5305-00-208-0321
Machine Screw
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Official Item Classification
- Name
- Machine Screw
- (NSN) National Stock Number
- 5305-00-208-0321
- (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
- 01/01/1963 (63 years ago)
2a thread class, flat chamfer head style, 0.250 inches minimum thread length, right-hand thread direction, 0.422 inches nominal fastener length
Specs & Compatibility
2a
right-hand
0.250 inches minimum
0.422 inches nominal
flat chamfer
0.250 inches nominal
0.062 inches nominal
cross recess type 1
0.138 inches
40
steel
chromate zinc
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