FJ-3026 1R-1808 Engine Oil Filter for Caterpiller C9 C13 C15

FJ-3026 1R-1808 Replacement Engine Oil Filter

The FJ-3026 is a heavy-duty full-flow spin-on engine oil filter designed for the Caterpillar 1R-1808 replacement family.

Its dimensions and mounting configuration correspond closely to established 1R-1808 replacements including Donaldson P551808, Fleetguard LF9691A, Baldwin B7299, MANN-FILTER WD 13 145/18, WIX 57792, HIFI FILTER SO 10052 and Sakura C-5502.

With an outside diameter of approximately 136–137 mm, an overall height of approximately 307–310 mm and a 1 1/2-16 mounting thread, FJ-3026 is suitable for a wide range of heavy-duty Cat engine lubrication applications where this filter family is specified.

For customers requiring finer contamination control, the FJ-3026A version is available with 20-micron glass-fiber media reinforced by a metal support mesh.

1R-1808 Cross Reference

Use the original filter number together with thread size, dimensions and filtration requirement when confirming a replacement.

Cat Engine and Equipment Applications

The 1R-1808 filter family is used across a broad range of Caterpillar engines and equipment.

Common engine families include:

• Cat 3176 and 3176C
• Cat 3196
• Cat 3306 and 3306B
• Cat 3406B, 3406C and 3406E
• Cat C7 and C9
• Cat C11 and C13
• Cat C15 and C18
• selected C27 and C32 applications

Representative equipment using the 1R-1808 family includes selected:

• Cat 330C and 330D excavators
• Cat 336D, 336E and 336F excavators
• Cat 345C and 345D excavators
• Cat 349D and 349E excavators
• Cat 374D and 374F excavators
• Cat 385C and 390D excavators
• Cat 966, 972, 980 and 988 wheel loaders
• Cat articulated and off-highway trucks
• Cat motor graders, dozers and industrial power units

Because Caterpillar uses different filter specifications across engine serial ranges and equipment configurations, confirm the existing filter number before replacement.