5305-00-375-9157
Machine Screw
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Official Item Classification
- Name
- Machine Screw
- (NSN) National Stock Number
- 5305-00-375-9157
- (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
- 03/07/1969 (57 years ago)
3a thread class, flat countersunk head style, 1.172 inches minimum and 1.219 inches maximum fastener length, 0.923 inches minimum and 1.053 inches maximum thread length, right-hand thread direction
Specs & Compatibility
3a
right-hand
0.923 inches minimum and 1.053 inches maximum
1.172 inches minimum and 1.219 inches maximum
flat countersunk
0.703 inches minimum and 0.762 inches maximum
high-torque
0.375 inches
24
160000 pounds per square inch
36.0 rockwell c minimum and 40.0 rockwell c maximum
99.0 degrees minimum and 101.0 degrees maximum
steel comp 4140 or steel comp e4340 or steel comp 6150 or steel comp 8735 or steel comp 8740 or steel comp 4037
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 or ams 6300 assn std 6th material response
cadmium and chromate
qq-p-416,type 2,class 3 fed spec single treatment response
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
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