5305-01-056-5439
Find complete technical information, availability, and procurement data for: 5305-01-056-5439
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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, 2.000 inches minimum thread length, 3a thread class, 2.920 inches minimum and 3.000 inches maximum fastener length, 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
- 2.000 inches minimum
- Fastener Length
- 2.920 inches minimum and 3.000 inches maximum
- Head Style
- flat chamfer
- Head Diameter
- 1.107 inches minimum and 1.125 inches maximum
- Head Height
- 0.740 inches minimum and 0.750 inches maximum
- Internal Drive Style
- hexagon
- Nominal Thread Diameter
- 0.750 inches
- Width Across Flats
- 0.625 inches minimum and 0.631 inches maximum
- Thread Quantity Per Inch
- 16
- Minimum Tensile Strength
- 170000 pounds per square inch
- Hardness Rating
- 38.0 rockwell c minimum and 45.0 rockwell c maximum overall
- Minimum Yield Strength
- 150000 pounds per square inch
- Material
- steel overall
- Surface Treatment
- cadmium and chromate overall
- Surface Treatment Document And Classification
- qq-p-416,type 2,class 2 fed spec single treatment response overall
- Thread Series Designator
- unrf
- Specification/Standard Data
- 80205-nas1351 professional/industrial association standard
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 |
|---|---|
| NAS1351-12-48P | Socket Head Cap Screw |
FAQs
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