5305-00-999-8177 SETSCREW Index 5305-00-999-8179 SCREW,CAP,SOCKET HEAD

National Stock Number:
5305-00-999-8178

Federal Supply Class:
5305

National Item Identification Number:
009998178

Description:
SCREW,CAP,SOCKET HEAD

Detail:
An externally threaded fastener whose threaded portion is of one nominal 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.


Manufacturer Information:
33AF1121-04-0335351GE AVIATION SYSTEMS LLC


Techincal Specification:
FASTENER LENGTH0.188 INCHES NOMINAL
HARDNESS RATING70.0 ROCKWELL B MINIMUM OVERALL
HEAD DIAMETER0.173 INCHES MINIMUM AND 0.183 INCHES MAXIMUM
HEAD HEIGHT0.104 INCHES MINIMUM AND 0.112 INCHES MAXIMUM
HEAD STYLEFLAT CHAMFER
INTERNAL DRIVE STYLEHEXAGON
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-7720 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 302 OVERALL
NOMINAL THREAD DIAMETER0.112 INCHES
WIDTH ACROSS FLATS0.094 INCHES NOMINAL
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.138 INCHES MINIMUM
THREAD QUANTITY PER INCH40
THREAD SERIES DESIGNATORUNC


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