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

Socket Head Cap Screw

Model / MPN: 6303163-1 | NSN: 5305-01-414-4847
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
5305-01-414-4847
Sold in multiples of
50 EA
DEMIL
NO
Thread Class
3a
Thread Direction
Right-hand
Thread Length
1.125 inches
Fastener Length
Between 1.460 inches and 1.500 inches
Head Style
Flat chamfer
Head Diameter
Between 0.457 inches and 0.469 inches
Head Height
Between 0.306 inches and 0.312 inches
Internal Drive Style
Hexagon
Thread Diameter
0.312 inches
Width Across Flats
Between 0.250 inches and 0.253 inches
Thready Qty Per Inch (tpi)
24
Min. Tensile Strength (psi)
180000 pounds per square inch
Hardness Rating
39.0 rockwell c and 45.0 rockwell c
Minimum Yield Strength
155000 pounds per square inch
Material
Steel uns k03104
Material Specification
Astm a574 assn standard single material response
Surface Treatment
Cadmium
Surface Treatment Specification
6303163 note 3, cage 53711 mfr ref single treatment response
Thread Series Designator
Unrf
6303163 Series Parts
Solicitations
Solicitation Description Qty UOM Close Date
SPE5E219T8386 Screw, Cap, Socket He 38 EA 05/13/2019
SPE5E219T8781 Screw, Cap, Socket He 300 EA 05/24/2019
SPE5E219T126M Screw, Cap, Socket He 300 EA 09/20/2019

Pricing and Availability

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6303163-1 Cross Reference