5305-01-252-5289
Machine Screw
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Official Item Classification
- Name
- Machine Screw
- (NSN) National Stock Number
- 5305-01-252-5289
- (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
- 04/03/1987 (39 years ago)
right-hand thread direction, 3a thread class, hexagon head style, 0.358 inches minimum and 0.437 inches maximum thread length, 0.422 inches minimum and 0.469 inches maximum fastener length
Specs & Compatibility
3a
right-hand
0.358 inches minimum and 0.437 inches maximum
0.422 inches minimum and 0.469 inches maximum
hexagon
0.105 inches minimum and 0.120 inches maximum
0.305 inches minimum and 0.314 inches maximum
0.046 inches minimum and 0.056 inches maximum
cross recess type 1
0.190 inches
3
32
160000 pounds per square inch
iron alloy 660
ams5731 assn std single material response or ams5737 assn std single material response
passivate
qq-p-35 fed spec single treatment response
hexagon corners
unjf
80205-nas1802 professional/industrial association standard
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.
0006657
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