Quick Disconnects consist of 2 separate parts. The plug (male half) and the coupler (female half). Each part is ordered individually. The quick-disconnects described here:
  - have chemical and heat-resistant Viton seals rated to 400°F continuous
  - are designed for vacuum and medium pressure service
  - are internally valved for instant flow on connect, positive shut-off on disconnect
  - are made from heat-treated zinc dichromate-plated steel or stainless steel
  - are available in 1/4", 3/8", 1/2" NPT .

QD11 Plugs - Female NPT
These popular Quick Disconnect Plugs have Female NPT.
  #110504 - 1/4" FNPT,  Plated Steel
  #110506 - 3/8" FNPT,  Plated Steel
  #110508 - 1/2" FNPT,  Plated Steel
  #118504 - 1/4" FNPT,  Stainless Steel
  #118506 - 3/8" FNPT,  Stainless Steel

QD11 Plugs - Male NPT
For those needing a Quick Disconnect Plug with Male NPT we install a Hex Nipple to our standard QD11 Plug.
  #110514 - 1/4" MNPT,  Plated Steel
  #110516 - 3/8" MNPT,  Plated Steel
  #110518 - 1/2" MNPT,  Plated Steel
  #118514 - 1/4" MNPT,  Stainless Steel
  #118516 - 3/8" MNPT,  Stainless Steel

QD11 Couplers - Female NPT
These popular Quick Disconnect Couplers have Female NPT.
  #111504 - 1/4" FNPT,  Plated Steel
  #111506 - 3/8" FNPT,  Plated Steel
  #111508 - 1/2" FNPT,  Plated Steel
  #119504 - 1/4" FNPT,  Stainless Steel
  #119506 - 3/8" FNPT,  Stainless Steel

QD11 Couplers - Male NPT
For those needing a Quick Disconnect Coupler with Male NPT we install a Hex Nipple to our standard QD11 Plug.
  #111514 - 1/4" MNPT,  Plated Steel
  #111516 - 3/8" MNPT,  Plated Steel
  #111518 - 1/2" MNPT,  Plated Steel
  #119514 - 1/4" MNPT,  Stainless Steel
  #119516 - 3/8" MNPT,  Stainless Steel

QD10 SERIES

QD10 Plugs - Female NPT
  #100504 - 1/4" FNPT,  Plated Steel
  #100506 - 3/8" FNPT,  Plated Steel
  #100508 - 1/2" FNPT,  Plated Steel
  #108504 - 1/4" FNPT,  Stainless Steel
  #108506 - 3/8" FNPT,  Stainless Steel

QD10 Plugs - Male NPT
  #100514 - 1/4" MNPT,  Plated Steel
  #100516 - 3/8" MNPT,  Plated Steel
  #100518 - 1/2" MNPT,  Plated Steel
  #108514 - 1/4" MNPT,  Stainless Steel
  #108516 - 3/8" MNPT,  Stainless Steel

QD10 Couplers - Female NPT
  #101504 - 1/4" FNPT,  Plated Steel
  #101506 - 3/8" FNPT,  Plated Steel
  #101508 - 1/2" FNPT,  Plated Steel
  #109504 - 1/4" FNPT,  Stainless Steel
  #109506 - 3/8" FNPT,  Stainless Steel

QD10 Couplers - Male NPT
  #101514 - 1/4" MNPT,  Plated Steel
  #101516 - 3/8" MNPT,  Plated Steel
  #101518 - 1/2" MNPT,  Plated Steel
  #109514 - 1/4" MNPT,  Stainless Steel
  #109516 - 3/8" MNPT,  Stainless Steel