
62000 pounds per square inch
99.0 degrees minimum and 101.0 degrees maximum
aluminum alloy 2024
qq-a-430 fed spec single material response or qq-a-225 fed spec single material response
anodize
mil-a-8625 tyi or tyii mil 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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