HT4068-3D2A Close Tolerance Screw
5305-01-471-6546
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Official Item Classification
- Name
- Close Tolerance Screw
- Part Number
- HT4068-3D2A
- (NSN) National Stock Number
- 5305-01-471-6546
- (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
- 02/09/2000 (26 years ago)
oval countersunk head style, 3a thread class, 0.531 inches minimum and 0.546 inches maximum fastener length, 0.406 inches nominal thread length, right-hand thread direction
Specs & Compatibility
3a
right-hand
0.406 inches nominal
0.531 inches minimum and 0.546 inches maximum
oval countersunk
0.2966 inches minimum and 0.3016 inches maximum
0.070 inches minimum and 0.075 inches maximum
0.1885 inches minimum and 0.1895 inches maximum
flat
high-torque
f15 fwd fus s
0.1900 inches
0.115 inches minimum and 0.135 inches maximum
1
drilled
32
round
99.0 degrees minimum and 101.0 degrees maximum
32.0 microinches bearing surface of head
32.0 microinches grip
32.0 microinches head
32.0 microinches threads
minimum shear is 125 ksi
steel comp xm-13 overall
ams 5629 assn std single material response overall
aluminum overall
mil-c-83488, type ii, 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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| WC4068-3D2 | Close Tolerance Screw |