5305-00-151-7948
Close Tolerance Screw
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Official Item Classification
- Name
- Close Tolerance Screw
- (NSN) National Stock Number
- 5305-00-151-7948
- (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
- 11/06/1970 (55 years ago)
3a thread class, 0.296 inches minimum and 0.336 inches maximum thread length, 0.618 inches minimum and 0.638 inches maximum fastener length, flat countersunk head style, right-hand thread direction
Specs & Compatibility
3a
right-hand
0.296 inches minimum and 0.336 inches maximum
0.618 inches minimum and 0.638 inches maximum
flat countersunk
0.390 inches minimum and 0.395 inches maximum
0.2485 inches minimum and 0.2495 inches maximum
high-torque
0.250 inches
0.302 inches minimum and 0.322 inches maximum
28
160000 pounds per square inch
36.0 rockwell c minimum and 40.0 rockwell c maximum overall
99.0 degrees minimum and 101.0 degrees maximum
63.0 microinches grip
steel comp 4140 or steel comp e4340 or steel comp 6150 or steel comp 8735 or steel comp 8740 or steel comp 4130 overall
mil-s-5626 mil spec 1st material response or mil-s-5400 mil spec 2nd material response or mil-s-8503 mil spec 3rd material response or mil-s-6098 mil spec 4th material response or mil-s-6049 mil spec 5th material response or mil-s-6758 mil spec 6th material response overall
cadmium and chromate overall
qq-p-416,ty 2 cl 3 fed spec single treatment response overall
unf
Regulatory Compliance
Precious metal content is unknown
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
Related Hardware Products
| Part Number | Description |
|---|---|
| HT239PB4-5 | Close Tolerance Screw |