5305-01-508-2154
Close Tolerance Screw
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Official Item Classification
- Name
- Close Tolerance Screw
- (NSN) National Stock Number
- 5305-01-508-2154
- (FSG) Federal Supply Group
- 53 Hardware and Abrasives
- (FSC) Federal Supply Classification
- 5305 Screws
- (INC) Item Name Code
- 29294
- (FIIG) Federal Item Identification Guide
- A003B0
- Date
- 05/15/2003 (23 years ago)
0.636 inches minimum and 0.646 inches maximum thread length, 3a thread class, 1.079 inches minimum and 1.109 inches maximum fastener length, flat countersunk undercut head style, right-hand thread direction
Specs & Compatibility
3a
right-hand
0.636 inches minimum and 0.646 inches maximum
1.079 inches minimum and 1.109 inches maximum
flat countersunk undercut
0.7556 inches minimum and 0.7604 inches maximum
0.1147 inches minimum and 0.1167 inches maximum
0.373 inches minimum and 0.374 inches maximum
high-torque
0.375 inches
0.678 inches minimum and 0.698 inches maximum
24
99.0 degrees minimum and 101.0 degrees maximum
32.0 microinches grip
32.0 microinches threads
screw,close tolerance-assembly, 100 degree c'sunk sealing head, hi-torque,cres (125 ksi fsu), ivd aluminum coated
steel corrosion resisting overall
ams 5629 assn std single material response overall
aluminum overall
mil-c-83488, type 2, class 3 mil spec single treatment response overall
unjf
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.
0029294
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