4AX26
View detailed technical data, stock status, and sourcing information for: 4AX26
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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.
hexagon head style, 2a thread class, right-hand thread direction, 1.250 inches nominal thread length, 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
- 2a
- Thread Direction
- right-hand
- Thread Length
- 1.250 inches nominal
- Fastener Length
- 1.375 inches nominal
- Head Style
- hexagon
- Head Height
- 0.3020 inches minimum and 0.3230 inches maximum
- Width Between Flats
- 0.7360 inches minimum and 0.7500 inches maximum
- Nominal Thread Diameter
- 0.500 inches
- Thread Quantity Per Inch
- 13
- Minimum Tensile Strength
- 120000 pounds per square inch
- Hardness Rating
- 23.0 rockwell c minimum and 30.0 rockwell c maximum overall
- Material
- steel overall
- Surface Treatment
- cadmium and chromate or zinc and chromate overall
- Thread Series Designator
- unc
Replaces National Stock Numbers
Below is a list of NSNs that have been officially superseded by this NSN:
| NSN | Name | Date |
|---|---|---|
| 5305-00-018-0176 | 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:
FAQs
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What is the FSCG of the NSN 5305-00-655-9794?
Does the NSN 5305-00-655-9794 have a Schedule B code assigned?
Does NSN 5305-00-655-9794 require demilitarization?
Does NSN 5305-00-655-9794 contain precious materials?
Does NSN 5305-00-655-9794 contain hazardous materials?
When the NSN 5305-00-655-9794 was assigned to the Federal Catalog?
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