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Weihrauch HW 35 Piston Seal Adapter 8622. Converts older leather piston seals to the modern synthetic piston seal.
The Weihrauch HW 35 Piston Seal Adapter 8622 is designed for older HW 35 air rifles originally fitted with a leather piston seal. This precision-machined steel adapter allows the installation of the modern synthetic piston seal (Part No. 9069), improving durability, compression, and long-term reliability.
Leather piston seals require regular maintenance and lubrication. As they age, they can dry out, harden, or deteriorate, resulting in a loss of compression and reduced performance. By installing this adapter, older HW 35 rifles can be upgraded to the latest synthetic sealing system, providing improved sealing performance and reduced maintenance.
Manufactured from high-quality steel and machined to precise dimensions, the 8622 adapter ensures an accurate fit inside the original piston. It is the ideal solution when restoring or servicing an early Weihrauch HW 35.
Compatible with:
Recommended for use with: