5305-00-142-3448
Machine Screw
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Official Item Classification
- Name
- Machine Screw
- (NSN) National Stock Number
- 5305-00-142-3448
- (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
- 05/27/1968 (58 years ago)
0.444 inches minimum and 0.494 inches maximum thread length, right-hand thread direction, 0.516 inches minimum and 0.546 inches maximum fastener length, pan head style, 3a thread class
Specs & Compatibility
3a
right-hand
0.444 inches minimum and 0.494 inches maximum
0.516 inches minimum and 0.546 inches maximum
pan
0.594 inches minimum and 0.615 inches maximum
0.203 inches minimum and 0.218 inches maximum
cross recess type 1
0.312 inches
24
160000 pounds per square inch
36.0 rockwell c minimum and 40.0 rockwell c maximum
steel comp 4140 or steel comp e4340 or steel comp 6150 or steel comp 8735 or steel comp 8740
mil-s-5626 mil spec 1st material response or mil-s-5000 mil spec 2nd material response or mil-s-8503 mil spec 3rd material response or mil-s-6098 mil spec 4th material response or mil-s-6049 mil spec 5th material response
cadmium and chromate
qq-p-416,ty 2,cl 3 fed spec all treatment responses
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
Related Hardware Products
| Part Number | Description |
|---|---|
| NAS1405-1 | Machine Screw |