MS9148-18
View detailed technical data, stock status, and sourcing information for: MS9148-18
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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, 3a thread class, 0.875 inches minimum thread length, double hexagon w/hole head style, 1.375 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
- 3a
- Thread Direction
- right-hand
- Thread Length
- 0.875 inches minimum
- Fastener Length
- 1.375 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
- Grip Length
- 0.500 inches nominal
- Features Provided
- finished head
- Thread Quantity Per Inch
- 24
- Hardness Rating
- 26.0 rockwell c minimum and 32.0 rockwell c maximum overall
- Surface Finish
- 32.0 microinches threads
- Surface Finish
- 63.0 microinches bearing surface of head
- Surface Finish
- 63.0 microinches grip
- Material
- steel comp 8740 overall
- Material Document And Classification
- ams 6322 assn std single material response overall
- Surface Treatment
- cadmium overall
- Surface Treatment Document And Classification
- ams 2400 assn std single treatment response 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 |
|---|---|
| MS9148-18 | Machine Bolt |
FAQs
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What is the FSCG of the NSN 5306-00-051-7440?
Does the NSN 5306-00-051-7440 have a Schedule B code assigned?
Does NSN 5306-00-051-7440 require demilitarization?
Does NSN 5306-00-051-7440 contain precious materials?
Does NSN 5306-00-051-7440 contain hazardous materials?
When the NSN 5306-00-051-7440 was assigned to the Federal Catalog?
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