NSN 5310-00-821-1934

Part Details | DOUBLE HEXAGON EXTENDED WASHER SELF-LOCKING NUT

5310-00-821-1934 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: EWN224, EWN22-4, BACN10OCT4, BACN10CT4, 5310-00-821-1934, 00-821-1934, 5310008211934, 008211934

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 01, 196200-821-193429729 ( NUT, SELF-LOCKING, EXTENDED WASHER, DOUBLE HEXAGON )
REFERENCE DRAWINGS & PICTURES

DOUBLE HEXAGON

Cross Reference | NSN 5310-00-821-1934
Part Number Cage Code Manufacturer
EWN22-456878SPS TECHNOLOGIES, LLCDBA AEROSPACE DIVISION
BACN10OCT481205THE BOEING COMPANYDBA BOEING
BACN10CT477272THE BOEING COMPANYDBA BOEING
Technical Data | NSN 5310-00-821-1934
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 DIAMETER0.471 INCHES MINIMUM AND 0.481 INCHES MAXIMUM
OVERALL HEIGHT0.339 INCHES MINIMUM AND 0.349 INCHES MAXIMUM
WASHER THICKNESS0.075 INCHES MINIMUM AND 0.090 INCHES MAXIMUM
WIDTH ACROSS FLATS0.367 INCHES MINIMUM AND 0.376 INCHES MAXIMUM
LOCKING FEATURE PREVAILING TORQUE ALL METAL DESIGN
LUBRICATION SOLUBLE LUBRICANT
TEMP RATING450.0 DEG FAHRENHEIT NOMINAL