Overview
Overview
PL-CKV-1M3/4FWS is the spring check valve identified on Spectra’s sea-strainer and boost-pump module. The Catalina drawing specifies 1-inch male pipe thread by 3/4-inch female pipe thread and explicitly identifies spring construction.
Match both thread sizes and the spring-equipped design when comparing replacement valves. A different check valve with similar dimensions is not established as equivalent without its opening-pressure and flow specifications.
Specifications & Contents
Specifications & Contents
| Part number | PL-CKV-1M3/4FWS |
|---|---|
| Connections | 1-inch MPT × 3/4-inch FPT |
| Construction | With spring, per manufacturer label |
| Documented location | Sea-strainer/boost-pump module |
Fits My System
Fits My System
Match the documented assembly, installed connections and hardware revision. Existing configuration records are retained below; the illustrated application does not establish universal fit.
Select your configuration to see its requirements, or open the complete reference below.
All documented configurations and requirements
Each group applies only to the listed configurations and installed hardware. Match the conditions and manufacturer references before ordering.
Documented configurations
- Bimini 300C · Connect · Match installed voltage and hardware
Bimini feed/filter/strainer/diversion plumbing. Match installed assembly, port/thread or tube dimensions, material and pressure duty; documented original arrangement only.
Documented configurations
- Catalina 340 Z · MPC 5000 · Match installed voltage and hardware
Catalina 340Z feed/boost/flush/diversion plumbing. Match installed assembly, port/thread or tube dimensions, material and pressure duty; documented original arrangement only.
Documented configurations
- Catalina 340C · Connect · 12 VDC · Compact / short membranes · CT-340C-12S
- Catalina 340C · Connect · 12 VDC · Standard / long membranes · CT-340C-12
- Catalina 340C · Connect · 24 VDC · Compact / short membranes · CT-340C-24S
- Catalina 340C · Connect · 24 VDC · Standard / long membranes · CT-340C-24
- Catalina 340C · Connect · 48 VDC · Compact / short membranes · CT-340C-48S
- Catalina 340C · Connect · 48 VDC · Standard / long membranes · CT-340C-48
Catalina Connect filter/boost/flush/diversion plumbing. Match installed assembly, port/thread or tube dimensions, material and pressure duty; documented original arrangement only.
Documented configurations
- Catalina 340R · Remote · 12 VDC · Compact / short membranes · CT-340RS-12
- Catalina 340R · Remote · 12 VDC · Standard / long membranes · CT-340R-12
- Catalina 340R · Remote · 24 VDC · Compact / short membranes · CT-340RS-24
- Catalina 340R · Remote · 24 VDC · Standard / long membranes · CT-340R-24
- Catalina 340R · Remote · 48 VDC · Compact / short membranes · CT-340RS-48
- Catalina 340R · Remote · 48 VDC · Standard / long membranes · CT-340R-48
Catalina Remote feed/filter/boost/flush plumbing. Match installed assembly, port/thread or tube dimensions, material and pressure duty; documented original arrangement only.
Documented configurations
- Farallon 1800C · Connect · 220 VAC · Standard / long membranes · FL-1800C-220
- Farallon 2800C · Connect · 220 VAC · Standard / long membranes · FL-2800C-220
Farallon Connect feed/filter/boost/flush plumbing. Match installed assembly, port/thread or tube dimensions, material and pressure duty; documented original arrangement only.
Documented configurations
- Newport 1000C · Connect · 110 VAC · Standard / long membranes · NP-1000C-110
- Newport 1000C · Connect · 220 VAC · Standard / long membranes · NP-1000C-220
- Newport 1000C · Connect · 24 VDC · Standard / long membranes · NP-1000C-24
- Newport 1000C · Connect · 48 VDC · Standard / long membranes · NP-1000C-48
- Newport 700C · Connect · 110 VAC · Standard / long membranes · NP-700C-110
- Newport 700C · Connect · 220 VAC · Standard / long membranes · NP-700C-220
- Newport 700C · Connect · 24 VDC · Standard / long membranes · NP-700C-24
- Newport 700C · Connect · 48 VDC · Standard / long membranes · NP-700C-48
Newport 700/1000 Connect feed/filter/boost/flush plumbing. Match installed assembly, port/thread or tube dimensions, material and pressure duty; documented original arrangement only.
Documented configurations
- Newport 400 Mk II-Z · MPC 5000 · Match installed voltage and hardware
Newport 400 Mk II-Z feed/boost/flush plumbing. Match installed assembly, port/thread or tube dimensions, material and pressure duty; documented original arrangement only.
Documented configurations
- Newport 400C · Connect · 12 VDC · Compact / short membranes · NP-400C-12S
- Newport 400C · Connect · 12 VDC · Standard / long membranes · NP-400C-12
- Newport 400C · Connect · 24 VDC · Compact / short membranes · NP-400C-24S
- Newport 400C · Connect · 24 VDC · Standard / long membranes · NP-400C-24
- Newport 400C · Connect · 48 VDC · Compact / short membranes · NP-400C-48S
- Newport 400C · Connect · 48 VDC · Standard / long membranes · NP-400C-48
Newport 400 Connect feed/filter/boost/flush plumbing. Match installed assembly, port/thread or tube dimensions, material and pressure duty; documented original arrangement only.