5306-01-174-8231 BOLT,SHEAR Index 5970-01-174-8235 INSULATOR,PLATE

National Stock Number:
5305-01-174-8233

Federal Supply Class:
5305

National Item Identification Number:
011748233

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:
214723010001NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER


Techincal Specification:
FASTENER LENGTH1.000 INCHES NOMINAL
HARDNESS RATING250.0 BRINELL STANDARD MINIMUM AND 275.0 BRINELL STANDARD MAXIMUM OVERALL
HEAD HEIGHT0.313 INCHES NOMINAL
HEAD DIAMETER0.437 INCHES NOMINAL
HEAD STYLEFLAT CHAMFER
INTERNAL DRIVE STYLEHEXAGON
MATERIALSTEEL COMP 8640 OVERALL
NOMINAL THREAD DIAMETER0.190 INCHES
SPECIAL FEATURESHEAD COUNTERBORE HEAD HOLE 0.149 IN. MIN TO 0.154 IN. MAX,0.015 IN. DEEP; HEAD CUT 0.093 IN. FROM END TO 0.127 IN. MIN TO 0.130 IN. MAX WIDE,0.260 IN. MIN TO 0.270 IN. MAX DIA,SIDES 63.0 MICROINCHES FINISH; SOCKET HEAD DEPTH 0.218 IN. NOM WITH LAST 0.093 IN. NOM WIDENED TO 0.155 IN. MIN TO 0.170 IN. MAX DIA
WIDTH ACROSS FLATS0.123 INCHES MINIMUM AND 0.127 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-P-16232,TY M,CL 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTPHOSPHATE MANGANESE OVERALL
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS2A
THREAD LENGTH0.687 INCHES NOMINAL
THREAD SERIES DESIGNATORUNF
THREAD QUANTITY PER INCH32


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