Southwest Bomco F-1300 Piston and Liner
| PISTONS | LINERS | LINER SEALS | ||||||
| SIZE | FAIL-SAFE | DUAL-DURO® | BLACK CAT | GRAYLOY® | ZIRCONIA | RUBBER | URETHANE | |
| 4″ | 76BFS | 76BDD | 76BBC | 6390G06 | AJ0428S | AJ0428SU | ||
| 4 1/4″ | 77BFS | 77BDD | 77BBC | 6390G07 | AJ0428S | AJ0428SU | ||
| 4 1/2″ | 78BFS | 78BDD | 78BBC | 6390G08 | AJ0428S | AJ0428SU | ||
| 4 3/4” | 79BFS | 79BDD | 79BBC | 6390G09 | AJ0428S | AJ0428SU | ||
| 5″ | 81BFS | 81BDD | 81BBC | 6390G1 | 6390ZIR1 | AJ0428S | AJ0428SU | |
| 5 1/4″ | 82BFS | 82BDD | 82BBC | 6390G2 | AJ0428S | AJ0428SU | ||
| 5 1/2″ | 83BFS | 83BDD | 83BBC | 6390G3 | 6390ZIR3 | AJ0428S | AJ0428SU | |
| 5 3/4” | 84BFS | 84BDD | 84BBC | 6390G4 | AJ0428S | AJ0428SU | ||
| 6″ | 85BFS | 85BDD | 85BBC | 6390G5 | 6390ZIR5 | AJ0428S | AJ0428SU | |
| 6 1/4″ | 86BFS | 86BDD | 86BBC | 6390G6 | AJ0428S | AJ0428SU | ||
| 6 1/2″ | 87BFS | 87BDD | 87BBC | 6390G7 | 6390ZIR7 | AJ0428S | AJ0428SU | |
| 6 3/4” | 88BFS | 88BDD | 88BBC | 6390G8 | AJ0428S | AJ0428SU | ||
| 7″ | 89BFS | 89BDD | 89BBC | 6390G9 | 6390ZIR9 | AJ0428S | AJ0428SU | |
| 2-PIECE STUDDED PISTON ROD ASSEMBLY | ||||||||
| COMPLETE ASSEMBLY | PISTON ROD | CONNECTING STUD | SUB ROD | |||||
| | 6284-25A | 6278-25 | 1290-2 | 6284-1 | | |||||
| NOTE: DUAL-DURO® AND GRAYLOY® ARE REGISTERED TRADEMARKS OF SOUTHWEST® OILFIELD PRODUCTS. | ||||||||