5305-00-078-7407
Machine Screw
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Official Item Classification
- Name
- Machine Screw
- (NSN) National Stock Number
- 5305-00-078-7407
- (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)
3a thread class, flat countersunk head style, 2.641 inches nominal fastener length, right-hand thread direction, 0.641 inches minimum thread length
Specs & Compatibility
3a
right-hand
0.641 inches minimum
2.641 inches nominal
flat countersunk
0.756 inches minimum and 0.760 inches maximum
high-torque
0.375 inches
24
100.0 degrees nominal
navy special project
steel corrosion resisting
passivate
unf
Regulatory Compliance
Item does not contain precious metal.
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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