5310-00-705-9682 WASHER,FLAT Index 2915-00-705-9701 RETAINER,SPRING

National Stock Number:
5306-00-705-9685

Federal Supply Class:
5306

National Item Identification Number:
007059685

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:
705968519207U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM
GAA6214B23040FORD MOTOR CO FORD PARTS AND SERVICE DIV GOVERNMENT PART SALES
GAA6214B57526FORD MOTOR COMPANY


Techincal Specification:
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER2.770 INCHES MINIMUM AND 2.780 INCHES MAXIMUM FIRST HOLE
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER0.240 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FOURTH DIAMETER2.220 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER0.980 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF THIRD DIAMETER1.680 INCHES NOMINAL
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY4
FASTENER LENGTH2.940 INCHES NOMINAL
FIRST DIAMETER FROM HEAD0.525 INCHES MINIMUM AND 0.526 INCHES MAXIMUM
FOURTH DIAMETER FROM HEAD0.425 INCHES MINIMUM AND 0.430 INCHES MAXIMUM
HARDNESS RATING28.0 ROCKWELL C MINIMUM AND 33.0 ROCKWELL C MAXIMUM OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-624 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 8640 OVERALL
NOMINAL THREAD DIAMETER0.500 INCHES
SECOND DIAMETER FROM HEAD0.425 INCHES MINIMUM AND 0.530 INCHES MAXIMUM
SHANK UNTHREADED HOLE DIAMETER0.140 INCHES NOMINAL FIRST HOLE
SPECIAL FEATURESHOLE DRILLED PERPENDICULAR TO AND THROUGH COTTER PIN HOLE
SURFACE TREATMENTPHOSPHATE OVERALL
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THIRD DIAMETER FROM HEAD0.510 INCHES MINIMUM AND 0.511 INCHES MAXIMUM
THREAD LENGTH0.660 INCHES MINIMUM AND 0.700 INCHES MAXIMUM
THREAD QUANTITY PER INCH20
THREAD SERIES DESIGNATORUNF


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