5305-01-342-8576
Close Tolerance Screw
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Official Item Classification
- Name
- Close Tolerance Screw
- (NSN) National Stock Number
- 5305-01-342-8576
- (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
- 07/31/1991 (35 years ago)
right-hand thread direction, 3a thread class, 1.088 inches minimum and 1.128 inches maximum fastener length, 0.363 inches nominal thread length, pan no. 2 head style
Specs & Compatibility
3a
right-hand
0.363 inches nominal
1.088 inches minimum and 1.128 inches maximum
pan no. 2
0.360 inches minimum and 0.374 inches maximum
0.115 inches minimum and 0.125 inches maximum
patch or pellet or strip threads
0.1885 inches minimum and 0.1895 inches maximum
torque-set ribbed
0.190 inches
0.740 inches minimum and 0.760 inches maximum
32
160000 pounds per square inch
36.0 rockwell c minimum and 40.0 rockwell c maximum fastener
32.0 microinches bearing surface of head32.0 microinches grip
plastic polyamide (nylon) locking featuresteel comp 4140 or steel comp e4340 or steel comp 8740 fastener
mil-s-5626 mil spec 1st material response or mil-s-5000 mil spec 2nd material response or mil-s-6049 mil spec 3rd material response fastener
cadmium and chromate fastener
qq-p-416 ty 2 cl 2 fed spec single treatment response fastener
unjf
80205-nas1578 professional/industrial association standard
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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| Part Number | Description |
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| NAS1578A3R12L | Close Tolerance Screw |