Two metal hose adapters/fittings side by side: a threaded female coupling with a teal gasket on the left and a knurled, push-fit male connector with an O-ring on the right.
Nominal Diameter 6mm

749 Series | Straight Through Quick Release Couplings & Plugs

The 749 Series is a 6mm straight through quick release coupling for temperature control circuits on mould cooling lines in injection presses. No valve for full unrestricted flow. Knurled locking rings for easier disconnection. BSPP male thread coupling with hose tail plug options.

Line drawing of a cylindrical connector with a knurled grip, three side holes, and the number 749; shows Ø10.15 and total height 23.5.

Male Thread BSPP Coupling

Part Number Length Diameter Thread sort_group
749CNMT18BXN 29mm 17mm 1/8" 10
749CNMT14BXN 30mm 17mm 1/4" 10

Hosetail Plug

Part Number Length Diameter Hosetail sort_group
749CNHT06BXN 33mm 17mm 6mm 1
749CNHT08BXN 33mm 17mm 8mm 1

Advantages

  • Knurled locking rings for easier grip.

Technical Specifications

Coupling Specifications

Valve Body: Brass (MS 58) Nickel Plated

Plug Specifications

Plug Body: Brass (MS 58) Nickel Plated

Sleeve: Brass (MS 58) Nickel Plated

Locking Balls: Stainless Steel 301

Seals: NBR

Working Limits

Working Temperature

-20°C to +100°C (NBR) | -40°C to +130°C (EPDM) | -15°C to +200°C (Viton)

Working Pressure

10 Bar (safety factor 4:1)

Maximum static working pressure with safety factor 4:1

Interchangeability

Interchangeable With:

No interchangeables listed.

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