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. Description Material
1 Sleeve SS316
2 Ball SS316
3 Lock Ring SS316
4 Retainer SS316
5 Face Pin SS316
6 ‘O’ Ring Viton
7 Spring Retainer SS316
8 Spring SS316
9 Spring SS316
10 Backup Ring PTFE
11 ‘O’ Ring Viton
12 Housing SS316
13 Packing PTFE
14 ‘O’ Ring Viton
15 Adaptor SS316
16 Plug Flow SS316
17 ‘O’ Ring Viton
18 End Connector SS316
Sr. No. Description Material
1 Plug SS316
2 Spring Retainer SS316
3 Backup Ring PTFE
4 ‘O’ Ring Viton
5 Pusher Pin SS316
6 Spring SS316
7 Packing PTFE
8 Plug SS316
9 ‘O’ Ring Viton
10 End Connector SS316
QUICK CONNECT COUPLING SERIES : CQ21


CONNECTION SIZE A DIMENSIONS IN MM/INCH PART NO
B C D E F G H A/F-1 A/F-2  
1/4’’ BSP 28.0 22.0 58.0 16.1 22.0 48.5 95.5 20.6 20.6 CQ21-CP-F4RG-SSV
1.10’’ 0.87’’ 2.28’’ 0.63’’ 0.87’’ 1.91’’ 3.76’’ 0.81’’ 0.81’’
3/8’’ BSP 32.0 26.0 68.0 19.7 26.0 55.5 107.0 24.0 24.0 CQ21-CP-F6RG-SSV
1.26’’ 1.02’’ 2.68’’ 0.78’’ 1.02’’ 2.18’’ 4.21’’ 0.94’’ 0.94’’
1/2’’ BSP 38.1 28.9 73.5 19.7 28.9 59.0 115.0 27.0 27.0 CQ21-CP-F8RG-SSV
1.50’’ 1.14’’ 2.89’’ 0.78’’ 1.14’’ 2.32’’ 4.53’’ 1.06’’ 1.06’’
3/4’’ BSP 42.0 38.6 80.5 24.5 38.6 75.5 137.0 35.0 35.0 CQ21-CP-F12RG-SSV
1.65’’ 1.52’’ 3.17’’ 0.96’’ 1.52’’ 2.97’’ 5.39’’ 1.37’’ 1.37’’
1’’ BSP 48.0 44.8 101.6 30.0 44.8 93.0 171.0 41.0 41.0 CQ21-CP-F16RG-SSV
1.89’’ 1.76’’ 4.0’’ 1.18’’ 1.76’’ 3.66’’ 6.73’’ 1.62’’ 1.62’’
1/4’’ NPT 28.0 22.0 58.0 16.1 22.0 48.5 95.5 20.6 20.6 CQ21-CP-F4N-SSV
1.10’’ 0.87’’ 2.28’’ 0.63’’ 0.87’’ 1.91’’ 3.76’’ 0.81’’ 0.81’’
3/8’’ NPT 32.0 26.0 68.0 19.7 26.0 55.5 107.0 24.0 24.0 CQ21-CP-F6N-SSV
1.26’’ 1.02’’ 2.68’’ 0.78’’ 1.02’’ 2.18’’ 4.21’’ 0.94’’ 0.94’’
1/2’’ NPT 38.1 28.9 73.5 19.7 28.9 59.0 115.0 27.0 27.0 CQ21-CP-F8N-SSV
1.50’’ 1.14’’ 2.89’’ 0.78’’ 1.14’’ 2.32’’ 4.53’’ 1.06’’ 1.06’’
3/4’’ NPT 42.0 38.6 80.5 24.5 38.6 75.5 137.0 35.0 35.0 CQ21-CP-F12N-SSV
1.65’’ 1.52’’ 3.17’’ 0.96’’ 1.52’’ 2.97’’ 5.39’’ 1.37’’ 1.37’’
1’’ NPT 48.0 44.8 101.6 30.0 44.8 93.0 171.0 41.0 41.0 CQ21-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.