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Home > Couplers & Adapters > Polypropylene, Heavy-Duty
Choose a sub category:
A Style, Male Adapter/Female Thread B Style, Female Coupler/Male Thread
C Style, Female Coupler/Hose Shank D Style, Female Coupler/Female Thread
E Style, Male Adapter/Hose Shank F Style, Male Adapter/Male Thread
DC Style, Female Coupler Cap DP Style, Male Adapter Plug
Heavy-Duty Polypropylene Couplers and Adapters
  • Extra thick walls, extra strength
  • Safety Latches available on all couplers and dust caps ranging in size from 1-1/4˝ to 3˝ .
  • Manufactured from glass-reinforced polypropylene for stability, strength and toughness
  • All couplers feature stainless steel handles & pins
  • EPDM gaskets furnished as standard. Buna-N, Viton® and Nitrile also available
  • Interchangeable with other couplers and adapters manufactured to MIL-spec
  • Chemical resistant to most acids (Refer to chemical resistance tables for specific recommendation)
  • Temperature range from 10° F to 180° F
British thread also available. Contact customer service.

Size Operating Pressure
1/2”-2” 125 psi max @ 70° F
3” 100 psi max @ 70° F
4” 75 psi max @ 70° F

To prevent accidental opening fully engage and secure handles prior to pressurizing.
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