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Technical Specification
PRODUCT NUMBER HGZ55BPHGZ55BGHGZ40PM2HGZ80BGHGZ35PM2
Material Mild steel zinc platedMild steel zinc platedMild steel zinc platedMild steel zinc platedMild steel zinc plated
Clamping Range 40-55mm40-55mm30-40mm60-80mm25-35mm
Clip Type Worm driveWorm driveWorm driveWorm driveWorm drive
Format Single sizeSingle sizeSingle sizeSingle sizeSingle size
Pack Qty 105101010

Q 1. Which hose diameter does the HGZ55RP suit?

A. It adjusts between 40-55mm. Measure the outside diameter of your hose when fitted over its pipe or fitting - if that measurement falls within 40-55mm, this clip fits. JCS clips offer a larger adjustment range per size than typical nut-and-bolt clamps. In imperial terms that is roughly 1 9/16 to 2 3/16 in, covering common 1 3/4 and 2 in hose sizes.

Q 2. What torque should the HGZ55RP be tightened to?

A. For this size band JCS publishes a recommended torque of 6.0 Nm (54 lb-in). Work up to it gradually with the clip seated centrally on the barb; going past it risks damaging the hose rather than improving the seal.

Q 3. How well does the zinc plating resist corrosion?

A. JCS electro zinc plates and passivates the mild steel band after it is cut to size, so even the cut edges carry coating - and the finish is tested to EN9227. That suits dry and general duty; once salt or standing moisture is involved, the stainless range is the correct specification.

Q 4. Is a zinc plated clip OK for marine use?

A. JCS advises against zinc plated clips in marine conditions, where they can corrode or seize. For boats and other saltwater environments use Hi-Grip Stainless, which is 18/8 marine-quality 304 stainless steel with Lloyd's Register Type Approval.

Q 5. What are these clips used for?

A. Anywhere a flexible hose seals onto a rigid fitting in dry or general conditions - vehicles, garden and grounds machinery, air lines, workshop and light industrial pipework. JCS supplies the automotive sector and leading agricultural machinery manufacturers.

Q 6. Will vibration loosen this clip?

A. JCS designs against it: the hex screw is cold-headed and work-hardened with rolled threads, so it holds its setting and will not round off. On high-vibration equipment, JCS's guidance is to recheck the clip after service to keep the seal intact.

Q 7. What does the HGZ55RP pack contain?

A. This is a pack of 10 clips, all 40-55mm adjustment range. Other pack formats of the same clip are listed separately.

Q 8. What if my order arrives damaged or incorrect?

A. WhatsApp us on 07754 288583 with photos of the item and packaging.

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