5305-00-085-4056
Machine Screw
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Official Item Classification
- Name
- Machine Screw
- (NSN) National Stock Number
- 5305-00-085-4056
- (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
- 12/29/1967 (58 years ago)
2a thread class, watertight head style, 0.261 inches minimum and 0.375 inches maximum thread length, 0.344 inches minimum and 0.375 inches maximum fastener length, right-hand thread direction
Specs & Compatibility
2a
right-hand
0.261 inches minimum and 0.375 inches maximum
0.344 inches minimum and 0.375 inches maximum
watertight
0.357 inches minimum and 0.403 inches maximum
0.122 inches minimum and 0.133 inches maximum
cross recess type 1
0.190 inches
o ring
24
steel comp 304 or steel comp 305
66 fed std all material responses
passivate
qq-p-35 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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