5305-00-403-3497
Machine Screw
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Official Item Classification
- Name
- Machine Screw
- (NSN) National Stock Number
- 5305-00-403-3497
- (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
- 06/26/1970 (56 years ago)
3a thread class, 0.720 inches minimum and 0.750 inches maximum fastener length, flat chamfer head style, right-hand thread direction, 0.688 inches minimum and 0.750 inches maximum thread length
Specs & Compatibility
3a
right-hand
0.688 inches minimum and 0.750 inches maximum
0.720 inches minimum and 0.750 inches maximum
flat chamfer
0.262 inches minimum and 0.270 inches maximum
0.159 inches minimum and 0.164 inches maximum
0.141 inches minimum and 0.143 inches maximum
0.164 inches
32
80000 pounds per square inch
80.0 rockwell b minimum
steel comp 302 or steel comp 303 or steel comp 304 or steel comp 305 or steel comp 316 or steel comp 384
astm a493 assn std all material responses
passivate
unrc
80205-nas1352 professional/industrial association standard
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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