NSN 5306-00-286-1971

Part Details | INTERNAL WRENCHING BOLT

5306-00-286-1971 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: MS20007H13, NASM7838, MS20007H13, 5306-00-286-1971, 00-286-1971, 5306002861971, 002861971

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 01, 196300-286-197106666 ( BOLT, INTERNAL WRENCHING )
REFERENCE DRAWINGS & PICTURES

UNDERCUT HEXAGON

HEXAGON

DOUBLE HEXAGON FLATS

Cross Reference | NSN 5306-00-286-1971
Part Number Cage Code Manufacturer
MS20007H1396906MILITARY STANDARDSPROMULGATED BY MILITARY DEPARTMENTS
NASM783880205NATIONAL AEROSPACE STANDARDSCOMMITTEE AEROSPACE INDUSTRIES
MS20007H1380205NATIONAL AEROSPACE STANDARDSCOMMITTEE AEROSPACE INDUSTRIES
Technical Data | NSN 5306-00-286-1971
Characteristic Specifications
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER0.438 INCHES
THREAD QUANTITY PER INCH20
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.787 INCHES MINIMUM AND 0.837 INCHES MAXIMUM
FASTENER LENGTH1.610 INCHES MINIMUM AND 1.640 INCHES MAXIMUM
MINIMUM TENSILE STRENGTH160000 POUNDS PER SQUARE INCH
HEAD STYLE8 UNDERCUT HEXAGON
HEAD DIAMETER0.740 INCHES MINIMUM AND 0.750 INCHES MAXIMUM
HEAD HEIGHT0.438 INCHES NOMINAL
INTERNAL DRIVE STYLE HEXAGON
WIDTH ACROSS FLATS0.313 INCHES MINIMUM AND 0.315 INCHES MAXIMUM
HOLE CONFIGURATION STYLE1 DOUBLE HEXAGON FLATS
HOLE TYPE DRILLED
HOLE QUANTITY4
HOLE DIAMETER0.055 INCHES NOMINAL