➤ Series 51 Body Style → Wafer

➤ Series 53 Body Style → U Section Wafer (Lugs drilled not tapped)

➤ Body → CI, DI, CS

➤ Disc → Nylon Ductile Iron (NDI), Aroxy Ductile Iron (ADI), CF8M

➤ Stem → 410 SS, 316 SS, CS BS 970

➤ Seat → EPDM, Buna-N, FKM, Silicone

➤ Size Range → 26" to 40“ (DN 650 to 1000)

➤ Pressure Rating → 150 PSIG (PN 10)

➤ Design Standard → API 609, BS EN 593

➤ Testing Standard → API 598, BS EN 12266-1

✔ ISO 5211 top plate for direct mounting of a wide range of actuators, handles, and gears

✔ Heavy duty bronze sleeve bearing reduces friction and torque

✔ High strength disc with hand polished disc edge and hubs

✔ Thick bronze bushing absorbs actuator side thrusts

✔ Bronze vertical thrust bearing eliminates disc displacement due to weight of stem and disc

✔ Blowout proof stem retention offers easy assembly and disassembly

✔ Bi-directional U-cup stem seal

✔ Heavy duty, one-piece epoxy coated body

✔ Center-LOK® peroxide cured seat

✔ Double molded O-rings provide upper and lower secondary seals