HERCULES
Parker/Commercial Intertech 391-2881-743 Rod Seal
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Parker/Commercial Intertech 391-2881-743 Rod Seal is a cylinder rod seal available from WQC Parts.
This listing uses Hercules part number CM-391-2881-743. Catalog description: TR-NBR-2-3/4-335.
Product Details
- Hercules part number: CM-391-2881-743
- Product type: Rod seal
- Reference brand/application: Parker/Commercial Intertech
- Approximate weight: 0.018 lb
- Catalog data source: 2026 US Mobile Kit Catalog
Catalog Application Data
- Equipment type: Telehandlers
- Catalog page reference: 530
Understanding This Part
- Material code NBR: nitrile rubber (Buna-N)
The rod seal works at the cylinder head around the moving rod. Compare the rod diameter, seal outside diameter and groove width, and retain the specified seal profile when selecting a replacement.
Nitrile is also known as Buna-N. Match the compound to the specified fluid and service conditions.
Fitment Verification
Before ordering, confirm the CM-391-2881-743 reference against your OEM reference number, machine model, cylinder location, bore and rod size, pump/motor series, and serial-number range. Manufacturer names and part numbers are used for identification and fitment reference only. If you are unsure, compare the old parts, measurements, and parts-book callout before installation.