Is the Bulkhead socket for hose quick-connector, polypropylene, HFC series DN 12.7 compatible with common chemicals and safe at working pressure up to 4.2 bar?

Yes. The Bulkhead socket for hose quick-connector, polypropylene, HFC series DN 12.7 is suitable for common chemicals and is safe to use at working pressures up to 4.2 bar, provided the chemicals and service conditions fall within the materials and limits specified: polypropylene body, EPDM o-ring sealing, operating temperature 0Â°C to +71Â°C. Applications listed (chemical photographic processes, battery/accumulator filling, sprayers, pneumatic systems, non-freezing liquids) indicate chemical compatibility for many common fluids. For aggressive chemicals, fuels, strong acids/alkalis, or temperatures outside the stated range, verify chemical compatibility with polypropylene and EPDM before use.

Can the Bulkhead socket for hose quick-connector, polypropylene, HFC series DN 12.7 be rotated slightly under load to prevent hose twisting and accidental disconnection?

Yes. The Bulkhead socket for hose quick-connector, polypropylene, HFC series DN 12.7 allows slight rotation of the connected hose under load to prevent hose twisting and accidental disconnection. Designed for water, chemical and pneumatic use, it features a lightweight ergonomic body, large disconnect button, efficient valve for high flow and minimal leakage, and seals with an EPDM O-ring. Rated up to 4.2 bar and 0Â°C to +71Â°C, itâs suitable for applications like chemical processing, battery filling, sprayers and pneumatic systems.

Does the Bulkhead socket for hose quick-connector, polypropylene, HFC series DN 12.7 require specific maintenance to ensure EPDM seals remain leak-free?

Bulkhead socket for hose quick-connector, polypropylene, HFC series DN 12.7 does not require special maintenance beyond standard good-practice measures to keep EPDM seals leak-free. Recommended care: - Regular inspection: check EPDM o-ring visually for cuts, hardening, swelling or chemical attack; inspect seating surfaces and valve area for debris. - Cleaning: rinse with clean water or compatible mild detergent; avoid solvents or aggressive chemicals that degrade EPDM. - Lubrication: if needed, use a thin film of waterâcompatible, EPDMâsafe lubricant (silicone or light glycerin-based). Do not use petroleumâbased greases. - Replacement: replace the EPDM o-ring at first signs of wear or after extended service, especially if exposed to aggressive chemicals or temperatures near the limits (0Â°C to +71Â°C). - Operating limits: maintain working pressure â¤4.2 bar and operating temperature within 0â71Â°C to avoid accelerated aging of EPDM. - Installation/use: avoid twisting stresses beyond the slight rotation allowed; flush system after aggressive chemical use before reusing the coupling. Following these routine checks and gentle cleaning will preserve seal integrity and ensure leakâfree performance.

Bulkhead socket for hose quick-connector, polypropylene, HFC series DN 12.7

All products, Industrial plastic quick couplings/

Additional information

Material	P – material (plastic)

Quick-connect socket for wall mounting with hose end, with and without shut-off valve, intended for water, chemical, pneumatic installations, etc. Compared to traditional massive couplings with balls and protective sleeves, it has a very low weight. The ergonomic shape and large disconnect button enhance manipulation comfort and ease of use. The highly efficient valve allows for high flow rates and minimal leakage. This coupling also allows for slight rotations of the connected hose, preventing twisting and accidental disconnection. Applications: chemical photographic processes, battery and accumulator filling installations, sprayers, pneumatic systems, and non-freezing liquids, etc. Length L [mm] – total length. Material: polypropylene. Sealing: EPDM o-ring. Working pressure: up to 4.2 bar. Operating temperature: from 0°C to +71°C.

List of product variants

Article number	Product variant name	Nominal inner diameter	Working pressure [bar]
CC-HFV-06-PP	HFC socket DN12.7 for 3/8" hose, with valve, grooved, polypropylene	10	4.2
CC-HFV-07-PP	HFC socket DN12.7 for 1/2" hose, with valve, grooved, polypropylene	12	4.2
CC-HFV-08-PP	HFC socket DN12.7 for 5/8" hose, with valve, grooved, polypropylene	16	4.2
CC-HFV-09-PP	HFC socket DN12.7 for 3/4" hose, with valve, grooved, polypropylene	20	4.2

Quick-connect socket for wall mounting with hose end, with and without shut-off valve, intended for water, chemical, pneumatic installations, etc. Compared to traditional massive couplings with balls and protective sleeves, it has a very low weight. The ergonomic shape and large disconnect button enhance manipulation comfort and ease of use. The highly efficient valve allows for high flow rates and minimal leakage. This coupling also allows for slight rotations of the connected hose, preventing twisting and accidental disconnection. Applications: chemical photographic processes, battery and accumulator filling installations, sprayers, pneumatic systems, and non-freezing liquids, etc. Length L [mm] – total length. Material: polypropylene. Sealing: EPDM o-ring. Working pressure: up to 4.2 bar. Operating temperature: from 0°C to +71°C.