Vacuum Pumps


  • Impellers positively locked to shaft
  • Reliable mechenical seals for high-integrity sealing and low shaft friction
  • Center Anchored tie rods allow access to either and of the pump without total disassembly
  • Precision casting and CNC machining eliminates the need for body gasketing (process dependent)
  • Replaceable end plates
  • Clearance adjustments via shims
  • Made in USA

Material & Seal Code

KLRC-75 XY X Material Code
Y Mechanical Seal Code
Material Code (X) F Cast Iron casings, SS316L impellers & SS316 shaft
C All wetted parts SS316L & SS316 shaft
Mechanical Seal Code (Y) A John Crane Type 21 Carbon/Ceramic/Viton
D Flowserve Type RO Carbon/ Durchrome/Viton
L PTFE encapsulated Viton o-Rings
Consult Factory for alternate seal configurations


Specifications KLRC-75
Motor 60Hz 50Hz
1750RPM 1450RPM
Seal Water Flow 5 GPM
Noise Level 69 dBA @ 75 Torr (3ft)
Maximum Allowable Suction Temperature 220° F (Hot Pump)

Material of Construction

Description Material of Construction
Pump Casing SS 316 CI SS 304 CI
Impeller (Semi – open) SS 316 SS 316 SS 304 SS 304
Side Plate SS 316 CI SS 304 CI
Pump Shaft EN – 8 EN – 8 EN – 8 EN – 8
Stuffing Box & Gland Packing SS 316 CI SS 304 CI
Shaft Sleeve SS 316 SS 316 SS 316 SS 316
Bearing Housing with covers & Connecting Frame Cast Iron Cast Iron Cast Iron Cast Iron