NSN 5306-00-297-4259

Part Details | INTERNAL WRENCHING BOLT

5306-00-297-4259 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.

Alternate Parts: MS2000533, MS20005-33, NASM7838, NASM20005, MS200533, MS2005-33, 5306-00-297-4259, 00-297-4259, 5306002974259, 002974259

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 01, 196300-297-425906666 ( BOLT, INTERNAL WRENCHING )
REFERENCE DRAWINGS & PICTURES

DISHED HEXAGON

HEXAGON

Cross Reference | NSN 5306-00-297-4259
Part Number Cage Code Manufacturer
MS20005-3396906MILITARY STANDARDSPROMULGATED BY MILITARY DEPARTMENTS
NASM783880205NATIONAL AEROSPACE STANDARDSCOMMITTEE AEROSPACE INDUSTRIES
NASM2000580205NATIONAL AEROSPACE STANDARDSCOMMITTEE AEROSPACE INDUSTRIES
MS2005-3380205NATIONAL AEROSPACE STANDARDSCOMMITTEE AEROSPACE INDUSTRIES
Technical Data | NSN 5306-00-297-4259
Characteristic Specifications
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER0.312 INCHES
THREAD QUANTITY PER INCH24
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.537 INCHES MINIMUM AND 0.587 INCHES MAXIMUM
FASTENER LENGTH2.610 INCHES MINIMUM AND 2.640 INCHES MAXIMUM
MINIMUM TENSILE STRENGTH160000 POUNDS PER SQUARE INCH
HEAD STYLE5 DISHED HEXAGON
HEAD DIAMETER0.521 INCHES MINIMUM AND 0.531 INCHES MAXIMUM
HEAD HEIGHT0.312 INCHES NOMINAL
INTERNAL DRIVE STYLE HEXAGON
WIDTH ACROSS FLATS0.219 INCHES MINIMUM AND 0.221 INCHES MAXIMUM