5306-00-143-3287
Find complete technical information, availability, and procurement data for: 5306-00-143-3287
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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.
2a thread class, hexagon head style, 0.469 inches minimum and 0.500 inches maximum fastener length, 0.386 inches minimum and 0.500 inches maximum thread length, 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
- 0.386 inches minimum and 0.500 inches maximum
- Fastener Length
- 0.469 inches minimum and 0.500 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
- Shank Unthreaded Hole Diameter
- 0.074 inches minimum and 0.082 inches maximum first hole
- 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
- Distance From Head Largest Bearing Surface To Shank Hole Center
- 0.224 inches minimum and 0.385 inches maximum first hole
- Material
- steel comp 1013 or steel comp 1015 or steel comp 1016 or steel comp 1017 or steel comp 1018 or steel comp 1019 or steel comp 1020 or steel comp 1021 or steel comp 1022 or steel comp 1023 or steel comp 1025 or steel comp 1026 or steel comp 1029 or steel comp 1030 or steel comp 1033 or steel comp 1034 or steel comp 1035 or steel comp 1037 or steel comp 1038 or steel comp 1039 or steel comp 1040 or steel comp 1524 or steel comp 1527 or steel comp 1536 or steel comp 1541 overall
- Material Document And Classification
- 66 fed std all material responses overall
- Surface Treatment
- phosphate zinc overall
- Surface Treatment Document And Classification
- mil-p-16232 ty z cl 2 mil spec single treatment response overall
- Thread Series Designator
- unf
- Nondefinitive Spec/Std Data
- 2 type and 10p style and 8 grade
Replaces National Stock Numbers
Below is a list of NSNs that have been officially superseded by this NSN:
| NSN | Name | Date |
|---|---|---|
| 5306-00-022-2975 | No Name Available | 01/01/1987 |
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 |
|---|---|
| MS51108-29 | Machine Bolt |
FAQs
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Does NSN 5306-00-143-3287 contain precious materials?
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When the NSN 5306-00-143-3287 was assigned to the Federal Catalog?
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