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

Socket Head Cap Screw

Model / MPN: 418750-21 | NSN: 5305-01-092-4987
ITAR Registered seal

An externally threaded fastener whose threaded portion is of one diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See bolt, internal wrenching. Excludes screw, shoulder; and screw, machine.

Product Details
NATO Stock Number
5305-01-092-4987
Sold in multiples of
1 EA
DEMIL
NO
Thread Class
3a
Thread Direction
Right-hand
Thread Length
1.125 inches
Fastener Length
Between 2.670 inches and 2.750 inches
Head Style
Flat chamfer
Head Diameter
Between 0.550 inches and 0.562 inches
Head Height
Between 0.368 inches and 0.375 inches
Internal Drive Style
Hexagon
Thread Diameter
0.375 inches
Width Across Flats
Between 0.313 inches and 0.316 inches
Thready Qty Per Inch (tpi)
24
Min. Tensile Strength (psi)
80000 pounds per square inch
Hardness Rating
80.0 rockwell b
Minimum Yield Strength
30000 pounds per square inch
Material
Steel comp 302 or steel comp 304 or steel comp 305 or steel comp 316 or steel comp 384 or steel comp xm-7
Material Specification
66 federal standard 1st material response or 66 federal standard 2nd material response or 66 federal standard 3rd material response or 66 federal standard 4th material response or 66 federal standard 5th material response or astma493 assn standard 6th material response
Surface Treatment
Cadmium
Surface Treatment Specification
Qq-p-416 type 1 cl2 federal specification single treatment response
Thread Series Designator
Unrf
Specification Data
80205-nas1351 professional/industrial association standard
418750 Series Parts

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418750-21 Cross Reference
  • 74810104
  • NAS1351C6-44
  • AIC811-6-42
  • AOL4166-641
  • 73573-6-42C
  • 965811-641C