8239-153 Machine Screw
5305-01-351-5404
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Official Item Classification
- Name
- Machine Screw
- Part Number
- 8239-153
- (NSN) National Stock Number
- 5305-01-351-5404
- (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
- 01/10/1992 (34 years ago)
flat countersunk head style, right-hand thread direction, 0.219 inches minimum and 0.250 inches maximum fastener length, 3a thread class, 0.090 inches nominal thread length
Specs & Compatibility
3a
right-hand
0.090 inches nominal
0.219 inches minimum and 0.250 inches maximum
flat countersunk
0.442 inches minimum and 0.507 inches maximum
cross recess type 1
0.112 inches
40
99.0 degrees minimum and 101.0 degrees maximum
navy special project
iron alloy 660
ams5737 assn std single material response
oxide
mil-c-13924 cl2 mil spec single treatment response
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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