5305-01-078-4449
Machine Screw
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Official Item Classification
- Name
- Machine Screw
- (NSN) National Stock Number
- 5305-01-078-4449
- (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
- 06/13/1979 (47 years ago)
0.626 inches minimum and 0.812 inches maximum thread length, 0.688 inches minimum and 0.812 inches maximum fastener length, right-hand thread direction, 2a thread class, fillister head style
Specs & Compatibility
2a
right-hand
0.626 inches minimum and 0.812 inches maximum
0.688 inches minimum and 0.812 inches maximum
fillister
0.250 inches minimum and 0.270 inches maximum
0.102 inches minimum and 0.113 inches maximum
slot
0.164 inches
32
copper alloy
nickel
qq-n-290,cl 1 gr g fed spec single treatment response
unc
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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