5305-01-019-6496
Machine Screw
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Official Item Classification
- Name
- Machine Screw
- (NSN) National Stock Number
- 5305-01-019-6496
- (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
- 04/18/1976 (50 years ago)
0.312 inches nominal fastener length, pan head style, 3a thread class, 0.312 inches maximum thread length, right-hand thread direction
Specs & Compatibility
3a
right-hand
0.312 inches maximum
0.312 inches nominal
pan
0.420 inches minimum and 0.440 inches maximum
0.125 inches minimum and 0.135 inches maximum
cross recess type 1
0.190 inches
32
furnished with one silicone rubber o ring and one plastic washer,head undercut to accept washer and o ring
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