

305 Integral Manifold
SKU: 0305R
2-, 3-, or 5-valve integral manifold that bolts factory-direct to the Coplanar transmitter flange (3051C, 2051C, or 3051S). 316 SST or Alloy C-276 body with PTFE or graphite-based packing. Selected via the S5 process-connection code on the host transmitter. Pairs with the R305 Enhanced (Pressure-Lock) variant for sites that need the rebuildable valve seat.
Contact us for pricing on this product.
2-, 3-, or 5-valve integral manifold that bolts factory-direct to the Coplanar transmitter flange (3051C, 2051C, or 3051S). 316 SST or Alloy C-276 body with PTFE or graphite-based packing. Selected via the S5 process-connection code on the host transmitter. Pairs with the R305 Enhanced (Pressure-Lock) variant for sites that need the rebuildable valve seat.
The Rosemount 305 Integral Manifold # 0305R is manufactured by Rosemount. Valley Instrument Service is an authorized Rosemount dealer offering full sales support, NIST-traceable calibration, and expert technical assistance.
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Contact Us or Call (661) 327-8681Configure Your Rosemount 305 Integral Manifold
Factory-assembled, leak-tested integral 2- or 3-valve manifold for direct mounting to Rosemount 3051C, 2051C, or 3144P transmitters. Coplanar or traditional flange styles. Common manifold pairing for differential pressure flow and level applications.
Required Specifications
5 of 5 selected- Manifold Style:
- CCoplanar
- Manifold Type:
- 65-Valve Natural Gas Metering Pattern+$661.28
- Process Connection:
- B1/2-14 NPT Female
- Packing Material:
- 1PTFE
- Valve Seat:
- 1Integral
Rosemount is configurator-heavy and quote-only. Valley Instrument verifies option compatibility, lead time, and pricing before confirming your order.
Related Products

304 Conventional Manifold
2-, 3-, or 5-valve conventional manifold for inline mounting between the process and the transmitter. Traditional or wafer style, 316 SST / Alloy 400 / CS body. Configured to assemble factory-direct to a 2051 or 3051 transmitter (selected via S6 / A12 / A22 process connection on the transmitter).

306 In-Line Manifold
Traditional in-line integral manifold that screws factory-direct to an in-line pressure transmitter (3051T / 3051HT / 2051T) or pressure gauge via NPT threads. Block-and-bleed, two-valve, or ASME B31-compliant two-valve configurations. 316 SST workhorse plus Alloy C-276 / Alloy 400 / Alloy 625 / Super Duplex SST options for aggressive service. Pairs with the R306 Enhanced (Pressure-Lock) variant for sites that need a rebuildable valve seat.

R305 Enhanced Integral Manifold
Enhanced Integral Manifold with the Pressure-Lock valve and two-piece stem design — exclusive to the R305/R306 lines. 2-, 3-, or 5-valve Coplanar mount that bolts directly to a 3051C, 2051C, or 3051S transmitter. 316/316L SST body only with ½-14 NPT female process connections; PTFE or graphite packing; optional NACE-compliant wetted materials and P2 cleaning for special services.

R306 Enhanced In-Line Manifold
Enhanced in-line manifold with the Pressure-Lock valve and two-piece stem design — exclusive to the R305/R306 lines. Screws factory-direct to an in-line pressure transmitter (3051T / 3051HT / 2051T) or pressure gauge via NPT threads. Block-and-bleed or two-valve configurations. 316 SST body only with ½-14 or ¾-14 NPT process connections; PTFE or graphite packing.
