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Worldwide distributor of NSN parts and consumables located in the USA.

Hexagon Head Cap Screw

Model / MPN: 92134 | NSN: 5305-00-021-5912
ITAR Registered seal

An externally threaded fastener designed for insertion into holes in assembled parts, for mating with a preformed internal thread and for tightening or releasing by torquing the head. the threaded and unthreaded portions are both of the same diameter of 0.190 inch (5 mm) or larger. head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. the thread length being the controlled dimension, the grip length is not specified. a locking feature may be incorporated in the design of the head or threads. the head is not designed to be held or driven with an inserted driver or by the thumb and fingers. excludes bolt, machine; bolt, externally relieved body; bolt, internal wrenching; and screw, cap, socket head.

Product Details
NATO Stock Number
5305-00-021-5912
Sold in multiples of
DEMIL
NO
Thread Class
2a
Thread Direction
Right-hand
Thread Length
0.750 inches
Fastener Length
0.750 inches
Head Height
0.188 inches
Width Between Flats
Between 0.428 inches and 0.438 inches
Thread Diameter
0.250 inches
Thready Qty Per Inch (tpi)
28
Min. Tensile Strength (psi)
74000 pounds per square inch
Hardness Rating
23.0 rockwell b and 80.0 rockwell b
Surface Finish
125.0 microinches bearing surface of head
Surface Finish
63.0 microinches threads
Material
Steel
Material Specification
Sae gr 2 assn standard single material response
Thread Series Designator
Unf
Nondefinitive Specification/std Data
2 type and 1 style and 2 grade
Departure From Cited Designator
As modified by head height

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