- Port plates with variable porting so pump performance is optimized across the entire operating range.
- Large differential pressure capability
- High liquid carryover tolerance
- Large inspection ports allow for easy internal inspections
- Orifice to drain pump completely when shut down

- 2in1: Pump & Compressor
- Versatile Performance and Broad Range
- Robust and Low Maintenance Design
- NASH Classic Pump Model
Technical Data
- Shaft Sealing: Stuffing box (standard), Mechanical Seals (single acting / double acting) on request
- Materials: Cast iron, Stainless steel, Combination of both materials
- Flat Sided Porting
- Shaft Sealing: Stuffing box (standard) Mechanical Seals (single acting / double acting) on request
- Materials of Construction: Cast iron, stainless steel, combination of both materials
- Flat Sided Porting

| Pump Model | Min Suction Capacity ACFM | Max Suction Capacity ACFM | Maximum Vacuum Level inHgA | Maximum Discharge Pressure psia | Differential Pressure psi | Process Connections ANSI |
Small | 2BE1101 | 59 | 144 | to 1 | 50 | to 37.7 | 2" / 2" |
| 2BE1102 | 124 | 194 | to 1 | 50 | to 37.7 | 2" / 2" |
| 2BE1103 | 177 | 283 | to 1 | 50 | to 37.7 | 2" / 2" |
| 2BE1151 | 177 | 283 | to 1 | 50 | to 37.7 | 2-1/2" / 2-1/2" |
| 2BE1152 | 200 | 318 | to 1 | 50 | to 37.7 | 2-1/2" / 2-1/2" |
| 2BE1153 | 259 | 412 | to 1 | 50 | to 37.7 | 2-1/2" / 2-1/2" |
| 2BE1202 | 347 | 618 | to 1 | 50 | to 37.7 | 4" / 4" |
| 2BE1203 | 518 | 912 | to 1 | 50 | to 37.7 | 4" / 4" |
| 2BE1252 | 736 | 1295 | to 1 | 50 | to 37.7 | 5" / 5" |
| 2BE1253 | 1030 | 1825 | to 1 | 50 | to 37.7 | 5" / 5" |
Large | 2BE1303 | 1177 | 2295 | to 1 | 50 | to 37.7 | 6" / 5" |
| 2BE1353 | 1766 | 3178 | to 1 | 50 | to 37.7 | 8" / 6" |
| 2BE1403 | 2707 | 4709 | to 1 | 50 | to 37.7 | 10" / 8" |
| 2BE1503 | 3531 | 6474 | to 1 | 50 | to 37.7 | 12" / 10" |
| 2BE1603 | 5297 | 8829 | to 1 | 50 | to 37.7 | 14" / 12" |
| 2BE1703 | 7652 | 12360 | to 1 | 50 | to 37.7 | 16" / 14" |
Parts, Service, Upgrades
Service & Parts
Field Service
Opt for NASH Certified Field Service & Support ensuring your vacuum systems run at optimal efficiency. Field Service for Vacuum Pumps.
Parts
With NASH be emergency-ready. Certified Liquid Ring Vacuum Pump Parts available from global distribution centers within 24 hours.


