2530-00-103-8139 CHAMBER,AIR BRAKE Index 2520-00-103-8141 SHAFT ASSEMBLY,PROP

National Stock Number:
5310-00-103-8140

Federal Supply Class:
5310

National Item Identification Number:
001038140

Description:
NUT,SELF-LOCKING,CASTELLATED,HEX

Detail:
A NUT HAVING 6 FLAT SIDES, FLAT ON THE BOTTOM AND HAVING A SLOTTED CYLINDRICAL OR DOME SHAPED 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, SLOTTED, HEXAGON.


Manufacturer Information:
18536R145RP7DRESSTA NORTH AMERICA LTD
18536R192679NAVISTAR INTL CORP MELROSE PARK ENGINE PLANT LOCATION /MELROSE PARK/
19263R131007NAVISTAR INTL CORP
19263R192679NAVISTAR INTL CORP MELROSE PARK ENGINE PLANT LOCATION /MELROSE PARK/


Techincal Specification:
BEARING SURFACE TYPECHAMFERED
LOCKING FEATUREPREVAILING TORQUE WITH NONMETALLIC INSERT
MATERIALPLASTIC LOCKING INSERT
MATERIALSTEEL NUT
NOMINAL THREAD SIZE0.625 INCHES
NUT HEIGHT0.391 INCHES NOMINAL
NUT STYLECASTELLATED, HEXAGON
WIDTH ACROSS FLATS0.930 INCHES NOMINAL
THREAD CLASS3N
THREAD DIRECTIONRIGHT-HAND
THREAD SERIESUNF
THREAD QUANTITY PER INCH18


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