5305-01-187-0480
Machine Screw
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Official Item Classification
- Name
- Machine Screw
- (NSN) National Stock Number
- 5305-01-187-0480
- (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
- 08/17/1984 (42 years ago)
3a thread class, hexagon head style, 0.359 inches minimum and 0.406 inches maximum fastener length, 0.297 inches minimum and 0.406 inches maximum thread length, right-hand thread direction
Specs & Compatibility
3a
right-hand
0.297 inches minimum and 0.406 inches maximum
0.359 inches minimum and 0.406 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
steel comp e4340 or steel comp 8740
mil-s-5000 mil spec 1st material response or mil-s-6049 mil spec 2nd material response or ams 6322 assn std 2nd material response
aluminum or chromate
mil-c-83488,ty 2,cl 3 mil spec single treatment response
hexagon flats
unjf
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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