CLICK HERE ← Back to Lowara Pump Types.
Lowara eNSC pump range
The Lowara eNSC range of ISO single impellor centrifugal pumps are made to match up to ISO 2858 dimension and performance standards. They are designed for a wide range of applications across agriculture, commerce and industry. With cast iron casings rated to 16 bar and a back pull-out design. Select your model below to find compatible mechanical seals, bearings and O-rings for the eNSC range.



Lowara e-NSC End Suction Pump Parts
| Spec | Detail |
|---|---|
| Construction | Close-coupled end suction, back pull-out. e-NSC E: extended shaft (impeller on the motor shaft). e-NSC S: stub shaft with rigid coupling to a standard IEC motor |
| Maximum flow | 640 m³/hr (2-pole); 1,900 m³/hr (4-pole) |
| Maximum total head | 154 m (2-pole); 100 m (4-pole) |
| Liquid temperature | -25°C to +120°C standard; up to +140°C with special seal |
| Operating pressure (casing) | 16 bar |
| Material | Cast iron casing with cast iron (C), bronze (B) or stainless steel (N) impeller; stainless steel shaft |
| Standard mechanical seal | EN 12756 / ISO 3069 single seal, silicon carbide / carbon / EPDM |
| Connections | EN 733 dimensions, EN 1092 flanges |
| Motor | IE3 three phase 415V; 2-pole 1.1kW to 200kW, 4-pole 0.25kW to 355kW |
e-NSC 2-Pole (2900 rpm) – Model Selector
e-NSC 4-Pole (1450 rpm) – Model Selector
Larger 4-pole models (200×150-500, 250×200-400 and -500, 300×250-400 and -500, and the 350×300 range) are not listed — contact us for seals and parts for these pumps.
e-NSC Parts Reference (2-pole and 4-pole)
| Model | Mechanical Seal | Casing O-Ring | Bearings |
|---|---|---|---|
| 22mm Seal | |||
| 50×32-125 | MG12 22mm seal (Lowara KL01AGS) | PDS42998 (Lowara kit KL02ACY) | 2x 6305 |
| 50×32-160 | MG12 22mm seal (Lowara KL01AGS) | PDS42998 (Lowara kit KL02ACY) | 2x 6305 |
| 50×32-200 | MG12 22mm seal (Lowara KL01AGS) | PDS40009 (Lowara kit KL02ACY) | 2x 6305 |
| 65×40-125 | MG12 22mm seal (Lowara KL01AGS) | PDS42998 (Lowara kit KL02ACY) | 2x 6305 |
| 65×40-160 | MG12 22mm seal (Lowara KL01AGS) | PDS42998 (Lowara kit KL02ACY) | 2x 6305 |
| 65×40-200 | MG12 22mm seal (Lowara KL01AGS) | PDS40009 (Lowara kit KL02ACY) | 2x 6305 |
| 65×50-125 | MG12 22mm seal (Lowara KL01AGS) | PDS42998 (Lowara kit KL02ACY) | 2x 6305 |
| 65×50-160 | MG12 22mm seal (Lowara KL01AGS) | PDS40009 (Lowara kit KL02ACY) | 2x 6305 |
| 80×65-125 | MG12 22mm seal (Lowara KL01AGS) | PDS40009 (Lowara kit KL02ACY) | 2x 6305 |
| 28mm Seal | |||
| 50×32-250 | MG12 28mm seal (Lowara KL01AF7) | PLSORHKL02AC1 (Lowara kit KL02ACY) | 6306 + 6308 |
| 65×40-250 | MG12 28mm seal (Lowara KL01AF7) | PLSORHKL02AC1 (Lowara kit KL02ACY) | 6306 + 6308 |
| 65×50-200 | MG12 28mm seal (Lowara KL01AF7) | PDS40009 (Lowara kit KL02ACY) | 6306 + 6308 |
| 65×50-250 | MG12 28mm seal (Lowara KL01AF7) | PLSORHKL02AC1 (Lowara kit KL02ACY) | 6306 + 6308 |
| 80×65-160 | MG12 28mm seal (Lowara KL01AF7) | PLSORHKL02AC1 (Lowara kit KL02ACY) | 6306 + 6308 |
| 80×65-200 | MG12 28mm seal (Lowara KL01AF7) | PLSORHKL02AC1 (Lowara kit KL02ACY) | 6306 + 6308 |
| 100×80-160 | MG12 28mm seal (Lowara KL01AF7) | PLSORHKL02AC1 (Lowara kit KL02ACY) | 6306 + 6308 |
| 38mm Seal | |||
| 65×50-315 | MG12 38mm seal (Lowara 743742050) | PGS97757675 (Lowara kit 97757675) | 2x 6308 |
| 80×65-250 | MG12 38mm seal (Lowara KL01AGD) | PLSORHKL02AC1 (Lowara kit KL02AC1) | 2x 6308 |
| 80×65-315 | MG12 38mm seal (Lowara 743742050) | PGS97757675 (Lowara kit 97757675) | 2x 6308 |
| 100×80-200 | MG12 38mm seal (Lowara KL01AGD) | PLSORHKL02AC1 (Lowara kit KL02AC1) | 2x 6308 |
| 100×80-250 | MG12 38mm seal (Lowara KL01AGD) | PLSORHKL02AC1 (Lowara kit KL02AC1) | 2x 6308 |
| 100×80-315 | MG12 38mm seal (Lowara 743742050) | PGS97757675 (Lowara kit 97757675) | 2x 6308 |
| 125×100-160 | MG12 38mm seal (Lowara 743742000) | PLSORHKL02AC1 (Lowara kit KL02AC1) | 2x 6308 |
| 125×100-200 | MG12 38mm seal (Lowara 743742000) | PLSORHKL02AC1 (Lowara kit KL02AC1) | 2x 6308 |
| 125×100-250 | MG12 38mm seal (Lowara 743742000) | PLSORHKL02AC1 (Lowara kit KL02AC1) | 2x 6308 |
| 125×100-315 | MG12 38mm seal (Lowara 743742050) | PGS97757675 (Lowara kit 97757675) | 2x 6308 |
| 150×125-200 | MG12 38mm seal (Lowara 743742000) | PLSORHKL02AC1 (Lowara kit KL02AC1) | 2x 6308 |
| 150×125-250 | MG12 38mm seal (Lowara 743742000) | PLSORHKL02AC1 (Lowara kit KL02AC1) | 2x 6308 |
| 200×150-200 | MG12 38mm seal (Lowara 743742000) | PLSORHKL02AC1 (Lowara kit KL02AC1) | 2x 6308 |
| 48mm Seal | |||
| 100×80-400 | MG12 48mm seal (Lowara 743742150) | PLSORH743780110 (Lowara kit 743780110) | 2x 6310 |
| 125×100-316 | MG12 48mm seal (Lowara 743742100) | PGS97757675 (Lowara kit 97757675) | 2x 6310 |
| 125×100-400 | MG12 48mm seal (Lowara 743742150) | PLSORH743780110 (Lowara kit 743780110) | 2x 6310 |
| 150×125-315 | MG12 48mm seal (Lowara 743742100) | PGS97757675 (Lowara kit 97757675) | 2x 6310 |
| 150×125-400 | MG12 48mm seal (Lowara 743742150) | PLSORH743780110 (Lowara kit 743780110) | 2x 6310 |
| 200×150-250 | MG12 48mm seal (Lowara 743742100) | PGS97757675 (Lowara kit 97757675) | 2x 6310 |
| 200×150-315 | MG12 48mm seal (Lowara 743742100) | PGS97757675 (Lowara kit 97757675) | 2x 6310 |
| 200×150-400 | MG12 48mm seal (Lowara 743742150) | PLSORH743780110 (Lowara kit 743780110) | 2x 6310 |
| 250×200-250 | MG12 48mm seal (Lowara 743742100) | PGS97757675 (Lowara kit 97757675) | 2x 6310 |
| 250×200-315 | MG12 48mm seal (Lowara 743742100) | PGS97757675 (Lowara kit 97757675) | 2x 6310 |
| 300×250-315 | MG12 48mm seal (Lowara 743742100) | PGS97757675 (Lowara kit 97757675) | 2x 6310 |
NK/NKG Series – Mechanical Seal, Bearing & O-Ring Compatibility
Mechanical seal and bearings are common across all casing sizes within a seal group, with two exceptions noted below. The housing O-ring varies by nominal impeller size — refer to the table on the right.
28mm Seal
| Part | SKU |
|---|---|
| Mechanical Seal | 98434904 |
| Bearing (Drive End) | 6307-2RS |
| Bearing (Non-Drive End) | 6306-2RS |
Applies to: 50×32-160, 50×32-200, 65×40-200, 65×50-160, 80×50-200
| Nominal Impeller Size | Housing O-Ring |
|---|---|
| 160 | PDS43784 |
| 200 | PGS97757671 |
38mm Seal
| Part | SKU |
|---|---|
| Mechanical Seal | 98434906 |
| Bearing (Drive End) | 6309-2RS |
| Bearing (Non-Drive End) | 6308-2RS |
Applies to: 80×50-250, 80×50-315, 80×65-160, 100×65-200, 100×65-250, 100×80-160, 125×80-200, 125×80-250, 125×100-160, 125×100-200
Exceptions — 65×40-250 and 65×40-315 use 6307-2RS / 6306-2RS (same as the 28mm seal group above); 200×150-200 uses 6313-2RS both ends (see note under 48mm seal group).
| Nominal Impeller Size | Housing O-Ring |
|---|---|
| 160 | PDS43784 |
| 200 | PGS97757671 |
| 250 | PGS97757673 |
| 315 | PGS97757675 |
48mm Seal
| Part | SKU |
|---|---|
| Mechanical Seal | 98434909 |
| Bearing (Drive End) | 6311-2RS |
| Bearing (Non-Drive End) | 6310-2RS |
Applies to: 100×65-315, 125×80-315, 125×80-400, 125×100-250, 125×100-315, 125×100-400, 150×125-250, 150×125-315, 150×125-400
Exception — 200×150-250 uses 6313-2RS both ends (see note below).
| Nominal Impeller Size | Housing O-Ring |
|---|---|
| 250 | PGS97757673 |
| 315 | PGS97757675 |
| 400 | PGS97757676 |
55mm Seal
| Part | SKU |
|---|---|
| Mechanical Seal | 98434943 |
| Bearing (Drive End) | 6313-2RS |
| Bearing (Non-Drive End) | 6313-2RS |
Applies to: 200×150-315, 200×150-400
| Nominal Impeller Size | Housing O-Ring |
|---|---|
| 315 | PGS97757675 |
| 400 | PGS97757676 |
Please contact us if you are looking for something unusual or use our pump selector in our webshop to get a replacement seal for your pump.