1915644 Bearing Sleeve Fits Caterpillar Models

One New Aftermarket Replacement Bearing Sleeve for Caterpillar (Cat) Excavators

This aftermarket replacement bearing sleeve (OEM part number 1915644 / 191-5644) is a hydraulic cylinder rod support bearing used in Caterpillar excavator boom and stick cylinder assemblies. The coated sleeve is pressed into the cylinder group head and held in place with a split metal retaining ring, supporting the hydraulic cylinder rod and preventing metal-to-metal contact between the cylinder head and the rod.

Specifications

• OEM Part Number: 1915644 (191-5644)
• Groove Outside Diameter: 120.00 mm (4.72 in)
• Groove Width: 2.37 in
• Rod Diameter: 4.53 in
• Weight: approx. 1 lb
• Retaining Ring Part Number: 191-5643 (sold separately)

Compatible Models

Caterpillar Excavators: 324D, 324D L, 325C, 325D L, 328D LCR, 330C, 330C FM, 330C L, 330D, 330D FM, 330D L, 330D LN, 336D, 336D L, 336D LN, 336D2, 336D2 L, 336E, 336E H, 336E L, 336E LH, 336E LN, 336F L, 340D L, 340D2 L, 345C, 345C L, 345C MH, 349E, 349E L, 349E L VG, 349F L, 385C L

Caterpillar Forest Products / Wheeled Excavators: 324D, 324D L, 325C, 568 FM LL

Caterpillar Mobile Hydraulic Power Units: 330C, 330D, 330D L, 336D L, 345C L, 349E L HVG

Caterpillar Loggers / Shovels: 345C

Caterpillar Wheeled Excavators: W345C MH

Replaces Part Number(s):

1915644, 191-5644

New aftermarket replacement part - not remanufactured, not used.