NSN 5306-01-281-0894

Part Details | MACHINE BOLT

5306-01-281-0894 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: 588.51100002001, 588.51-100002-001, 639AS6699, 639AS6699, 10176931, 639AS6699, 5306-01-281-0894, 01-281-0894, 5306012810894, 012810894

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JUN 17, 198801-281-089401847 ( BOLT, MACHINE )
REFERENCE DRAWINGS & PICTURES

HEXAGON COUNTERSUNK

Cross Reference | NSN 5306-01-281-0894
Part Number Cage Code Manufacturer
588.51-100002-001D0078DIEHL DEFENCE GMBH & CO. KG
639AS66990UCY9M.S. AEROSPACE INC.
639AS669930003NAVAL AIR SYSTEMS COMMAND MANAGEDORIGINAL DESIGN ACTIVITY NOT
10176931A486GNIMIKKEISTOKESKUS NCB FINLAND
639AS669956878SPS TECHNOLOGIES, LLCDBA AEROSPACE DIVISION
Technical Data | NSN 5306-01-281-0894
Characteristic Specifications
HEAD STYLE HEXAGON COUNTERSUNK
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER0.312 INCHES
THREAD QUANTITY PER INCH24
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.272 INCHES MINIMUM AND 0.355 INCHES MAXIMUM
FASTENER LENGTH0.500 INCHES NOMINAL
HEAD HEIGHT0.175 INCHES NOMINAL
WIDTH BETWEEN FLATS0.495 INCHES MINIMUM AND 0.505 INCHES MAXIMUM
COUNTERSINK ANGLE100.0 DEGREES MINIMUM AND 102.0 DEGREES MAXIMUM
FEATURES PROVIDED FINISHED HEAD