BACB30US5K9
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An externally threaded fastener designed for insertion into holes in assembled parts, for mating with a preformed internal thread and for tightening or releasing by torquing the head. The threaded and unthreaded portions are both of the same nominal diameter of 0.190 inch (5 mm) or larger. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. The thread length being the controlled dimension, the grip length is not specified. A locking feature may be incorporated in the design of the head or threads. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. Excludes:bolt,machine; bolt,externally relieved body; bolt,internal wrenching; and screw,cap,socket head.
right-hand thread direction, 4.053 inches minimum and 4.083 inches maximum fastener length, 0.593 inches maximum thread length, 3a thread class, double hexagon w/hole head style
Product Characteristics
Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.
- Thread Class
- 3a
- Thread Direction
- right-hand
- Thread Length
- 0.593 inches maximum
- Fastener Length
- 4.053 inches minimum and 4.083 inches maximum
- Head Style
- double hexagon w/hole
- Head Height
- 0.280 inches minimum and 0.300 inches maximum
- Width Between Flats
- 0.418 inches minimum and 0.434 inches maximum
- Extended Washer Diameter
- 0.575 inches minimum and 0.585 inches maximum
- Extended Washer Thickness
- 0.021 inches nominal
- Grip Diameter
- 0.3110 inches minimum and 0.3120 inches maximum
- Nominal Thread Diameter
- 0.312 inches
- Grip Length
- 3.465 inches minimum and 4.485 inches maximum
- Features Provided
- dry film lubricant
- Thread Quantity Per Inch
- 24
- Minimum Tensile Strength
- 220000 pounds per square inch
- Minimum Yield Strength
- 125000 pounds per square inch
- Color
- black threads
- Material
- nickel alloy 718 overall
- Material Document And Classification
- ams 5662 assn std single material response overall
- Surface Treatment
- aluminum overall
- Surface Treatment Document And Classification
- bms 10-85, type 1, cage 81205 mfr ref single treatment response overall
- Thread Series Designator
- unjf
Related Parts
This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:
| Part Number | Name |
|---|---|
| BACB30US5K9 | Shear Bolt |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 5306-01-394-4491?
Does the NSN 5306-01-394-4491 have a Schedule B code assigned?
Does NSN 5306-01-394-4491 require demilitarization?
Does NSN 5306-01-394-4491 contain precious materials?
Does NSN 5306-01-394-4491 contain hazardous materials?
When the NSN 5306-01-394-4491 was assigned to the Federal Catalog?
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