Premium COPELAND piston ring quality is vital for sealing the critical clearance between the piston and cylinder wall. This seal ensures high compression ratios and prevents lubricating oil from contaminating the discharge gas, which is essential for maintaining system efficiency and protecting downstream components from sludge buildup.
Our catalog below features OEM-cross-referenced replacement piston ring options that are guaranteed to fit your equipment perfectly. These durable components restore original performance specifications, ensuring reliable operation and extending the lifespan of your industrial refrigeration compressor systems.
| Ralco P/N | Description | Compressor | OEM P/N | Models | Add | |
|---|---|---|---|---|---|---|
SGM1010 | SEGMENTO *RA+RF+RB+CC-63+D2DL+DC+DD+4MF+4MA* / PISTON RING AC63.5X1.575X2.65 - 2 1/2" REF-297.2074 | COPELAND 2972074 | ||||
SGM1010X020 | SEGMENTO RA + 0.50 MM / *RA+RF+RB+CC-63+D2DL+DC+DD+4MF+4MA* / PISTON RING AC63.5X1.575X2.65 - 2 1/2" X020 | COPELAND | ||||
SGM1010X030 | KIT 2 SEGMENTOS RA + 0.75 MM / PISTON RING KIT - 0.030" OVERSIZE | COPELAND | ||||
SGM1011 | SEGMENTO GRUESO *RA* 3MM / PISTON RING THICK | COPELAND | ||||
SGM1020 | SEGMENTO FINO RH+TM+RL+CC68+4ML+4MH 68.29X1.575X2.85 / PISTON RING REF-297.2096 | COPELAND 2972096 | ||||
SGM1020X020 | SEGMENTO FINO SOBREMEDIDA + 0.5 MM RH | COPELAND | ||||
SGM1020X030 | SEGMENTO FINO SOBREMEDIDA + 0.75 MM *RH* 1.58 MM / PISTON RING OVERSIZE 030 - 1/16 | COPELAND | ||||
SGM1021 | SEGMENTO GRUESO D8RH + 8CC-68 68.3X3.17X2.4 / PISTON RING REF-2862.402 | COPELAND 2862402 | ||||
SGM1021X020 | D8RH SEGM GRUESO SOBRE + 0.5MM 3 MM + DH | COPELAND | ||||
SGM1021X030 | D8RH SEGMENTO GRUESO + 0.75 MM 3 MM + 8DH | COPELAND | ||||
SGM1030 | SEGMENTO FINO *RJ+SJ+RT+CC75* / PISTON RING 74.6X1.58 REF-297.2110 | COPELAND 2972110 | ||||
SGM1030X020 | SEGMENTO FINO SOBREMEDIDA +0.5 *D4+D6RJ* / PISTON RING OVERSIZE + 0.50 MM | COPELAND | ||||
SGM1030X030 | SEGMENTO FINO SOBREMED+0.75 RH | COPELAND | ||||
SGM1031 | SEGMENTO GRUESO *D8RJ+RR+8CC-75* 74.7X3.17X2.4 MM / PISTON RING REF-286.2413 | COPELAND 2862413 | ||||
SGM1031X020 | D8RJ SEGMENTO GRUESO + 0.5 MM + D8DJ | COPELAND |