5306-00-151-0731
Find complete technical information, availability, and procurement data for: 5306-00-151-0731
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An externally threaded fastener designed for insertion through holes in assembled parts and normally intended to be tightened or released by torquing a nut. The threaded and unthreaded portions are both of one nominal diameter of 0.190 inch (5 mm) or larger. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. For items having a grip length portion machined to a tolerance of 0.0015 inch (0.038 mm) or less, bolt, shear. See also screw, cap, hexagon head and screw, machine.
0.501 inches minimum and 0.577 inches maximum thread length, 1.391 inches minimum and 1.437 inches maximum fastener length, 3a thread class, right-hand thread direction, hexagon 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
- 0.501 inches minimum and 0.577 inches maximum
- Fastener Length
- 1.391 inches minimum and 1.437 inches maximum
- Head Style
- hexagon
- Head Height
- 0.203 inches minimum and 0.234 inches maximum
- Width Between Flats
- 0.430 inches minimum and 0.439 inches maximum
- Hole Diameter
- 0.070 inches nominal
- Nominal Thread Diameter
- 0.250 inches
- Grip Length
- 0.860 inches minimum and 0.890 inches maximum
- Hole Quantity
- 6
- Hole Type
- drilled
- Features Provided
- finished head
- Thread Quantity Per Inch
- 28
- Minimum Tensile Strength
- 125000 pounds per square inch
- Hardness Rating
- 26.0 rockwell c minimum and 32.0 rockwell c maximum overall
- Hole Configuration Style
- hexagon flats
- Material
- steel comp 4130 or steel comp 8630 or steel comp 8735 or steel comp 8740 overall
- Material Document And Classification
- mil-s-6758 mil spec 1st material response or mil-s-6050 mil spec 2nd material response or mil-s-6098 mil spec 3rd material response or mil-s-6049 mil spec 4th material response overall
- Surface Treatment
- cadmium and chromate overall
- Surface Treatment Document And Classification
- qq-p-416,type 2,class 3 fed spec all treatment responses overall
- Thread Series Designator
- unf
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 |
|---|---|
| 187968 | Machine Bolt |
| 310728-8 | Machine Bolt |
| 6026-3265-2 | Machine Bolt |
| AN74-13 | Machine Bolt |
FAQs
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Does NSN 5306-00-151-0731 contain precious materials?
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When the NSN 5306-00-151-0731 was assigned to the Federal Catalog?
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