5977-00-593-1540 BRUSH,ELECTRICAL CONTACT Index 4935-00-593-1553 BOLT ASSEMBLY,LANYARD

National Stock Number:
5306-00-593-1551

Federal Supply Class:
5306

National Item Identification Number:
005931551

Description:
BOLT,EXTERNALLY RELIEVED BODY

Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter, and whose unthreaded portion has been machined or ground in one or more places or over its entire length to a maximum diameter less than the minimum pitch diameter of the thread (excludes undercuts for thread relief). It is No. 10 (0.190 IN.) (5 mm) or larger in size and has a head which is not designed to be held or driven with an inserted driver or designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Excludes BOLT, INTERNAL WRENCHING and THUMBSCREW. See also SCREW, EXTERNALLY RELIEVED BODY.


Manufacturer Information:
S6135-2067878286SIKORSKY AIRCRAFT CORPORATION
S6135-20678K0058LEONARDO MW LTD
S6135-20678-00078286SIKORSKY AIRCRAFT CORPORATION


Techincal Specification:
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER0.090 INCHES NOMINAL
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY1
FASTENER LENGTH0.440 INCHES MINIMUM AND 0.450 INCHES MAXIMUM
FIRST DIAMETER FROM HEAD0.187 INCHES MINIMUM AND 0.197 INCHES MAXIMUM
HEAD HEIGHT0.140 INCHES MINIMUM AND 0.172 INCHES MAXIMUM
HEAD STYLEHEXAGON
HOLE CONFIGURATION STYLEHEXAGON FLATS
HOLE DIAMETER0.081 INCHES NOMINAL
HOLE QUANTITY1
HOLE TYPEDRILLED
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-200 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-225 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-430 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALALUMINUM OVERALL
NOMINAL THREAD DIAMETER0.250 INCHES
WIDTH BETWEEN FLATS0.428 INCHES MINIMUM AND 0.440 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625,TY 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTANODIZE OVERALL
THREAD LENGTH0.225 INCHES MINIMUM AND 0.235 INCHES MAXIMUM
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH28
THREAD SERIES DESIGNATORUNF


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