NSN 5310-01-388-1802

Part Details | HEXAGON CASTELLATED PLAIN NUT

5310-01-388-1802 A nut having 6 flat sides, flat on the bottom and having a slotted cylindrical or dome shaped upper portion. It is designed to provide positive locking when used with a solid or split (cotter) pin. Excludes NUT (1), PLAIN, SLOTTED, HEXAGON.

Alternate Parts: ST101110, ST1011-10, 5310-01-388-1802, 01-388-1802, 5310013881802, 013881802

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53MAR 23, 199401-388-180201854 ( NUT, PLAIN, CASTELLATED, HEXAGON )
REFERENCE DRAWINGS & PICTURES

CASTELLATED, HEXAGON

Cross Reference | NSN 5310-01-388-1802
Part Number Cage Code Manufacturer
ST1011-1077445UNITED TECHNOLOGIES CORPORATIONDBA PRATT WHITNEY-SPARE PARTS
Technical Data | NSN 5310-01-388-1802
Characteristic Specifications
THREAD SERIES UNJF
NOMINAL THREAD SIZE0.250 INCHES
THREAD QUANTITY PER INCH28
THREAD CLASS3B
THREAD DIRECTION RIGHT-HAND
HARDNESS RATING19.0 ROCKWELL C MINIMUM AND 26.0 ROCKWELL C MAXIMUM
NUT STYLE CASTELLATED, HEXAGON
NUT HEIGHT0.313 INCHES NOMINAL
WIDTH ACROSS FLATS0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM