| SIZES | LINER | LINER PACKING |
| 4” | N/A | N/A |
| 4½” | KR-0255-44 | KRG-274 |
| 5” | KR-0255-50 | KRG-265 |
| 5½” | KR-0255-54 | KRG-263 |
| 6” | KR-0255-60 | KRG-261 |
| 6¼” | KR-0255-62 | KRG-283 |
| 6½” | KR-0255-64 | KRG-768 |
| 6¾” | KR-0255-66 | KRG-768 |
| Valve Cover Gasket |
| KR-61-0255 |
| SERIES | VALVE | SEAT | SPRING | URETHANE INSERT | PULLER HEAD |
| 4 WEB | KR-U5B-EH | KR-6ADD-B4 | KR-5710-115 | KR-UDD-6AB | KR-1700-6 |
| 4 WEB HIGH TEMP | KR-U5B-EHHT | KR-6ADD-B4 | KR-5710-115 | KR-UDD-6ABHT | KR-1700-6 |
| FULL OPEN | KR-6FO-V1 | KR-6FO-S4 | KR-5710-115 | KR-6FO-SI | KR-1700-6FO |
| G2 | KR-1560995 | KR-1561450 | KR-1560701 | KR-1560587 | KR-1700-6G2 |
| ROUGHNECK | KR-RN6-V1 | KR-RN6-S4 | KR-5710-115L | KR-RN6-I | KR-1700-6FO |
| Piston Size | High Temperature | Replaceable Rubber Piston | Rubber Kits | Rubber Bonded | Urethane Bonded |
| 4” | KR-RT-400 | KR-I40HK14/15 | KR-I40HK | KR-RB-400 | KR-LL-400 |
| 4½” | KR-RT-440 | KR-I44HK14/15 | KR-I44HK | KR-RB-440 | KR-LL-440 |
| 5” | KR-RT-500 | KR-I50HB14/15 | KR-I50HB | KR-RB-500 | KR-LL-500 |
| 5½” | KR-RT-540 | KR-I54HB14/15 | KR-I54HB | KR-RB-540 | KR-LL-540 |
| 6” | KR-RT-600 | KR-I60HB14/15 | KR-I60HB | KR-RB-600 | KR-LL-600 |
| 6½” | KR-RT-640 | KR-I64HL14/15 | KR-I64HL | KR-RB-640 | KR-LL-640 |
| PISTON ROD | SUB ROD | EXTENSION ROD | ROD CLAMP | PISTON ROD NUT |
| PART NUMBER | KR-0256-A | KR-0256-B | KR-16-0256 | KR-24-0256 | KR-7403364 |
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