
CASE part A51990 is identified as a Gear Set in the MyCNH catalog. Verified model and assembly contexts are included for fitment review.
Product Description
CASE part number A51990 appears in the source catalog under the product name Gear Set.
The number is linked to 3 model catalog(s) and 4 assembly figure(s). One verified context is 190 - COUNTERSHAFT, TRANSAXLE, PRIOR TO TRANSMISSION S/N 16270319 for 480C - CASE CONSTRUCTION KING LOADER BACKHOE (01/76 - 12/80). Catalog relationship data: Superseded by A168547.
For fitment, compare the exact part number, model catalog, functional group, assembly figure, reference and quantity. Machine options, production changes and serial breaks can affect the correct selection.
Frequently asked questions
What is CASE part A51990?
CASE A51990 is listed in the MyCNH CASE Construction catalog as a Gear Set.
Which equipment is CASE A51990 cataloged for?
The extracted catalog links A51990 to 3 model catalog(s), including 480C - CASE CONSTRUCTION KING LOADER BACKHOE (01/76 - 12/80), with a verified occurrence in 190 - COUNTERSHAFT, TRANSAXLE, PRIOR TO TRANSMISSION S/N 16270319. Confirm the exact figure, reference, configuration and any serial-number conditions before ordering.
Does CASE A51990 have a supersession number?
The catalog identifies the following superseding number(s): A168547.

