5306-00-639-1782
Find complete technical information, availability, and procurement data for: 5306-00-639-1782
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An externally threaded fastener whose threaded portion is of one nominal diameter, no. 10 (0.190 in.) (5 mm) or larger. It is designed with an internal socket or internal multiple spline for use with an internal driver. The head is beveled (conical) or cylindrical in shape. Items with cylindrical shaped heads must have an externally relieved body. A locking feature may be incorporated in the design of the head or threads. See also screw, cap, socket head. Excludes:setscrew; screw, shoulder; bolt, shoulder; screw, externally relieved body; bolt, externally relieved body; and screw, machine.
right-hand thread direction, 2.735 inches minimum and 2.765 inches maximum fastener length, 0.787 inches minimum and 0.837 inches maximum thread length, 3a thread class, 0.740 inches minimum and 0.750 inches maximum head diameter
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
- 0.787 inches minimum and 0.837 inches maximum
- Fastener Length
- 2.735 inches minimum and 2.765 inches maximum
- Head Diameter
- 0.740 inches minimum and 0.750 inches maximum
- Head Height
- 0.438 inches nominal
- Hole Diameter
- 0.055 inches nominal
- Internal Drive Style
- hexagon
- Nominal Thread Diameter
- 0.438 inches
- Width Across Flats
- 0.313 inches minimum and 0.315 inches maximum
- Hole Quantity
- 4
- Hole Type
- drilled
- Thread Quantity Per Inch
- 20
- Minimum Tensile Strength
- 160000 pounds per square inch
- Hardness Rating
- 34.0 rockwell c minimum and 40.0 rockwell c maximum overall
- Hole Configuration Style
- round longitudinal hole
- Material
- steel comp 4140 or steel comp e4340 or steel comp 6150 or steel comp 8735 or steel comp 8740 overall
- Material Document And Classification
- mil-s-5626 mil spec 1st material response or mil-s-5000 mil spec 2nd material response or mil-s-8503 mil spec 3rd material response or mil-s-6098 mil spec 4th material response or mil-s-6049 mil spec 5th material response 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
- 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 |
|---|---|
| MS20007H31 | Internal Wrenching Bolt |
FAQs
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