
DESIGN FEATURES
- API 609 Category A Compliant
- MSS SP67 Type 1 Compliant
- API 598 Certified
- NSF 61 & NSF 372 Certified
- ISO 5211 Mounting Pad
- Pinless Stem to Disc Design
- Dead End Service
- Lever & Gear Operator
- 250 – 300 PSI Pressure Rating (up through 24″)
| Sizes | 2" - 24" | |
| Ends | Figure # | |
| Series | Lug | 4833, 4832 |
| Wafer | 4133, 4132 | |
| Operator | Lever & Gear | |
| Pressure | 300 PSI Rated (up through 24") | |
| Dead End Service | 300 PSI through 12" | |
| 250 PSI through 14" - 24" | ||
| *200 PSI through 14" - 24" for Viton Vulcanized Seat | ||
| Disc Material Offerings | Ductile Iron with Ni-Coating; 316 Stainless Steel; Aluminum Bronze | |
| Vulcanized Seat Offerings | EPDM; Buna-N, Viton* | |
| Design Standard | API 609 Category A / MSS SP67 Type 1 Compliant | |
| Pinless Stem to Disc Design | ||
| End Design | ASME B16.42 | |
| Top Flange | ISO 5211 | |
| Test Standard | API 598 Certified | |
| Potable Water & Lead Free | NSF 61 & NSF 372 Certified | |

| ITEM | PARTS | MATERIAL |
|---|---|---|
| 1 | BODY | DI |
| 2 | SEAT | EPDM / BUNA |
| 3 | DISC | DI / SS316 / AL-BRONZE |
| 4 | STEM | 2 - 14": SS420; ONE-PIECE STEM DESIGN |
| 16" - 24": SS420; TWO-PIECE STEM DESIGN | ||
| 5 | O-RING | EPDM / BUNA |
| 6 | BUSHING | NYLON 1010 |
| 7 | HEX BOLT | CARBON STEEL |
| 8 | LEVER/GEAR | DI |

| ITEM | PARTS | MATERIALS |
|---|---|---|
| 1 | BODY | DI |
| 2 | SEAT | VITON |
| 3 | DISC | DI / SS316 / AL-BRONZE |
| 4 | STEM | 22420 |
| 5 | O-RING | VITON |
| 6 | BUSING | NYLON 1010 |
| 7 | HEX BOLT | CARBON STEEL |
| 8 | LEVER/GEAR | DI |

| INCH | A | B | C | V | ØD | ØD1 | N-M | BOLT LENGTH | Ø3 | ØE | ØF | S | Ø2 | LEVER/GEAR | T | G | TORQUE | ||
| GEAR | L | WEIGHT LBS | DRY/IN. LBS | WET/IN. LBS | |||||||||||||||
| 2 | 5.53 | 2.54 | 1.69 | 1.18 | 2.12 | 4.744 | 4-5/8"-11 | 4.44 | 5.9 | 2.756 | 0.39 | 0.35 | - | 10.5/6.22 | 6.94/11.72 | - | - | 251 | 156 |
| 2.5 | 6.02 | 2.83 | 1.81 | 1.16 | 2.57 | 5.492 | 4-5/8"-11 | 4.81 | 5.9 | 2.756 | 0.39 | 0.35 | - | 10.5/6.22 | 7.99/12.76 | - | - | 338 | 178 |
| 3 | 6.2 | 3.38 | 1.81 | 1.18 | 3.14 | 6.004 | 4-5/8"-11 | 5.06 | 5.9 | 2.756 | 0.39 | 0.35 | - | 10.5/6.22 | 8.72/13.49 | - | - | 452 | 239 |
| 4 | 6.93 | 3.94 | 2.05 | 1.18 | 4.13 | 7.5 | 8-5/8"-11 | 5.3 | 5.9 | 2.756 | 0.39 | 0.43 | - | 10.5/6.22 | 10.97/15.75 | - | - | 753 | 412 |
| 5 | 7.52 | 4.41 | 2.2 | 1.18 | 5.12 | 8.504 | 8-3/4"-10 | 5.45 | 5.9 | 2.756 | 0.39 | 0.55 | - | 10.5/6.22 | 13.42/18.19 | - | - | 641 | 1118 |
| 6 | 7.97 | 5.04 | 2.2 | 1.18 | 6.14 | 9.508 | 8-3/4"-10 | 5.7 | 5.9 | 2.756 | 0.39 | 0.55 | - | 10.5/6.22 | 17.39/22.18 | - | - | 1056 | 1802 |
| 8 | 9.59 | 6.38 | 2.36 | 1.57 | 8.14 | 11.752 | 8-3/4"-10 | 6.11 | 11.8 | 4.016 | 0.47 | 0.67 | - | 14.01/9.41 | 31.55/44.55 | - | - | 1988 | 3416 |
| 10 | 10.75 | 7.64 | 2.68 | 1.57 | 9.97 | 14.252 | 12-7/8"-9 | 6.68 | 11.8 | 4.016 | 0.47 | 0.87 | - | 19.3/9.41 | 44.12/57.09 | - | - | 3345 | 5685 |
| 12 | 12.24 | 8.78 | 3.07 | 1.57 | 11.88 | 17.008 | 12-7/8"-9 | 7.32 | 11.8 | 4.016 | 0.47 | 0.87 | - | 19.3/9.01 | 64.6/84.29 | - | - | 8273 | 5074 |
| 14 | 13.39 | 10.51 | 3.07 | 1.77 | 13.15 | 18.74 | 12-1"-8 | 7.57 | 11.8 | 4.921 | 0.55 | - | 1.244 | 9.01 | 106.15 | 0.87 | 1.244 | 6327 | 9491 |
| 16 | 15.75 | 12.6 | 4.02 | 1.89 | 15.34 | 21.24 | 16-1/8" | 8.77 | 14.96 | 5.512 | 0.71 | - | 1.307 | 11.34 | 214.34 | 1.062 | 1.307 | 8685 | 13035 |
| 18 | 16.61 | 13.58 | 4.49 | 1.89 | 17.36 | 22.756 | 16-1 1/8"-7 | 9.49 | 14.96 | 5.512 | 0.71 | - | 1.5 | 11.34 | 250.53 | 1.062 | 1.5 | 17464 | 11643 |
| 20 | 18.9 | 14.96 | 5 | 2.76 | 19.39 | 25 | 20-1 1/8"-7 | 10.5 | 11.8 | 6.496 | 0.87 | - | 1.62 | 8.46 | 349.26 | 1.26 | 1.62 | 15531 | 23307 |
| 24 | 22.13 | 17.36 | 6.06 | 2.76 | 23.34 | 29.508 | 20-1 1/4"-7 | 12.06 | 14.96 | 6.496 | 0.87 | - | 1.994 | 8.46 | 555.91 | 1.417 | 1.994 | 24285 | 36424 |

| INCH | A | B | C | V | ØD1 | N-M | BOLT LENGTH | Ø3 (GEAR) | ØE | ØF | □ S | L | WEIGHT/lbs | TORQUE DRY (in·lbs) | TORQUE WET (in·lbs) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2" | 5.53 | 2.54 | 1.69 | 1.18 | 4.744 | 4-5/8"-11 | 4.44 | 5.9 | 2.756 | 0.39 | 0.35 | 10.5 /6.22 | 6.94 /11.72 | 251 | 156 |
| 2.5" | 6.02 | 2.83 | 1.81 | 1.18 | 5.492 | 4-5/8"-11 | 4.81 | 5.9 | 2.756 | 0.39 | 0.35 | 10.5 /6.22 | 7.99 /12.76 | 338 | 178 |
| 3" | 6.2 | 3.38 | 1.81 | 1.18 | 6.004 | 4-5/8"-11 | 5.06 | 5.9 | 2.756 | 0.39 | 0.35 | 10.5 /6.22 | 8.72 /13.49 | 452 | 239 |
| 4" | 6.93 | 3.94 | 2.05 | 1.18 | 7.5 | 8-5/8"-11 | 5.3 | 5.9 | 2.756 | 0.39 | 0.43 | 10.5 /6.22 | 10.97 /15.75 | 753 | 412 |
| 5" | 7.52 | 4.41 | 2.2 | 1.18 | 8.504 | 8-3/4"-10 | 5.45 | 5.9 | 2.756 | 0.39 | 0.55 | 10.5 /6.22 | 13.42 /18.19 | 1118 | 641 |
| 6" | 7.97 | 5.04 | 2.2 | 1.18 | 9.508 | 8-3/4"-10 | 5.7 | 5.9 | 2.756 | 0.39 | 0.55 | 10.5 /6.22 | 17.39 /22.18 | 1802 | 1056 |
| 8" | 9.59 | 6.38 | 2.36 | 1.57 | 11.752 | 8-3/4"-10 | 6.11 | 11.8 | 4.016 | 0.47 | 0.67 | 14.01 /9.41 | 31.55 /44.55 | 3416 | 1988 |
| 10" | 10.75 | 7.64 | 2.68 | 1.57 | 14.252 | 12-7/8"-9 | 6.68 | 11.8 | 4.016 | 0.47 | 0.87 | 19.3 /9.41 | 44.12 /57.091 | 5685 | 3345 |
| 12" | 12.24 | 8.78 | 3.07 | 1.57 | 17.008 | 12-7/8"-9 | 7.32 | 11.8 | 4.016 | 0.47 | 0.87 | 19.3 /9.01 | 64.6 /84.29 | 8273 | 5074 |
- OVC Resilient Seated Butterfly Valve Design Comparison Chart
- IOM Manual (Contact Us)
- Data Sheet (Contact Us)
- General Assembly Drawing (GAD) (Contact Us)

OVC General Products Catalog
Created as a desktop reference manual, our OVC General Products catalog provides an in-depth look at our entire product line, complete with design details and the registration numbers needed to get accurate quotes with our sales team or buy online at iValco.com.
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