| 451 | Viking Model V-BB (Back to Back) Specific Application Attic Sprinkler | |
| 452 | Viking Intermediate Level In-Rack Sprinkler Models | |
| 453 | Viking VK598 - Upright Sprinkler (Storage-Specific Application) (K25.2) | |
| 454 | Viking VK592 - Standard Response CMSA Pendent Sprinkler (K19.6) | |
| 455 | Viking VK540 - Standard Response High Challenge® Upright Sprinkler CMSA (K11.2) | |
| 456 | Viking VK514 - ESFR Pendent Sprinkler (K28) | |
| 457 | Viking VK512 - ESFR Dry Pendent Sprinkler (K25.2) | |
| 458 | Viking VK510 - ESFR Pendent Sprinkler (K25) | |
| 459 | Viking VK506 - ESFR Pendent Sprinkler (K22) | |
| 460 | Viking VK504 - ESFR Dry Pendent Sprinkler (K16.8) | |
| 461 | Viking VK503 - ESFR Pendent Sprinkler (K17) | |
| 462 | Viking VK502 - ESFR Dry Pendent Sprinkler (K14) | |
| 463 | Viking VK500 - ESFR Pendent Sprinkler (K14) | |
| 464 | Viking VK520 - ESFR Upright Sprinkler (K14) | |
| 465 | Viking VK595 - Extended Coverage Upright Sprinkler (CMDA/CMSA) (K25.2) | |
| 466 | Viking VK580 - Upright Sprinkler (Storage-Density/Area) (K16.8) | |
| 467 | Viking VK536 - ELO Pendent Sprinkler (Storage-Density/Area) (K11.2) | |
| 468 | Viking VK533 - QR ELO Fusible Element Upright Sprinkler (Storage-Density/Area) (K11.2) | |
| 469 | Viking VK531 - QR ELO Upright Sprinkler (Storage-Density/Area) (K11.2) | |
| 470 | Viking VK530 - ELO Upright Sprinkler (Storage-Density/Area) (K11.2) | |
| 471 | Viking VK617 - Microfast® EC/QREC Light Hazard ELO Fusible Element Pendent Spk (K11.2) | |
| 472 | Viking VK537 - EC/QREC Ordinary Hazard ELO Fusible Element Pendent Sprinkler (K11.2) | |
| 473 | Viking VK535 - EC/QREC Ordinary Hazard ELO Fusible Element Upright Sprinklers (K11.2) | |
| 474 | Viking VK603 - QREC Fusible Element Pendent Sprinkler (K 8.0) | |
| 475 | Viking VK613 - Microfast® HP EC/QREC Fusible Element Horizontal Sidewall Sprinkler (K5.6) | |
| 476 | Viking VK609 - Microfast® EC/QREC Fusible Element Horizontal SidewallSprinkler (K5.6) | |
| 477 | Viking VK611 - Microfast® HP EC/QREC Fusible Element Pendent Sprinkler (K5.6) | |
| 478 | Viking VK601 - QREC Fusible Element Pendent Sprinkler (K5.6) | |
| 479 | Viking VK680 - QREC Concealed Horizontal Sidewall Sprinkler (K8.0) | |
| 480 | Viking VK638-D - QREC Concealed Horizontal Sidewall Sprinkler (K8.0) | |