5305-01-151-8331
Tapping Screw
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Official Item Classification
- Name
- Tapping Screw
- (NSN) National Stock Number
- 5305-01-151-8331
- (FSG) Federal Supply Group
- 53 Hardware and Abrasives
- (FSC) Federal Supply Classification
- 5305 Screws
- (INC) Item Name Code
- 41756
- (FIIG) Federal Item Identification Guide
- A003B0
- Date
- 04/22/1983 (43 years ago)
1.450 inches minimum and 1.550 inches maximum fastener length, 0.480 inches minimum and 0.520 inches maximum extended washer diameter, hexagon extended washer head style, 0.172 inches minimum and 0.190 inches maximum head height, 0.367 inches minimum and 0.375 inches maximum width between flats
Specs & Compatibility
1.450 inches minimum and 1.550 inches maximum
hexagon extended washer
0.172 inches minimum and 0.190 inches maximum
0.367 inches minimum and 0.375 inches maximum
0.480 inches minimum and 0.520 inches maximum
0.030 inches minimum and 0.050 inches maximum
w/o internal drive
casehardened
gimlet point (type a, ab or ba)
0.250 inches
steel overall
phosphate overall
g-4435-m code a fscm 11862 mfr ref single treatment response overall
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.
0041756