5306-00-050-1237
Find complete technical information, availability, and procurement data for: 5306-00-050-1237
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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.
0.511 inches minimum thread length, hexagon head style, 0.594 inches minimum and 0.625 inches maximum fastener length, 2a thread class, right-hand thread direction
Product Characteristics
Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.
- Thread Class
- 2a
- Thread Direction
- right-hand
- Thread Length
- 0.511 inches minimum
- Fastener Length
- 0.594 inches minimum and 0.625 inches maximum
- Head Style
- hexagon
- Head Height
- 0.195 inches minimum and 0.211 inches maximum
- Width Between Flats
- 0.489 inches minimum and 0.500 inches maximum
- End Item Identification
- mrap - m-atv ui
- Nominal Thread Diameter
- 0.312 inches
- Features Provided
- finished head
- Thread Quantity Per Inch
- 24
- Minimum Tensile Strength
- 150000 pounds per square inch
- Hardness Rating
- 32.0 rockwell c minimum and 38.0 rockwell c maximum overall
- Material Document And Classification
- sae gr 8 assn std single material response overall
- Surface Treatment
- zinc and chromate overall
- Surface Treatment Document And Classification
- astm b633 ty 2 sc 3 assn std single treatment response overall
- Thread Series Designator
- unf
Replaces National Stock Numbers
Below is a list of NSNs that have been officially superseded by this NSN:
| NSN | Name | Date |
|---|---|---|
| 5306-00-208-8036 | Machine Bolt | 07/01/2025 |
| 5306-00-638-8370 | No Name Available | 06/04/2008 |
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 |
|---|---|
| 18KP711 | Machine Bolt |
| 19H1813 | Machine Bolt |
| 303836 | Machine Bolt |
| 5306000501237 | Machine Bolt |
| AEB02F312625AW9A91 | Machine Bolt |
| B1821BH031F063N | Machine Bolt |
| MS90727-31 | Machine Bolt |
FAQs
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What is the FSCG of the NSN 5306-00-050-1237?
Does the NSN 5306-00-050-1237 have a Schedule B code assigned?
Does NSN 5306-00-050-1237 require demilitarization?
Does NSN 5306-00-050-1237 contain precious materials?
Does NSN 5306-00-050-1237 contain hazardous materials?
When the NSN 5306-00-050-1237 was assigned to the Federal Catalog?
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