MS20005-26 - Bolt
Military Standard Part
Description: Bolt
Part Number: MS20005-26
Item Description
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.
Features and Characteristics
Thread Class
|
3a
|
Thread Direction
|
Right-hand
|
Thread Length
|
0.537 inches
|
Fastener Length
|
Between 2.173 inches and 2.203 inches
|
Head Style
|
Bevel-conical
|
Head Diameter
|
Between 0.521 inches and 0.531 inches
|
Head Height
|
Head Height
|
Internal Drive Style
|
Hexagon
|
|
Thread Diameter
|
0.312 inches
|
|
Width Across Flats
|
Between 0.219 inches and 0.221 inches
|
|
Thready Qty Per Inch (tpi)
|
24
|
|
Min. Tensile Strength (psi)
|
160000 pounds per square inch
|
|
Material
|
Steel comp e4340 or steel comp 4140 or steel comp 8740 or steel comp 8735
|
|
Material Specification
|
Mil-s-5000 military specification 1st material response or mil-s-5626 military specification 2nd material response or mil-s-6049 military specification 3rd material response or mil-s-8735 military specification 4th material response
|
|
Surface Treatment
|
Cadmium and chromate
|
|
Surface Treatment Specification
|
Qq-p-416 type 2 cl 2 federal specification single treatment response
|
|
Thread Series Designator
|
Unjf
|
|
FSC
|
5306 Bolts
|
|
NIIN
|
006383166
|
|
NSN
|
5306006383166
|
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