NSN 5306-00-286-9725

Part Details | MACHINE BOLT

5306-00-286-9725 An externally threaded fastener designed for insertion through holes in assembled parts and normally intended to be tightened or released by torquing a nut. The threaded and unthreaded portions are both of one nominal diameter of 0.190 inch (5 mm) or larger. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. For items having a grip length portion machined to a tolerance of 0.0015 inch (0.038 mm) or less, BOLT, SHEAR. See also SCREW, CAP, HEXAGON HEAD and SCREW, MACHINE.

Alternate Parts: 203047, 203047, 203047, 203047, 5306-00-286-9725, 00-286-9725, 5306002869725, 002869725

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 01, 196300-286-972501847 ( BOLT, MACHINE )
REFERENCE DRAWINGS & PICTURES

UNDERCUT HEXAGON

Cross Reference | NSN 5306-00-286-9725
Part Number Cage Code Manufacturer
20304756878SPS TECHNOLOGIES, LLCDBA AEROSPACE DIVISION
20304780539SPS TECHNOLOGIES, LLCDBA AEROSPACE FASTENERS GROUP
20304752661UNITED TECHNOLOGIES CORPORATIONDBA PRATT & WHITNEY
20304777445UNITED TECHNOLOGIES CORPORATIONDBA PRATT WHITNEY-SPARE PARTS
Technical Data | NSN 5306-00-286-9725
Characteristic Specifications
HEAD STYLE5 UNDERCUT HEXAGON
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD QUANTITY PER INCH28
THREAD CLASS1A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.650 INCHES MINIMUM AND 0.670 INCHES MAXIMUM
FASTENER LENGTH0.650 INCHES MINIMUM AND 0.670 INCHES MAXIMUM
HEAD DIAMETER0.660 INCHES MINIMUM AND 0.680 INCHES MAXIMUM
HEAD HEIGHT0.140 INCHES MINIMUM AND 0.160 INCHES MAXIMUM
DISTANCE FROM CENTERLINE TO FLAT0.130 INCHES MINIMUM AND 0.140 INCHES MAXIMUM
FEATURES PROVIDED FINISHED HEAD