NSN 5306-01-191-8239

Part Details | MACHINE BOLT

5306-01-191-8239 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: L3202652001, L3202652-001, 5306-01-191-8239, 01-191-8239, 5306011918239, 011918239

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53OCT 12, 198401-191-823901847 ( BOLT, MACHINE )
REFERENCE DRAWINGS & PICTURES

DOUBLE HEXAGON EXTENDED WASHER

Cross Reference | NSN 5306-01-191-8239
Part Number Cage Code Manufacturer
L3202652-00143999BOEING COMPANY, THEDBA BOEING
Technical Data | NSN 5306-01-191-8239
Characteristic Specifications
HEAD STYLE DOUBLE HEXAGON EXTENDED WASHER
THREAD SERIES DESIGNATOR UNJF
NOMINAL THREAD DIAMETER0.8750 INCHES
THREAD QUANTITY PER INCH14
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH1.176 INCHES NOMINAL
FASTENER LENGTH2.400 INCHES NOMINAL
HEAD HEIGHT0.690 INCHES NOMINAL
WIDTH BETWEEN FLATS1.801 INCHES MINIMUM AND 1.814 INCHES MAXIMUM
EXTENDED WASHER DIAMETER2.056 INCHES MINIMUM AND 2.095 INCHES MAXIMUM
EXTENDED WASHER THICKNESS0.016 INCHES NOMINAL
SPECIAL FEATURESFLIGHT SAFETY CRITICAL AIRCRAFT PART
CRITICALITY CODE JUSTIFICATIONFEAT