5305-01-254-7253
Machine Screw
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Official Item Classification
- Name
- Machine Screw
- (NSN) National Stock Number
- 5305-01-254-7253
- (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
- 05/09/1987 (39 years ago)
3a thread class, 0.314 inches minimum and 0.364 inches maximum thread length, 2.824 inches minimum and 2.854 inches maximum fastener length, right-hand thread direction, pan head style
Specs & Compatibility
3a
right-hand
0.314 inches minimum and 0.364 inches maximum
2.824 inches minimum and 2.854 inches maximum
pan
0.308 inches minimum and 0.322 inches maximum
0.105 inches minimum and 0.115 inches maximum
torque set
0.164 inches
32
160000 pounds per square inch
36.0 rockwell c minimum and 40.0 rockwell c maximum
steel comp e4340 or steel comp 4140 or steel comp 8740 or steel comp 8735 or steel comp 6150
cadmium and chromate
qq-p-416 ty 2cl 2 fed spec single treatment response
internal drive ribbed
unjc
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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