NSN 5310-00-178-0166

Part Details | DOUBLE HEXAGON EXTENDED WASHER SELF-LOCKING NUT

5310-00-178-0166 A nut having 12 drive points, 24 sides, and an integral washer which extends beyond the points or periphery. An integral feature is incorporated for locking on the threads of a mating member.

Alternate Parts: H198174, H19817-4, H198174, H19817-4, LH6124048, LH6124-048, R1181P004D, R1181P004C, R1181P004B, R1181P004, LH6124048, LH6124-048, 58047428, 58047-428, 5310-00-178-0166, 00-178-0166, 5310001780166, 001780166

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53FEB 24, 197300-178-016629729 ( NUT, SELF-LOCKING, EXTENDED WASHER, DOUBLE HEXAGON )
REFERENCE DRAWINGS & PICTURES

DOUBLE HEXAGON

Cross Reference | NSN 5310-00-178-0166
Part Number Cage Code Manufacturer
H19817-475237ARCONIC GLOBAL FASTENERS & RINGS,INC.
H19817-415653ARCONIC GLOBAL FASTENERS & RINGS,INC.
LH6124-048019L2FITZ AEROSPACE, LLCDBA ESNA
R1181P004D99207GENERAL ELECTRIC COMPANYDBA GE
R1181P004C99207GENERAL ELECTRIC COMPANYDBA GE
R1181P004B99207GENERAL ELECTRIC COMPANYDBA GE
R1181P00499207GENERAL ELECTRIC COMPANYDBA GE
LH6124-04872962HARVARD INDUSTRIES INC
58047-42856878SPS TECHNOLOGIES, LLCDBA AEROSPACE DIVISION
Technical Data | NSN 5310-00-178-0166
Characteristic Specifications
THREAD SERIES UNJF
NOMINAL THREAD SIZE0.250 INCHES
THREAD QUANTITY PER INCH28
THREAD CLASS3B
THREAD DIRECTION RIGHT-HAND
NUT STYLE DOUBLE HEXAGON
WASHER OUTSIDE DIAMETER0.399 INCHES MINIMUM AND 0.440 INCHES MAXIMUM
OVERALL HEIGHT0.282 INCHES MINIMUM AND 0.328 INCHES MAXIMUM
WASHER THICKNESS0.045 INCHES NOMINAL
WIDTH ACROSS FLATS0.304 INCHES MINIMUM AND 0.313 INCHES MAXIMUM
LOCKING FEATURE PREVAILING TORQUE ALL METAL DESIGN
TEMP RATING1200.0 DEG FAHRENHEIT NOMINAL
SPECIFICATION/STANDARD DATA0782-M50T421 MANUFACTURERS SPECIFICATION
NONDEFINITIVE SPEC/STD DATAD CLASS
PRECIOUS MATERIAL SILVER