Oil Seal 990321 for Caterpillar Equipment

The 990321 oil seal is a seal-lip type spare part used in Caterpillar equipment. It is identified in the equipment parts catalog as SEAL-LIP TYPE and is used on track-type tractors and excavators within the listed model series.

This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

Fitment

The oil seal is listed for the following Caterpillar equipment types, models, and series:

• Track-Type Tractor
• D7G Track-Type Tractor
• Excavator
• L 315B Excavator
• L 315C Excavator
• 315D Excavator
• L 316E Excavator
• L 317 Excavator
• N 317-A Excavator
• 317-A N Excavator
• 317B Excavator
• L 317B LN Excavator
• 318B Excavator
• 318B N Excavator
• E110B Excavator
• E120B Excavator
• 311 Excavator
• 311B Excavator
• 311C Excavator
• 311D LRR Excavator
• 312 Excavator
• 312B Excavator
• 312B L Excavator
• 312C Excavator
• 312C L Excavator
• 312D Excavator
• 312D L Excavator
• 312D2 Excavator
• 312D2 GC Excavator
• 312D2 L Excavator
• 312E Excavator
• 312E L Excavator
• 313B Excavator
• 313D Excavator
• 313D2 Excavator
• 313D2 LGP Excavator
• 314C Excavator
• 314D CR Excavator
• 314D LCR Excavator
• 314E CR Excavator
• 314E LCR Excavator

Cross-reference numbers

The following identifiers are associated with the 990321 oil seal:

Specifications