Quick Connect Couplings
( ISO 16028)

Quick Connect Couplings Series : CQ21


DAWSONS-TECH Series : CQ21 Stainless Steel Double shut- off flat face quick connect coupling design and manufactured to meet requirements for sealing media in chemical processing, chemical dispensing, food processing and other corrosive applications.
DAWSONS-TECH Series CQ21 Double shut-off flat face quick connect couplings are of Industries interchange design and inter changeable with ISO 16028 flat face couplings.

Features
  • Available in SS316 with fluorocarbon seals as standard.
  • Flat face design is easy to clean, reducing the inclusion of contamination inside the hydraulic circuit.
  • Prevent fluid loss during disconnection and reducing fluid spillage to the environment.
  • Easy to operate, Bidirectional flow.
  • Seal with PTFE back-up rings designed to ensure reliable and leak free sealing in high Pressure application.
  • Ball locking mechanism provide safe and reliable connections.

PRODUCT RANGE AND OPERATING PARAMETERS
  • Available Size: 1/4” to 1” pipe connection
  • Pressure Ratings: Up to 5000 PSI at CWP
  • Temperature Rating : Up to to 180o C
  • End Connections: Available with BSPP, BSPT, NPT etc. Pipe threads
APPLICATIONS
  • Chemical Processing
  • Chemical Dispensing
  • Food Processing
  • Other Corrosive Fluids and Environment
MATERIAL OF CONSTRUCTION
Sr. No.DescriptionMaterial
1SleeveSS316
2BallSS316
3Lock RingSS316
4RetainerSS316
5Face PinSS316
6‘O’ RingViton
7Spring RetainerSS316
8SpringSS316
9SpringSS316
10Backup RingPTFE
11‘O’ RingViton
12HousingSS316
13PackingPTFE
14‘O’ RingViton
15AdaptorSS316
16Plug FlowSS316
17‘O’ RingViton
18End ConnectorSS316
Sr. No.DescriptionMaterial
1PlugSS316
2Spring RetainerSS316
3Backup RingPTFE
4‘O’ RingViton
5Pusher PinSS316
6SpringSS316
7PackingPTFE
8PlugSS316
9‘O’ RingViton
10End ConnectorSS316
QUICK CONNECT COUPLING SERIES : CQ21


CONNECTION SIZE ADIMENSIONS IN MM/INCH PART NO
BCDEFGHA/F-1A/F-2 
1/4’’ BSP28.022.058.016.122.048.595.520.620.6CQ21-CP-F4RG-SSV
1.10’’0.87’’2.28’’0.63’’0.87’’1.91’’3.76’’0.81’’0.81’’
3/8’’ BSP32.026.068.019.726.055.5107.024.024.0CQ21-CP-F6RG-SSV
1.26’’1.02’’2.68’’0.78’’1.02’’2.18’’4.21’’0.94’’0.94’’
1/2’’ BSP38.128.973.519.728.959.0115.027.027.0CQ21-CP-F8RG-SSV
1.50’’1.14’’2.89’’0.78’’1.14’’2.32’’4.53’’1.06’’1.06’’
3/4’’ BSP42.038.680.524.538.675.5137.035.035.0CQ21-CP-F12RG-SSV
1.65’’1.52’’3.17’’0.96’’1.52’’2.97’’5.39’’1.37’’1.37’’
1’’ BSP48.044.8101.630.044.893.0171.041.041.0CQ21-CP-F16RG-SSV
1.89’’1.76’’4.0’’1.18’’1.76’’3.66’’6.73’’1.62’’1.62’’
1/4’’ NPT28.022.058.016.122.048.595.520.620.6CQ21-CP-F4N-SSV
1.10’’0.87’’2.28’’0.63’’0.87’’1.91’’3.76’’0.81’’0.81’’
3/8’’ NPT32.026.068.019.726.055.5107.024.024.0CQ21-CP-F6N-SSV
1.26’’1.02’’2.68’’0.78’’1.02’’2.18’’4.21’’0.94’’0.94’’
1/2’’ NPT38.128.973.519.728.959.0115.027.027.0CQ21-CP-F8N-SSV
1.50’’1.14’’2.89’’0.78’’1.14’’2.32’’4.53’’1.06’’1.06’’
3/4’’ NPT42.038.680.524.538.675.5137.035.035.0CQ21-CP-F12N-SSV
1.65’’1.52’’3.17’’0.96’’1.52’’2.97’’5.39’’1.37’’1.37’’
1’’ NPT48.044.8101.630.044.893.0171.041.041.0CQ21-CP-F16N-SSV
1.89’’1.76’’4.0’’1.18’’1.76’’3.66’’6.73’’1.62’’1.62’’
Dimensions are for reference only and subject to change without notice.