NBR (Buna-N)
NBR (nitrile rubber, Buna-N) is the standard elastomer for oils, greases and fuels. It is economical, elastic and abrasion-resistant. Pumps with this diaphragm are rated for fluid temperatures up to 80 °C (see the data sheet of each version).
Typical fluids
Mineral oils, hydraulic oils, diesel, heating oil, greases and oily waste water.
Typical applications
- Oils: petroleum, crude oil, diesel, heating oil, hydraulic and cutting oils, lubricants, greases, edible oils
- Drilling: drilling mud, bentonite, lubricants, plaster mortar
- Resins: natural and synthetic water- and solvent-based resins, monomers and polymers
Limits
Not suitable for ketones, ozone, strong acids and aromatic solvents.
Matching pumps in our range
Versamatic air-operated double diaphragm pumps with this feature are available in these versions:
- Port sizes: 1 1/2" (DN 40), 1" (DN 25), 1/2" (DN 15), 2" (DN 50), 3" (DN 80), 3/4" (DN 20)
- Flow ranges: 0–20 l/min, 20–50 l/min, 50–100 l/min, 100–200 l/min, 200–400 l/min, 400–700 l/min, 700–1100 l/min
- Housing materials: Aluminium, Stainless steel, Cast iron, PVDF, Polypropylene
All matching pumps are listed below – use the filters to narrow down flow rate, port size and materials.
Note: material information is for guidance only. Medium, concentration and temperature are decisive – if in doubt we check compatibility for your fluid.
Not sure which pump fits? Send us your medium, flow rate, pressure, temperature, density and viscosity – we will check the selection and reply with an offer.
Select characteristics
- SKU:
- AODD-E40SS2D229C-B-ATEX
- HAN:
- E40SS2D229C-B-ATEX
- Item weight:
- 42,00 kg
- Self-priming air-operated diaphragm pump (dry)
- Connection size: 1,5 Inch
- Flow rate: 465 litres per minute
- Delivery pressure: 8,6 bar
- Housing material: Stainless Steel
- Diaphragm material: BunaN® - NBR - Nitrile
- Solids size: max. 6,0 mm
- SKU:
- AODD-E4AA2R220-ATEX
- HAN:
- E4AA2R220-ATEX
- Item weight:
- 18,61 kg
- Self-priming air-operated diaphragm pump (dry)
- Connection size: 1,5 Inch
- Flow rate: 268 litres per minute
- Delivery pressure: 8,6 bar
- Housing material: Aluminum
- Diaphragm material: BunaN® - NBR - Nitrile
- Solids size: max. 4,8 mm
- SKU:
- AODD-E4AA2R220-B-ATEX
- HAN:
- E4AA2R220-B-ATEX
- Item weight:
- 18,61 kg
- Self-priming air-operated diaphragm pump (dry)
- Connection size: 1,5 Inch
- Flow rate: 268 litres per minute
- Delivery pressure: 8,6 bar
- Housing material: Aluminum
- Diaphragm material: BunaN® - NBR - Nitrile
- Solids size: max. 4,8 mm
- SKU:
- AODD-E4AA2R520-ATEX
- HAN:
- E4AA2R520-ATEX
- Item weight:
- 18,61 kg
- Self-priming air-operated diaphragm pump (dry)
- Connection size: 1,5 Inch
- Flow rate: 268 litres per minute
- Delivery pressure: 8,6 bar
- Housing material: Aluminum
- Diaphragm material: BunaN® - NBR - Nitrile
- Solids size: max. 4,8 mm
- SKU:
- AODD-E4CA2R220-ATEX
- HAN:
- E4CA2R220-ATEX
- Item weight:
- 25,87 kg
- Self-priming air-operated diaphragm pump (dry)
- Connection size: 1,5 Inch
- Flow rate: 268 litres per minute
- Delivery pressure: 8,6 bar
- Housing material: Cast Iron
- Diaphragm material: BunaN® - NBR - Nitrile
- Solids size: max. 4,8 mm
- SKU:
- AODD-E4CA2R220-B-ATEX
- HAN:
- E4CA2R220-B-ATEX
- Item weight:
- 25,87 kg
- Self-priming air-operated diaphragm pump (dry)
- Connection size: 1,5 Inch
- Flow rate: 268 litres per minute
- Delivery pressure: 8,6 bar
- Housing material: Cast Iron
- Diaphragm material: BunaN® - NBR - Nitrile
- Solids size: max. 4,8 mm
- SKU:
- AODD-E4CA2R2S0-B-ATEX
- HAN:
- E4CA2R2S0-B-ATEX
- Item weight:
- 25,87 kg
- Self-priming air-operated diaphragm pump (dry)
- Connection size: 1,5 Inch
- Flow rate: 268 litres per minute
- Delivery pressure: 8,6 bar
- Housing material: Cast Iron
- Diaphragm material: BunaN® - NBR - Nitrile
- Solids size: max. 4,8 mm
- SKU:
- AODD-E4CA2R520-ATEX
- HAN:
- E4CA2R520-ATEX
- Item weight:
- 25,87 kg
- Self-priming air-operated diaphragm pump (dry)
- Connection size: 1,5 Inch
- Flow rate: 268 litres per minute
- Delivery pressure: 8,6 bar
- Housing material: Cast Iron
- Diaphragm material: BunaN® - NBR - Nitrile
- Solids size: max. 4,8 mm
- SKU:
- AODD-E4PA2R229
- HAN:
- E4PA2R229
- Item weight:
- 25,00 kg
- Self-priming air-operated diaphragm pump (dry)
- Connection size: 1,5 Inch
- Flow rate: 284 litres per minute
- Delivery pressure: 6,9 bar
- Housing material: Polypropylene
- Diaphragm material: BunaN® - NBR - Nitrile
- Solids size: max. 4,8 mm
- SKU:
- AODD-E4SA2R220-ATEX
- HAN:
- E4SA2R220-ATEX
- Item weight:
- 29,50 kg
- Self-priming air-operated diaphragm pump (dry)
- Connection size: 1,5 Inch
- Flow rate: 268 litres per minute
- Delivery pressure: 8,6 bar
- Housing material: Stainless Steel
- Diaphragm material: BunaN® - NBR - Nitrile
- Solids size: max. 4,8 mm
- SKU:
- AODD-E4SA2R220-B-ATEX
- HAN:
- E4SA2R220-B-ATEX
- Item weight:
- 29,50 kg
- Self-priming air-operated diaphragm pump (dry)
- Connection size: 1,5 Inch
- Flow rate: 268 litres per minute
- Delivery pressure: 8,6 bar
- Housing material: Stainless Steel
- Diaphragm material: BunaN® - NBR - Nitrile
- Solids size: max. 4,8 mm
- SKU:
- AODD-E4SA2R229-ATEX
- HAN:
- E4SA2R229-ATEX
- Item weight:
- 29,50 kg
- Self-priming air-operated diaphragm pump (dry)
- Connection size: 1,5 Inch
- Flow rate: 275 litres per minute
- Delivery pressure: 8,6 bar
- Housing material: Stainless Steel
- Diaphragm material: BunaN® - NBR - Nitrile
- Solids size: max. 4,8 mm
- SKU:
- AODD-E4SA2R229-HD-ATEX
- HAN:
- E4SA2R229-HD-ATEX
- Item weight:
- 29,50 kg
- Self-priming air-operated diaphragm pump (dry)
- Connection size: 1,5 Inch
- Flow rate: 275 litres per minute
- Delivery pressure: 8,6 bar
- Housing material: Stainless Steel
- Diaphragm material: BunaN® - NBR - Nitrile
- Solids size: max. 4,8 mm
- SKU:
- AODD-E5AA2R229C
- HAN:
- E5AA2R229C
- Item weight:
- 3,90 kg
- Self-priming air-operated diaphragm pump (dry)
- Connection size: 1/2 Inch
- Flow rate: 45 litres per minute
- Delivery pressure: 8,6 bar
- Housing material: Aluminum
- Diaphragm material: BunaN® - NBR - Nitrile
- Solids size: max. 1,6 mm
- SKU:
- AODD-E5AA2R229C-ATEX
- HAN:
- E5AA2R229C-ATEX
- Item weight:
- 3,90 kg
- Self-priming air-operated diaphragm pump (dry)
- Connection size: 1/2 Inch
- Flow rate: 45 litres per minute
- Delivery pressure: 8,6 bar
- Housing material: Aluminum
- Diaphragm material: BunaN® - NBR - Nitrile
- Solids size: max. 1,6 mm
- SKU:
- AODD-E5AA2R2S9C-ATEX
- HAN:
- E5AA2R2S9C-ATEX
- Item weight:
- 3,90 kg
- Self-priming air-operated diaphragm pump (dry)
- Connection size: 1/2 Inch
- Flow rate: 45 litres per minute
- Delivery pressure: 8,6 bar
- Housing material: Aluminum
- Diaphragm material: BunaN® - NBR - Nitrile
- Solids size: max. 1,6 mm
- SKU:
- AODD-E5AP2R229C
- HAN:
- E5AP2R229C
- Item weight:
- 3,90 kg
- Self-priming air-operated diaphragm pump (dry)
- Connection size: 1/2 Inch
- Flow rate: 45 litres per minute
- Delivery pressure: 6,9 bar
- Housing material: Aluminum
- Diaphragm material: BunaN® - NBR - Nitrile
- Solids size: max. 1,6 mm
- SKU:
- AODD-E5AP2R529C
- HAN:
- E5AP2R529C
- Item weight:
- 3,90 kg
- Self-priming air-operated diaphragm pump (dry)
- Connection size: 1/2 Inch
- Flow rate: 45 litres per minute
- Delivery pressure: 6,9 bar
- Housing material: Aluminum
- Diaphragm material: BunaN® - NBR - Nitrile
- Solids size: max. 1,6 mm
- SKU:
- AODD-E5KP2R259D
- HAN:
- E5KP2R259D
- Item weight:
- 5,40 kg
- Self-priming air-operated diaphragm pump (dry)
- Connection size: 1/2 Inch
- Flow rate: 42 litres per minute
- Delivery pressure: 6,9 bar
- Housing material: PVDF
- Diaphragm material: BunaN® - NBR - Nitrile
- Solids size: max. 1,6 mm
- SKU:
- AODD-E5PP2R259D
- HAN:
- E5PP2R259D
- Item weight:
- 3,90 kg
- Self-priming air-operated diaphragm pump (dry)
- Connection size: 1/2 Inch
- Flow rate: 42 litres per minute
- Delivery pressure: 6,9 bar
- Housing material: Polypropylene
- Diaphragm material: BunaN® - NBR - Nitrile
- Solids size: max. 1,6 mm
- SKU:
- AODD-E5PP2R259D-DRUM
- HAN:
- E5PP2R259D-DRUM
- Item weight:
- 3,90 kg
- Self-priming air-operated diaphragm pump (dry)
- Connection size: 1/2 Inch
- Flow rate: 42 litres per minute
- Delivery pressure: 6,9 bar
- Housing material: Polypropylene
- Diaphragm material: BunaN® - NBR - Nitrile
- Solids size: max. 1,6 mm
- SKU:
- AODD-E5PP2R559D
- HAN:
- E5PP2R559D
- Item weight:
- 3,90 kg
- Self-priming air-operated diaphragm pump (dry)
- Connection size: 1/2 Inch
- Flow rate: 42 litres per minute
- Delivery pressure: 6,9 bar
- Housing material: Polypropylene
- Diaphragm material: BunaN® - NBR - Nitrile
- Solids size: max. 1,6 mm
- SKU:
- AODD-E5SA2R229C
- HAN:
- E5SA2R229C
- Item weight:
- 17,00 kg
- Self-priming air-operated diaphragm pump (dry)
- Connection size: 1/2 Inch
- Flow rate: 45 litres per minute
- Delivery pressure: 8,6 bar
- Housing material: Stainless Steel
- Diaphragm material: BunaN® - NBR - Nitrile
- Solids size: max. 1,6 mm
- SKU:
- AODD-E5SA2R229C-ATEX
- HAN:
- E5SA2R229C-ATEX
- Item weight:
- 17,00 kg
- Self-priming air-operated diaphragm pump (dry)
- Connection size: 1/2 Inch
- Flow rate: 45 litres per minute
- Delivery pressure: 8,6 bar
- Housing material: Stainless Steel
- Diaphragm material: BunaN® - NBR - Nitrile
- Solids size: max. 1,6 mm