5306-00-003-9187, BOLT,INTERNAL WRENCHING

5310-00-003-9186 NUT,SELF-LOCKING,HEXAGON

National Stock Number:
5306-00-003-9187

Federal Supply Class:
5306

National Item Identification Number:
000039187

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:

820-5348167	53711	NAVAL SEA SYSTEMS COMMAND
A5794022P1	04241	BECHTEL MARINE PROPULSION CORPORATION DBA KNOLLS ATOMIC POWER LABORATORY
P000039187	14153	DEFENSE LOGISTICS AGENCY DBA DEFENSE SUPPLY CENTER PHILADELPHIA

Techincal Specification:

CRITICALITY CODE JUSTIFICATION	ZZZY
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	1.085 INCHES MINIMUM AND 1.125 INCHES MAXIMUM
FASTENER LENGTH	1.710 INCHES MINIMUM AND 1.750 INCHES MAXIMUM
FIRST DIAMETER FROM HEAD	0.137 INCHES MINIMUM AND 0.143 INCHES MAXIMUM
HEAD DIAMETER	0.303 INCHES MINIMUM AND 0.312 INCHES MAXIMUM
HEAD HEIGHT	0.185 INCHES MINIMUM AND 0.190 INCHES MAXIMUM
HEAD STYLE	FLAT CHAMFER
INTERNAL DRIVE STYLE	HEXAGON
MATERIAL	STEEL OVERALL
NOMINAL THREAD DIAMETER	0.190 INCHES
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS	MATERIAL MUST CONFORM TO SHIPS PARTS CONTROL CENTER SPECIAL QUALITY CONTROL PROVISIONS
SPECIAL TEST FEATURES	SPECIAL QUALITY CONTROL TESTING
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416 TY 2 CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	CADMIUM AND CHROMATE OVERALL
TEST DATA DOCUMENT	81349-MIL-P-23199 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.625 INCHES MINIMUM
THREAD QUANTITY PER INCH	24
THREAD SERIES DESIGNATOR	UNIFIED NATIONAL COARSE (UNC)
WIDTH ACROSS FLATS	0.156 INCHES MINIMUM AND 0.158 INCHES MAXIMUM

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