The YORK piston performs critical thermodynamic work by compressing refrigerant gas within the cylinder. Maintaining optimal pressure differentials requires these components to withstand high thermal loads. Failure to replace worn units causes severe efficiency losses and potential compressor damage in your industrial system.
Our catalog features OEM-cross-referenced replacement units guaranteed to fit your equipment perfectly. These precision-engineered parts restore original displacement and sealing performance. Secure your system’s reliability with durable, compatible components designed for long-term operational stability.
| Ralco P/N | Description | Compressor | OEM P/N | Models | Add | |
|---|---|---|---|---|---|---|
PST9000 | PISTON ALUMINIO + BULON SIN SEGMENTOS *JS-C+D+E+F+JG+JK+JL+P* / ALUMINIUM PISTON BARE + PIN 95X41.2X92 REF-064-46538-000 | YORK 06446538 06446538000 | JG 43 / 44JG 63 / 64JG 83 / 84 | |||
PST9001 | PISTON ACERO SIN SEGMENTOS + BULON *A+B* REF-064-21653 | YORK 06421653 | JS A / B / C / D 43 / 44JS A / B / C / D 53 / 54JS A / B / C / D 63 / 64JS A / B / C / D 73 / 74JS A / B / C / D 83 / 84 | |||
PST9009 | PISTON COMPLETO *JS+JH+JK+JL+JG+PC* / PISTON ASSY REF-364-46757 | YORK 36446757 | ||||
PST9200 | PISTON ALUMINIO + BULON YORK 2-5/8" *FS-62+H92+SS* / PISTON + PIN 66.5X39.7X82.5 REF-365-24141-000 + 665-24141-000 | YORK 36524141000 66524141000 | ||||
PST9200X | PISTON ALUMINIO + BULON YORK 2-5/8" *FS-62+H92+SS* SEMI ACAVADO / PISTON + PIN 66.5X39.7X82.5 RAW / SEMI-FINISHED REF-365-24141-000 + 665-24141-000 ( | YORK | ||||
PST9200X010 | PISTON ALUMINIO + BULON YORK 2-5/8" *FS-62+H92+SS* / PISTON + PIN 66.5X39.7X82.5 + 010" + 0.25 MM OVERSIED REF-365-24141-000 + 665-24141-000X010 | YORK 36524141000 36524141000X10 66524141000X010 | ||||
PST9300 | PISTON ACERO FIT *Y-53 + REFRACSA* / CAST IRON PISTON & PIN REF- 364-00364-000 | YORK 36400364000 | ||||
PST9400 | PISTON *Z* *H + K + N + S* D = 69MM REF-065-25226-000 + 65-25226 + 665-25315-000 | YORK 66525315000 06525226000 6525226 06525226 | ZAZB | |||
PST9401 | PISTON *Z* *J + M + R + W* D = 74 MM REF-065-25239-000 + 065-25239 | YORK 06525239000 06525239 | ZBZA | |||
PST9500 | PISTON COMPLETO FIT *RW-84-A* / PISTON WITH PIN + RINGS & LOCKS | YORK | ||||
PST9501 | PISTON COMPLETO FIT *R* / PISTON WITH PIN + RINGS & LOCKS BBC YORK REF-364-37001-000 | YORK 36437001000 06427283 | ||||
PST99360 | PISTON FIT *3-3/4 X 3* REF-064-00360-000 | YORK 06400360 06400360000 |