Lug Type Dual Check Valve
| Retainer Type ( C Type ) | |||
| No. | Parts Name | Q'ty | Remarks |
| 1 | Body | 1 | |
| 2 | Plate | 2 | |
| 3 | Seat | 1 | |
| 4 | Spring | 2 | 1-1/2"(40A) to 22"(550A) |
| 4 | 24"(600A) & Larger size | ||
| 5 | Hinge Pin | 1 | |
| 6 | Stop Pin | 1 | |
| 7 | Body Bearing | 2 | |
| 8 | Plate Bearing | 2 | |
| 9 | Spring Bearing | 3 | 1-1/2"(40A) to 22"(550A) |
| 5 | 24"(600A) & Larger size | ||
| 10 | Stabilizer | 4 | For Rubber Seat Valve only |
| 11 | Retainer | 4 | |
| 12 | Eye Bolt | 1/2 | 8"(200A) & Larger size |
| 13 | Sleeve | 2 | 24"(600A) & Larger size |
| Retainer Type ( G Type ) | |||
| No. | Parts Name | Q'ty | Remarks |
| 1 | Body | 1 | |
| 2 | Plate | 2 | |
| 3 | Seat | 1 | |
| 4 | Spring | 2 | 1-1/2"(40A) to 22"(550A) |
| 4 | 24"(600A) & Larger size | ||
| 5 | Hinge Pin | 1 | |
| 6 | Stop Pin | 1 | |
| 7 | Body Bearing | 2 | |
| 8 | Plate Bearing | 2 | |
| 9 | Spring Bearing | 3 | 1-1/2"(40A) to 22"(550A) |
| 5 | 24"(600A) & Larger size | ||
| 10 | Adjust Plate | 2 | |
| 11 | Spring Washer | 2 | |
| 12 | Fix Ring | 1 | |
| 13 | Sleeve | 2 | 24"(600A) & Larger size |
| 14 | Eye Bolt | 1/2 | 8"(200A) & Larger size |
| NPS | Class | Ø A | Ø C | L | E | P.C.D. | Stud | L1 | Approx. WT (kgs) | ||
| No. | Dia. | FF/RF | RJ | ||||||||
| 2" (50A) | 10K | 155 | 62 | 60 | - | 120.0 | 4 | M16 | 145 | - | 6.0 |
| 20K | 155 | 62 | 60 | - | 120.0 | 8 | M16 | 150 | - | 6.0 | |
| 150LB | 150 | 62 | 60 | - | 120.7 | 4 | 5/8" | 150 | - | 7.0 | |
| 300LB | 165 | 62 | 60 | - | 127.0 | 8 | 5/8" | 165 | - | 8.0 | |
| 600LB | 165 | 62 | 60 | - | 127.0 | 8 | 5/8" | 170 | 185 | 8.0 | |
| 900LB | 215 | 62 | 70 | - | 165.1 | 8 | 7/8" | 220 | 235 | 16.0 | |
| 1500LB | 215 | 62 | 70 | - | 165.1 | 8 | 7/8" | 220 | 235 | 16.0 | |
| 2500LB | 235 | 62 | 70 | - | 171.4 | 8 | 1" | 250 | 265 | 19.0 | |
| 3" (80A) | 10K | 185 | 90 | 73 | 4 | 150.0 | 8 | M16 | 160 | - | 11.0 |
| 20K | 200 | 90 | 73 | 9 | 160.0 | 8 | M20 | 175 | - | 13.0 | |
| 150LB | 190 | 90 | 73 | 5 | 152.4 | 4 | 5/8" | 170 | - | 12.0 | |
| 300LB | 210 | 90 | 73 | 9 | 168.3 | 8 | 3/4" | 195 | - | 14.0 | |
| 600LB | 210 | 90 | 73 | 9 | 168.3 | 8 | 3/4" | 200 | 215 | 14.0 | |
| 900LB | 240 | 90 | 83 | 19 | 190.5 | 8 | 7/8" | 230 | 245 | 25.0 | |
| 1500LB | 265 | 90 | 83 | 19 | 203.2 | 8 | 1-1/8" | 275 | 290 | 29.0 | |
| 2500LB | 305 | 90 | 86 | 19 | 228.6 | 8 | 1-1/4" | 320 | 340 | 38.0 | |
| 4" (100A)) | 10K | 210 | 115 | 73 | 18 | 175.0 | 8 | M16 | 160 | - | 17.0 |
| 20K | 225 | 115 | 73 | 18 | 185.0 | 8 | M20 | 180 | - | 21.0 | |
| 150LB | 230 | 115 | 73 | 18 | 190.5 | 8 | 5/8" | 180 | - | 19.0 | |
| 300LB | 255 | 115 | 73 | 18 | 200.0 | 8 | 3/4" | 200 | - | 23.0 | |
| 600LB | 275 | 115 | 79 | 27 | 215.9 | 8 | 7/8" | 225 | 240 | 30.0 | |
| 900LB | 290 | 115 | 102 | 26 | 235.0 | 8 | 1-1/8" | 285 | 300 | 45.0 | |
| 1500LB | 310 | 115 | 102 | 26 | 241.3 | 8 | 1-1/4" | 310 | 325 | 51.0 | |
| 2500LB | 355 | 115 | 105 | 23 | 273.0 | 8 | 1-1/2" | 370 | 395 | 69.0 | |
| 5" (125A) | 10K | 250 | 141 | 86 | 27 | 210.0 | 8 | M20 | 185 | - | 24.0 |
| 20K | 270 | 141 | 86 | 27 | 225.0 | 8 | M22 | 200 | - | 26.0 | |
| 150LB | 255 | 141 | 86 | 27 | 215.9 | 8 | 3/4" | 200 | - | 25.0 | |
| 300LB | 280 | 141 | 86 | 27 | 235.0 | 8 | 3/4" | 220 | - | 29.0 | |
| 600LB | 330 | 141 | 105 | 29 | 266.7 | 8 | 1" | 270 | 285 | 39.0 | |
| 6" (150A) | 10K | 280 | 170 | 98 | 29 | 240.0 | 12 | M20 | 200 | - | 29.0 |
| 20K | 305 | 170 | 98 | 29 | 260.0 | 12 | M22 | 215 | - | 41.0 | |
| 150LB | 280 | 170 | 98 | 29 | 241.3 | 8 | 3/4" | 215 | - | 32.0 | |
| 300LB | 320 | 170 | 98 | 29 | 269.9 | 12 | 3/4" | 235 | - | 45.0 | |
| 600LB | 355 | 170 | 136 | 35 | 292.1 | 12 | 1" | 310 | 325 | 81.0 | |
| 900LB | 380 | 170 | 159 | 36 | 317.5 | 12 | 1-1/8" | 365 | 380 | 115.0 | |
| 1500LB | 395 | 170 | 159 | 36 | 317.5 | 12 | 1-3/8" | 430 | 450 | 119.0 | |
| 2500LB | 485 | 170 | 159 | 36 | 368.3 | 8 | 2" | 515 | 540 | 184.0 | |