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Externally Relieved Body Screw

Model / MPN: 69403-1 | NSN: 5305-01-177-0851
ITAR Registered seal

An externally threaded fastener whose threaded portion is of one diameter, and whose unthreaded portion has been machined or ground in one or more places or over its entire length to a diameter less than the pitch diameter of the thread (excludes undercut for thread relief). It is no. 0 (0.060 in.) (1.5 mm) or larger, and is designed to be held or driven with either a wrench or inserted driver (excluding internal socket and multiple spline types) or both in sizes below no. 10 (0.190 in.) (5 mm) and larger sizes must have a head designed for any type inserted driver (excluding internal socket and multiple spline types) but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. See also bolt, externally relieved body and bolt, internal wrenching.

Product Details
NATO Stock Number
5305-01-177-0851
Sold in multiples of
50 EA
DEMIL
NO
Thread Class
3a
Thread Direction
Right-hand
Head Style
Flat countersunk
Head Diameter
Between 0.371 inches and 0.385 inches
First Diameter From Head
Between 0.130 inches and 0.135 inches
Point Style
Oval
Internal Drive Style
Offset cruciform (torque set)
Thread Diameter
0.190 inches
Thready Qty Per Inch (tpi)
32
Min. Tensile Strength (psi)
260000 pounds per square inch
Hardness Rating
51.0 rockwell c and 53.0 rockwell c
Countersink Angle
100.0 degrees
Externally Relieved Body Diameter Quantity
1
Material
Steel comp h11
Material Specification
Ams 6487 assn standard single material response
Surface Treatment
Cadmium and chromate
Surface Treatment Specification
Mil-c-8837 military specification single treatment response
Thread Series Designator
Unjf
Solicitations
Solicitation Description Qty UOM Close Date
SPE5E215TE133 Screw, Externally Re 350 EA 08/06/2015
SPE5E318T265R Screw, Externally Re 429 EA 08/28/2018
SPE5E319T2504 Screw, Externally Re 190 EA 11/09/2018
SPE5E319T341W Screw, Externally Re 590 EA 08/08/2019

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69403-1 Cross Reference
  • 69403-1