NSN 5306-00-377-4649

Part Details | TEE HEAD BOLT

5306-00-377-4649 An externally threaded fastener whose threaded portion is of one nominal diameter and with a head specially designed to fit in a slot and hold against turning.

Alternate Parts: ST217113, ST2171-13, 5306-00-377-4649, 00-377-4649, 5306003774649, 003774649

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53MAR 16, 197400-377-464906668 ( BOLT, TEE HEAD )
REFERENCE DRAWINGS & PICTURES

UNDERCUT HEXAGON

Cross Reference | NSN 5306-00-377-4649
Part Number Cage Code Manufacturer
ST2171-1377445UNITED TECHNOLOGIES CORPORATIONDBA PRATT WHITNEY-SPARE PARTS
Technical Data | NSN 5306-00-377-4649
Characteristic Specifications
THREAD SERIES DESIGNATOR UNJF
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD QUANTITY PER INCH28
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.740 INCHES MINIMUM AND 0.892 INCHES MAXIMUM
FASTENER LENGTH0.928 INCHES MINIMUM AND 0.948 INCHES MAXIMUM
MINIMUM TENSILE STRENGTH160000 POUNDS PER SQUARE INCH
HEAD STYLE2 UNDERCUT HEXAGON
HEAD HEIGHT0.110 INCHES MINIMUM AND 0.120 INCHES MAXIMUM
HEAD LENGTH0.480 INCHES MINIMUM AND 0.500 INCHES MAXIMUM
WIDTH BETWEEN FLATS0.370 INCHES MINIMUM AND 0.380 INCHES MAXIMUM
CHAMFER ANGLE45.0 DEGREES MINIMUM AND 47.0 DEGREES MAXIMUM