5305-01-128-4096
Hexagon Head Cap Screw
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Official Item Classification
- Name
- Hexagon Head Cap Screw
- (NSN) National Stock Number
- 5305-01-128-4096
- (FSG) Federal Supply Group
- 53 Hardware and Abrasives
- (FSC) Federal Supply Classification
- 5305 Screws
- (INC) Item Name Code
- 18257
- (FIIG) Federal Item Identification Guide
- A003B0
- Date
- 03/20/1982 (44 years ago)
0.969 inches minimum and 1.000 inches maximum fastener length, 0.742 inches minimum and 1.000 inches maximum thread length, right-hand thread direction, 2a thread class, hexagon head style
Specs & Compatibility
2a
right-hand
0.742 inches minimum and 1.000 inches maximum
0.969 inches minimum and 1.000 inches maximum
hexagon
0.378 inches minimum and 0.403 inches maximum
0.922 inches minimum and 0.938 inches maximum
0.092 inches minimum and 0.100 inches maximum
0.625 inches
1
drilled
11
150000 pounds per square inch
32.0 rockwell c minimum and 38.0 rockwell c maximum overall
hexagon flats
steel overall
astm a354, grade bd assn std single material response overall
zinc and chromate overall
astm b633 ty 2 sc 3 assn std single treatment response overall
unc
05047-asme-b18.2.1 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.
0018257
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