5305-00-054-4881
Machine Screw
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Official Item Classification
- Name
- Machine Screw
- (NSN) National Stock Number
- 5305-00-054-4881
- (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
- 05/30/1967 (59 years ago)
right-hand thread direction, 2a thread class, fillister head style, 1.875 inches minimum and 1.885 inches maximum fastener length, 0.500 inches minimum and 0.550 inches maximum thread length
Specs & Compatibility
2a
right-hand
0.500 inches minimum and 0.550 inches maximum
1.875 inches minimum and 1.885 inches maximum
fillister
0.308 inches minimum and 0.318 inches maximum
0.113 inches minimum and 0.123 inches maximum
slot
w/s:helicopter, seahawk, h-60; helicopter, cobra/tow, ah series; helicopter, super jolly h-53; helicopter, iroquois uh-1; helicopter, search and rescue, hh-60h; helicopter, carrier based asw, sh-60f; helicopter, hh-53h pave low; helicopter, uscg search and rescue, hh-60j; helicopter, uh-60a/uh-60d; helicopter, sea king h-3
0.190 inches
32
steel
cadmium and chromate
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