5305-01-043-5688
Machine Screw
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Official Item Classification
- Name
- Machine Screw
- (NSN) National Stock Number
- 5305-01-043-5688
- (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
- 06/26/1977 (49 years ago)
right-hand thread direction, 3.016 inches minimum and 3.063 inches maximum fastener length, pan head style, 3a thread class, 0.438 inches minimum and 0.515 inches maximum thread length
Specs & Compatibility
3a
right-hand
0.438 inches minimum and 0.515 inches maximum
3.016 inches minimum and 3.063 inches maximum
pan
0.357 inches minimum and 0.373 inches maximum
0.122 inches minimum and 0.133 inches maximum
cross recess type 1
0.190 inches
32
125000 pounds per square inch
iron alloy 660
ams 5732 assn std single material response
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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| MS27039C1-48 | Machine Screw |