5306-00-638-7704
Find complete technical information, availability, and procurement data for: 5306-00-638-7704
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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.
right-hand thread direction, 1a thread class, 0.878 inches minimum thread length, double hexagon w/hole head style, 0.938 inches nominal fastener length
Product Characteristics
Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.
- Thread Class
- 1a
- Thread Direction
- right-hand
- Thread Length
- 0.878 inches minimum
- Fastener Length
- 0.938 inches nominal
- Head Style
- double hexagon w/hole
- Head Height
- 0.375 inches nominal
- Width Between Flats
- 0.367 inches minimum and 0.376 inches maximum
- Extended Washer Diameter
- 0.500 inches nominal
- Extended Washer Thickness
- 0.070 inches minimum and 0.080 inches maximum
- Nominal Thread Diameter
- 0.312 inches
- Features Provided
- finished head
- Thread Quantity Per Inch
- 24
- Minimum Tensile Strength
- 130000 pounds per square inch
- Hardness Rating
- 248.0 brinell standard minimum and 341.0 brinell standard maximum overall
- Minimum Yield Strength
- 85000 pounds per square inch
- Surface Finish
- 32.0 microinches threads
- Surface Finish
- 63.0 microinches bearing surface of head
- Surface Finish
- 63.0 microinches grip
- Material
- iron alloy 660 overall
- Material Document And Classification
- ams 5735 assn std single material 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Below is a list of NSNs that have been officially superseded by this NSN: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 |
|---|---|---|
| 5306-00-286-8239 | No Name Available | 11/05/1969 |
| 5306-00-531-1466 | No Name Available | 01/01/1963 |
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 |
|---|---|
| MS9035-11 | Machine Bolt |
| MS9035C-11 | Machine Bolt |
FAQs
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When the NSN 5306-00-638-7704 was assigned to the Federal Catalog?
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