853901 Machine Screw
5305-00-272-5021
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Official Item Classification
- Name
- Machine Screw
- Part Number
- 853901
- (NSN) National Stock Number
- 5305-00-272-5021
- (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)
2a thread class, 0.542 inches minimum and 0.572 inches maximum fastener length, right-hand thread direction, 0.375 inches nominal thread length, flat countersunk head style
Specs & Compatibility
2a
right-hand
0.375 inches nominal
0.542 inches minimum and 0.572 inches maximum
flat countersunk
0.568 inches minimum and 0.583 inches maximum
slot
0.375 inches
16
60.0 degrees nominal
steel
cadmium
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