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121550-35111 Marine
GASKET 18
121550-35111 — Affiliate Parts Search
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Interchangeable OEM parts
Other part numbers in the same interchange cluster.
Aftermarket equivalents cross-ref
Different part numbers claimed interchangeable by third-party sources — not OEM, verify before ordering.
| Equivalent P/N | Brand | Description | Source | Confidence |
|---|---|---|---|---|
| DIN 7603 M18 | DIN 7603 / Cu | copper sealing washer M18 (probable) · Yanmar 'GASKET 18' numeric gasket = probable copper sealing washer M18; verify | fullerfasteners.com | likely |