Accessories · Accessory

CONNECT SAFETY CLAMP 231 for AIRDUC 355

CONNECT SAFETY CLAMP 231 for AIRDUC 355 is a universal clamp shell coupling supplied with sealing insert, bolts and nuts. The shells are aluminium, and the sealing insert is polyurethane and approved for food contact. The coupling can be used from −40 to +90 °C, briefly up to +125 °C, and is available for hoses with inner Ø from 25 to 100 mm.

Download datasheet (PDF)

Clamp shell coupling Aluminium Ø 25 to 100 mm −40 to +90 °C
  • Food-grade seal
  • Aluminium
  • −40 to +90 °C

Technical specifications

The product's key specifications are briefly summarised below.

Type Clamp shell coupling with sealing insert, bolts and nuts
Material Aluminium, polyurethane sealing insert
Temperature −40 to +90 °C, briefly +125 °C
Food contact Sealing insert: FDA 21 CFR 177.2600 and 178.2010, EU 10/2011, EC 1935/2004 and EU 2015/174
Hoses AIRDUC 355
Manufacturer SKU 2312970

Dimensions and ordering

The table shows the coupling's standard sizes.

Dimensions and article numbers for CONNECT SAFETY CLAMP 231 for AIRDUC 355
Inner Ø
[mm]		 Weight
[kg/pc.]		 Article no.
250.1823100252970
320.223100322970
380.2123100382970
400.2123100402970
500.3523100502970
650.4923100652970
750.5723100752970
800.6823100802970
1001.3823101002970

Inner Ø is the inner Ø of the hose. Weight is per piece.

Compatible with these hoses

This accessory is qualified by the manufacturer for the following hoses.

AIRDUC® PUR 355 FOOD (HD)
Food/Pharma

AIRDUC® PUR 355 FOOD (HD)

Heavy-duty food-grade PUR hose for abrasive media
AIRDUC® PUR-INOX 355 FOOD-AS (HD)
Food/Pharma

AIRDUC® PUR-INOX 355 FOOD-AS (HD)

Antistatic food-grade heavy-duty PUR hose with stainless steel spiral
AIRDUC® PUR 355 AS (HD)
ATEX/ESD

AIRDUC® PUR 355 AS (HD)

Antistatic heavy-duty polyurethane hose for abrasive media in ATEX zones
AIRDUC® PUR 355 EC (HD)
ATEX/ESD

AIRDUC® PUR 355 EC (HD)

Conductive heavy-duty polyurethane hose for abrasive media in ATEX zones
AIRDUC® PUR 355 HT (HD)
Abrasive

AIRDUC® PUR 355 HT (HD)

Heavy-duty PUR hose for abrasive media at elevated temperatures

Related hoses

Hoses often considered alongside this one. Suggestions are based on the same category and similar properties.

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Frequently asked questions

What is food-grade?

According to the manufacturer, it is the sealing insert that complies with FDA 21 CFR 177.2600 and 178.2010, EU 10/2011, EC 1935/2004 and EU 2015/174. The shells are aluminium.