5845-00-952-8453 SONOBUOY Index 5305-00-952-8458 SETSCREW

National Stock Number:
5306-00-952-8456

Federal Supply Class:
5306

National Item Identification Number:
009528456

Description:
BOLT,INTERNAL WRENCHING

Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter, No. 10 (0.190 IN.) (5 mm) or larger. It is designed with an internal socket or internal multiple spline for use with an internal driver. The head is beveled (conical) or cylindrical in shape. Items with cylindrical shaped heads must have an externally relieved body. A locking feature may be incorporated in the design of the head or threads. See also SCREW, CAP, SOCKET HEAD. Excludes SETSCREW; SCREW, SHOULDER; BOLT, SHOULDER; SCREW, EXTERNALLY RELIEVED BODY; BOLT, EXTERNALLY RELIEVED BODY; and SCREW, MACHINE.


Manufacturer Information:
1093530419207U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM
5306009528456SCY13E.C.A ETABLISSEMENT CENTRALD'APPROVISIONNEMENT DES FORCES ARMEE


Techincal Specification:
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER0.115 INCHES MINIMUM AND 0.125 INCHES MAXIMUM
COUNTERSINK ANGLE33.0 DEGREES NOMINAL
FASTENER LENGTH0.532 INCHES NOMINAL
FEATURES PROVIDEDCASEHARDENED
FIRST DIAMETER FROM HEAD0.145 INCHES MINIMUM AND 0.150 INCHES MAXIMUM
HARDNESS RATING38.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM OVERALL
HEAD DIAMETER0.250 INCHES NOMINAL
HEAD STYLEOVAL COUNTERSUNK UNDERCUT
INTERNAL DRIVE STYLEHEXAGON
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-624 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 4037 OVERALL
WIDTH ACROSS FLATS0.125 INCHES MINIMUM AND 0.217 INCHES MAXIMUM
SURFACE TREATMENTOXIDE OVERALL
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS2A
THREAD LENGTH0.300 INCHES MINIMUM
THREAD SERIES DESIGNATORUNF


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