5305-01-148-2644
Find complete technical information, availability, and procurement data for: 5305-01-148-2644
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An externally threaded fastener designed for insertion into holes in assembled parts, for mating with a preformed internal thread and for tightening or releasing by torquing the head. The threaded and unthreaded portions are both of the same nominal diameter of 0.190 inch (5 mm) or larger. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. The thread length being the controlled dimension, the grip length is not specified. A locking feature may be incorporated in the design of the head or threads. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. Excludes:bolt,machine; bolt,externally relieved body; bolt,internal wrenching; and screw,cap,socket head.
0.420 inches minimum and 0.500 inches maximum thread length, right-hand thread direction, 0.470 inches minimum and 0.500 inches maximum fastener length, 3a thread class, flat chamfer 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
- 0.420 inches minimum and 0.500 inches maximum
- Fastener Length
- 0.470 inches minimum and 0.500 inches maximum
- Head Style
- flat chamfer
- Head Diameter
- 0.218 inches minimum and 0.226 inches maximum
- Head Height
- 0.134 inches minimum and 0.138 inches maximum
- Internal Drive Style
- hexagon
- Nominal Thread Diameter
- 0.138 inches
- Width Across Flats
- 0.109 inches minimum and 0.111 inches maximum
- Thread Quantity Per Inch
- 40
- Minimum Tensile Strength
- 180000 pounds per square inch
- Hardness Rating
- 38.0 rockwell c minimum and 45.0 rockwell c maximum overall
- Minimum Yield Strength
- 155000 pounds per square inch
- Material
- steel overall
- Surface Treatment
- cadmium and chromate overall
- Surface Treatment Document And Classification
- qq-p-416,ty 2,cl 2 fed spec single treatment response overall
- Thread Series Designator
- unrf
- Specification/Standard Data
- 80205-nas1351 professional/industrial association standard
Replaces National Stock Numbers
Below is a list of NSNs that have been officially superseded by this NSN:
| NSN | Name | Date |
|---|---|---|
| 5305-00-983-6650 | No Name Available | 02/01/2008 |
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 |
|---|---|
| 5305009836650 | Socket Head Cap Screw |
| MS16998-11 | Socket Head Cap Screw |
| NAS1351-06-8P | Socket Head Cap Screw |
FAQs
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When the NSN 5305-01-148-2644 was assigned to the Federal Catalog?
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