NSN 5310-00-550-9449

Part Details | HEXAGON SLOTTED SELF-LOCKING NUT

5310-00-550-9449 A nut having a flat bearing surface and 6 flat sides with slots in its upper portion. An integral feature is incorporated for locking on the threads of a mating member. The slots, when used in conjunction with a solid or split (cotter) pin, act as an extra "fail safe", feature in critical applications. Excludes NUT (1), SELF-LOCKING, CASTELLATED, OCTAGON.

Alternate Parts: 8199328, 819932-8, 80307, 3574, 50FK420, 50FK420, 5310-00-550-9449, 00-550-9449, 5310005509449, 005509449

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 01, 196300-550-944929733 ( NUT, SELF-LOCKING, SLOTTED, HEXAGON )
REFERENCE DRAWINGS & PICTURES

SLOTTED, HEXAGON

Cross Reference | NSN 5310-00-550-9449
Part Number Cage Code Manufacturer
819932-883298ALLIED SIGNAL INCAEROSPACE EQUIPMENT SYSTEMS
8030773734FEDERAL SCREW PRODUCTS INC.
357493784HUSCO INTERNATIONAL INC
50FK42056289SPRAGUE ELECTRIC COWORLD HQS
50FK42056878SPS TECHNOLOGIES, LLCDBA AEROSPACE DIVISION
Technical Data | NSN 5310-00-550-9449
Characteristic Specifications
THREAD SERIES UNC
NOMINAL THREAD SIZE0.250 INCHES
THREAD QUANTITY PER INCH20
THREAD CLASS2B
THREAD DIRECTION RIGHT-HAND
NUT STYLE SLOTTED, HEXAGON
NUT HEIGHT0.189 INCHES MINIMUM AND 0.209 INCHES MAXIMUM
WIDTH ACROSS FLATS0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM
BEARING SURFACE TYPE WASHER FACED
LOCKING FEATURE PREVAILING TORQUE ALL METAL DESIGN
TEMP RATING800.0 DEG FAHRENHEIT NOMINAL