5306-00-274-2562
Find complete technical information, availability, and procurement data for: 5306-00-274-2562
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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.
3a thread class, 0.625 inches minimum thread length, 0.750 inches nominal fastener length, square extended washer head style, right-hand thread direction
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
- 0.625 inches minimum
- Fastener Length
- 0.750 inches nominal
- Head Style
- square extended washer
- Head Height
- 0.375 inches nominal
- Width Between Flats
- 0.218 inches maximum
- Extended Washer Diameter
- 0.406 inches nominal
- Extended Washer Thickness
- 0.125 inches nominal
- Hole Diameter
- 0.047 inches nominal
- Nominal Thread Diameter
- 0.312 inches
- Hole Quantity
- 1
- Hole Type
- drilled
- Features Provided
- finished head
- Thread Quantity Per Inch
- 24
- Hardness Rating
- 20.0 rockwell c minimum and 26.0 rockwell c maximum overall
- Hole Configuration Style
- square flats
- Material
- steel overall
- Material Document And Classification
- 49-s-2 alloy number 3 fscm 10001 mfr ref single material response overall
- Thread Series Designator
- unf
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