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CONNECT SAFETY CLAMP 231 for 356

CONNECT SAFETY CLAMP 231 for 356 is a universal clamp shell coupling for the heavy AIRDUC 356 series, supplied with sealing insert, bolts and nuts. The shells are aluminium, and the sealing insert is approved for food contact. The manufacturer lists it for pharmaceuticals, vacuum conveying, dosing systems and food production. It can be used from −40 to +90 °C, briefly up to +125 °C, and is available for hoses with inner Ø from 32 to 100 mm.

Download datasheet (PDF)

For AIRDUC 356 Aluminium Ø 32 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
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 356
Manufacturer SKU 2312971

Dimensions and ordering

The table shows the coupling's standard sizes.

Dimensions and article numbers for CONNECT SAFETY CLAMP 231 for 356
Inner Ø
[mm]		 Weight
[kg/pc.]		 Article no.
320.1923100322971
380.223100382971
400.223100402971
500.3423100502971
650.4923100652971
750.5723100752971
800.6823100802971
1001.3823101002971

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 356 FOOD (XHD)
Food/Pharma

AIRDUC® PUR 356 FOOD (XHD)

Extra heavy-duty food-grade PUR hose for high throughputs of abrasive food media
AIRDUC® PUR-INOX 356 FOOD-AS (XHD)
Food/Pharma

AIRDUC® PUR-INOX 356 FOOD-AS (XHD)

Extremely abrasion-resistant food hose — antistatic, INOX spiral, for the most abrasive bulk foods
AIRDUC® PUR 356 AS (XHD)
ATEX/ESD

AIRDUC® PUR 356 AS (XHD)

Antistatic extra heavy-duty PUR hose for the toughest media in ATEX zones
AIRDUC® PUR 356 EC (XHD)
ATEX/ESD

AIRDUC® PUR 356 EC (XHD)

Conductive extra-heavy-duty polyurethane hose for extremely abrasive media in ATEX zones
AIRDUC® PUR 356 HT (XHD)
High-temperature

AIRDUC® PUR 356 HT (XHD)

Heavy-duty high-temperature PUR hose — XHD construction for hot abrasive media at high throughput

Related hoses

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

CONNECT SAFETY CLAMP 231 for AIRDUC 355
Accessories

CONNECT SAFETY CLAMP 231 for AIRDUC 355

Universal clamp shell coupling in aluminium with food-grade sealing insert, bolts and nuts

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.