MS20006-56
View detailed technical data, stock status, and sourcing information for: MS20006-56
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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.
bevel-conical head style, 0.688 inches maximum thread length, right-hand thread direction, 4.188 inches nominal fastener length, 3a thread class
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
- 0.688 inches maximum
- Fastener Length
- 4.188 inches nominal
- Head Style
- bevel-conical
- Head Diameter
- 0.639 inches minimum and 0.649 inches maximum
- Head Height
- 0.375 inches nominal
- Internal Drive Style
- hexagon
- Nominal Thread Diameter
- 0.375 inches
- Width Across Flats
- 0.313 inches minimum and 0.315 inches maximum
- Thread Quantity Per Inch
- 24
- Minimum Tensile Strength
- 160000 pounds per square inch
- Hardness Rating
- 36.0 rockwell c minimum and 40.0 rockwell c maximum overall
- Material
- steel overall
- Surface Treatment
- cadmium 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 |
|---|---|
| MS20006-56 | Internal Wrenching Bolt |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 5306-00-827-3231?
Does the NSN 5306-00-827-3231 have a Schedule B code assigned?
Does NSN 5306-00-827-3231 require demilitarization?
Does NSN 5306-00-827-3231 contain precious materials?
Does NSN 5306-00-827-3231 contain hazardous materials?
When the NSN 5306-00-827-3231 was assigned to the Federal Catalog?
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