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National Stock Number (NSN) Output Data

NSN:
NIIN:
Item Name:
INSERT , ENGINE VALVE SEAT

Definition:

A METAL RING DESIGNED TO PROVIDE A SEATING SURFACE FOR A VALVE, POPPET, ENGINE IT IS MADE OF SPECIAL HIGH-GRADE ALLOY METAL THAT CAN WITHSTAND HIGH OPERATING TEMPERATURES. FOR FULID VALVES, SEE SEAT, VALVE.

Reference/Part Number

Part Number CAGE Status RNCC RNVC DAC RNAAC MSDS SADC
840-164589-3 55683 A 3 2 6 AX
164589-3 64104 A 5 9 2 AX
S 2568-2 64104 A D 9 2 AX
W-592+30 83145 A 5 2 C AX

CAGE Information

Code Company
55683 WHEELER BROS. INC.
64104 DRESSER INC. DIV DRESSER WAUKESHA
83145 WELLS MARTIN INDUSTRIES

Federal Supply Class

Title

DIESEL ENGINES AND COMPONENTS

Inclusions:

INCLUDES AUTOMOTIVE, INDUSTRIAL, MARINE, LOCOMOTIVE, AND ALL OTHER TYPES OF DIESEL AND SEMI-DIESEL ENGINES.

Exclusions:

EXCLUDES ENGINES ACCESSORIES (FSC 2990).

Characteristics (Decoded)

MRC Requirements Statement Clear Text Reply
AJSG SEAT ANGLE IN DEG 45.000 NOMINAL
AJSG SEAT ANGLE IN DEG 45.000 NOMINAL
ABKW OVERALL HEIGHT 0.373 INCHES MINIMUM AND 0.375 INCHES MAXIMUM
ADAR BODY OUTSIDE DIAMETER 2.159 INCHES MINIMUM AND 2.160 INCHES MAXIMUM
ADAS BODY INSIDE DIAMETER 1.750 INCHES MINIMUM AND 1.760 INCHES MAXIMUM
AJSH SEAL ACCOMMODATION TYPE RECESSED
CQKM SEATING SURFACE SHAPE ANGULAR
CQFM HARDNESS RATING 50.0 ROCKWELL C MINIMUM OVERALL AND 60.0 ROCKWELL C MAXIMUM OVERALL
STYL STYLE DESIGNATOR PLAIN
MATT MATERIAL ANY ACCEPTABLE OVERALL

Similar Parts

840-164589-3 , 8401645893 , 2815-00-106-4558 , 2815001064558 , 001064558 , 840-164589-3 , 164589-3 , S 2568-2 , W-592+30 ,