166345PC8 Socket Head Cap Screw
5305-00-273-4998
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Official Item Classification
- Name
- Socket Head Cap Screw
- Part Number
- 166345PC8
- (NSN) National Stock Number
- 5305-00-273-4998
- (FSG) Federal Supply Group
- 53 Hardware and Abrasives
- (FSC) Federal Supply Classification
- 5305 Screws
- (INC) Item Name Code
- 16282
- (FIIG) Federal Item Identification Guide
- A003B0
- Date
- 01/01/1963 (63 years ago)
3a thread class, 1.000 inches nominal fastener length, 1.000 inches nominal thread length, right-hand thread direction, flat chamfer head style
Specs & Compatibility
3a
right-hand
1.000 inches nominal
1.000 inches nominal
flat chamfer
0.615 inches minimum and 0.625 inches maximum
0.430 inches minimum and 0.438 inches maximum
hexagon
0.438 inches
0.312 inches minimum and 0.315 inches maximum
14
36.0 rockwell c minimum and 43.0 rockwell c maximum overall
140000 pounds per square inch
steel comp 4135 or steel comp 4137 or steel comp 8635 or steel comp 8640 overall
qq-s-624 fed spec all material responses overall
zinc overall
unc
11 style
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
0016282
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