Can the Twisted coupling for pneumatic hoses with BSPT male thread, type C1 be used with soft plastic hoses at 18 bar without additional clamps?

Yes . the Twisted coupling for pneumatic hoses with BSPT male thread, type C1 is designed specifically for connecting soft plastic hoses and is rated for a working pressure of 18 bar. The described connection method (push hose onto the fitting and secure by screwing on the nut) implies an integrated hose-retention design intended to hold the hose at the specified pressure. However, safe use without additional clamps depends on a few practical factors: - Hose inner diameter must match the couplingâs barb/seat precisely for a proper interference fit. - Hose material and wall thickness must be compatible with push-on retention at 18 bar; some soft plastics can swell or deform under pressure and temperature, reducing grip. - Dynamic conditions (pulsation, vibration, axial loads) increase the risk of hose pull-off and may require mechanical clamps or safety measures. - Installation quality matters: clean, fully seated hose, correct nut torquing, and inspection. Conclusion: If you use the correct hose size and a soft plastic formulation rated for 18 bar, and the application has minimal pulsation/vibration, the Twisted coupling for pneumatic hoses with BSPT male thread, type C1 can be used without additional clamps. For any doubt, high-dynamic applications, or if hose spec is uncertain, add a clamp or consult the manufacturer for confirmation.

Is the Twisted coupling for pneumatic hoses with BSPT male thread, type C1 safe for repeated assembly/disassembly on soft plastic hoses at 18 bar?

Twisted coupling for pneumatic hoses with BSPT male thread, type C1 can be safe for repeated assembly/disassembly on soft plastic hoses at 18 bar only if certain conditions are met. The design (push-on hose secured by screw-on nut) and nickel-plated brass construction are compatible with 18 bar working pressure, but repeated assembly/disassembly can damage soft plastic hoses: repeated pushing and tightening tends to deform, abrade, or cut the hose ID/outer surface and compromise sealing. To be safe, use hoses and nuts specified by the hose manufacturer for repeated fittings, ensure proper clamp/insert support if recommended, avoid overtightening, inspect hoses regularly for cuts/deformation, and replace hoses showing wear. Without such precautions, repeated cycles at 18 bar are likely to reduce hose life and may create leak or burst risk.

Does the Twisted coupling for pneumatic hoses with BSPT male thread, type C1 require hose preparation (e.g., chamfering) for secure fit at 18 bar?

Twisted coupling for pneumatic hoses with BSPT male thread, type C1 generally does not require special hose preparation such as chamfering for a secure fit at 18 bar, provided the hose is suitable for push-on connections and in good condition. The coupling is designed for connecting soft-plastic hoses by pushing the hose onto the fitting and tightening the nut; nickel-plated brass construction and a rated working pressure of 18 bar indicate it is intended to achieve a reliable seal with the hoseâs standard cut end. However, for optimal safety and longevity, follow these practical precautions: - Ensure the hose inner diameter exactly matches the fittingâs barb dimensions; an incorrect size can compromise the seal at 18 bar. - Cut the hose squarely with a sharp blade to avoid uneven seating. - Remove any burrs or debris from the cut end; a slight chamfer (bevel) can help the hose slide onto the fitting more easily but is not strictly required if the cut is clean. - Inspect the hose for wear, hardening or cracking; soft-plastic hoses in poor condition should be replaced. - Tighten the nut to the manufacturerâs recommended torque; over- or under-tightening can cause leaks. - Where safety-critical or vibration-prone applications exist, consider using a hose clamp or a version of the coupling with an integrated clamp or crimp for added retention. In summary: Twisted coupling for pneumatic hoses with BSPT male thread, type C1 is designed to work without mandatory chamfering, but clean, square cuts and correct hose sizing. plus optional light chamfering or additional clamping in demanding conditions. improve reliability at 18 bar.

Twisted coupling for pneumatic hoses with BSPT male thread, type C1

All products, Tubular fittings/

Additional information

Material	B – brass (bronze)

BSPT type C1 external threaded socket coupling designed for connecting hoses made of soft plastics. The connection is made by pushing the hose onto the fitting and tightening it by screwing on the nut. Material: nickel-plated brass. Working pressure: 18 bar.

List of product variants

Article number	Product variant name	DN	BAR	Availability	Actions
MW-2301001	Straight connector C1, hose 6/4, GZ BSPT 1/8	-	16	In stock	Enquiry
MW-2301002	Straight connector C1, hose 6/4, GZ BSPT 1/4	-	16	In stock	Enquiry
MW-2301003	Straight connector C1, hose 8/6, GZ BSPT 1/8	-	16	In stock	Enquiry
MW-2301004	Straight connector C1, hose 8/6, GZ BSPT 1/4	-	16	In stock	Enquiry
MW-2301005	Straight connector C1, hose 8/6, GZ BSPT 3/8	-	16	In stock	Enquiry
MW-2301006	Straight connector C1, hose 10/8, GZ BSPT 1/4	-	16	In stock	Enquiry
MW-2301007	Straight connector C1, hose 10/8, GZ BSPT 3/8	-	16	In stock	Enquiry
MW-2301008	Straight connector C1, hose 10/8, GZ BSPT 1/2	-	16	In stock	Enquiry
MW-2301009	Straight connector C1, hose 12/10, GZ BSPT 3/8	-	16	In stock	Enquiry
MW-2301010	Straight connector C1, hose 12/10, GZ BSPT 1/2	-	16	In stock	Enquiry
MW-2301015	Straight connector C1, hose 15/12.5, GZ BSPT 1/2	-	16	In stock	Enquiry
MW-2301017	Straight connector C1, hose 5/3, GZ BSPT 1/8"	-	16	In stock	Enquiry
MW-2301020	Straight connector C1, hose 10/8, GZ BSPT 1/8	-	16	In stock	Enquiry

Do you need a larger quantity of products or a bespoke quote?

Call us: +48 61 653 02 22 or email us: tubes@tubes-international.com

SEND ENQUIRY

BSPT type C1 external threaded socket coupling designed for connecting hoses made of soft plastics. The connection is made by pushing the hose onto the fitting and tightening it by screwing on the nut. Material: nickel-plated brass. Working pressure: 18 bar.