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123900-42050 Industrial
PACKING | 1S 4 tot
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Aftermarket equivalents cross-ref
Third-party equivalents (Jabsco, Sierra, WIX, Mann…) — not OEM; verify before ordering. Usually cheaper than the marine dealer.
| Equivalent P/N | Brand | Description | Source | Confidence |
|---|---|---|---|---|
| JIS B2401 S4 | JIS B2401 | S-series O-ring - JIS S4 NBR CS~1.5mm; Yanmar code PACKING | 1S 4 tot | gallagherseals.com | likely |