NSN 5306-01-573-2774

Part Details | MACHINE BOLT

5306-01-573-2774 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: NAS12715, NAS1271-5, 5306-01-573-2774, 01-573-2774, 5306015732774, 015732774

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53APR 15, 200901-573-277401847 ( BOLT, MACHINE )
REFERENCE DRAWINGS & PICTURES

DOUBLE HEXAGON EXTENDED WASHER

Cross Reference | NSN 5306-01-573-2774
Part Number Cage Code Manufacturer
NAS1271-580205NATIONAL AEROSPACE STANDARDSCOMMITTEE AEROSPACE INDUSTRIES
Technical Data | NSN 5306-01-573-2774
Characteristic Specifications
HEAD STYLE DOUBLE HEXAGON EXTENDED WASHER
THREAD SERIES DESIGNATOR UNJF
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD QUANTITY PER INCH28
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.485 INCHES NOMINAL
FASTENER LENGTH0.860 INCHES NOMINAL
HEAD HEIGHT0.290 INCHES MINIMUM AND 0.310 INCHES MAXIMUM
WIDTH BETWEEN FLATS0.306 INCHES MINIMUM AND 0.315 INCHES MAXIMUM
EXTENDED WASHER DIAMETER0.360 INCHES NOMINAL
EXTENDED WASHER THICKNESS0.059 INCHES MINIMUM
GRIP LENGTH0.375 INCHES NOMINAL
FEATURES PROVIDED FINISHED HEAD
SPECIFICATION/STANDARD DATA80205-NAS1271 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD