BACB30AB-P8-21A Close Tolerance Screw
5305-01-059-0229
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Official Item Classification
- Name
- Close Tolerance Screw
- Part Number
- BACB30AB-P8-21A
- (NSN) National Stock Number
- 5305-01-059-0229
- (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
- 04/06/1978 (48 years ago)
0.490 inches minimum and 0.542 inches maximum thread length, right-hand thread direction, 3a thread class, flat countersunk head style, 1.562 inches minimum and 1.594 inches maximum fastener length
Specs & Compatibility
3a
right-hand
0.490 inches minimum and 0.542 inches maximum
1.562 inches minimum and 1.594 inches maximum
flat countersunk
0.929 inches minimum and 1.024 inches maximum
0.4982 inches minimum and 0.4991 inches maximum
cross recess type 1
0.500 inches
1.052 inches minimum and 1.072 inches maximum
20
160000 pounds per square inch
36.0 rockwell c minimum and 40.0 rockwell c maximum overall
100.0 degrees nominal
63.0 microinches grip
steel comp 4140 or steel comp e4340 or steel comp 6150 or steel comp 8735 or steel comp 8740 overall
cadmium and chromate overall
qq-p-416,type 2,class 3 fed spec single treatment response overall
unf
81205-bacb30ab manufacturers standard
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 |
|---|---|
| BACB30AB-P8-21A | Close Tolerance Screw |
| BACB30LR8-17 | Close Tolerance Screw |