NSN 5310-00-012-2531

Part Details | HEXAGON CASTELLATED PLAIN NUT

5310-00-012-2531 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: 122531, FFB571TYPEA, 398, 5310-00-012-2531, 00-012-2531, 5310000122531, 000122531

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 01, 196300-012-253101854 ( NUT, PLAIN, CASTELLATED, HEXAGON )
REFERENCE DRAWINGS & PICTURES

CASTELLATED, HEXAGON

Cross Reference | NSN 5310-00-012-2531
Part Number Cage Code Manufacturer
12253121450ARMY WEAPONS COMMANDATTN AMSWE-REE-S
FFB571TYPEA81348FEDERAL SPECIFICATIONSPROMULGATED BY GENERAL SERVICES
39811599TRIUMPH ENGINE CONTROL SYSTEMS, LLC
Technical Data | NSN 5310-00-012-2531
Characteristic Specifications
THREAD SERIES UNF
NOMINAL THREAD SIZE0.375 INCHES
THREAD QUANTITY PER INCH24
THREAD CLASS3B
THREAD DIRECTION RIGHT-HAND
NUT STYLE CASTELLATED, HEXAGON
NUT HEIGHT0.406 INCHES NOMINAL
WIDTH ACROSS FLATS0.563 INCHES NOMINAL
BEARING SURFACE TYPEH$DWF