5305-00-660-3029
Machine Screw
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Official Item Classification
- Name
- Machine Screw
- (NSN) National Stock Number
- 5305-00-660-3029
- (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)
flat countersunk head style, 3a thread class, 0.358 inches minimum thread length, 0.438 inches nominal fastener length, right-hand thread direction
Specs & Compatibility
3a
right-hand
0.358 inches minimum
0.438 inches nominal
flat countersunk
0.257 inches minimum and 0.279 inches maximum
torque set
0.138 inches
32
80.0 degrees minimum and 82.0 degrees maximum
steel comp 4037
mil-s-8695 mil spec single material response
cadmium and chromate
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.
S9I
0006657
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