Page 70 - Single-line automatic lubrication systems

Pump unit

84050, 85460
Pump units for grease

Description
Technical data
Models 84050 and 85460 are air-operated, double-acting pumps
for high-volume displacement. Both pumps are supplied with a Order number 84050
27 kg (60 lb) capacity metal reservoir with removable cover for easy 85460
filling. It includes an air-operated vent valve and air and lubricant Function principle air operated, double-acting piston pump
connecting hoses. Model 85460 features a visual low-level and Outlets 1
Metering quantity 492 cm 3 / stroke, 30 in 3 / stroke
follower plate assembly.
Lubricant grease NLGI 0, 1, 2
Operating temperature –23 to +60 °C; –10 to +140 °F
Operating pressure min. 82 bar, 1 200 psi
Features and benefits max. 240 bar, 3 500 psi
Transmission ratio 50:1
• Rugged, 14-gauge steel walls Reservoir 27,0 kg; 60.0 lb
• Large 1 inch NPT inlet for fast filling, 1 1 /4 in overflow outlet Material (reservoir) steel
Connection outlet
3 /4 NPTF (F)
• 2 inch foam follower that virtually eliminates grease bypass Air inlet 3 /8 NPTF (F)
• Vent valve to bucket coupling Dimensions 806 × 392 × 395 mm
• Thick mounting ring that withstands severe vibration 31.75 × 15.44 × 15.56 in
Mounting position vertical
• Bulk filling method
• Remote system components such as 3/2-way valves,
adjustments for air power, and monitoring of pump are
available separately on request
• For use with metering devices of category 5, 6 and 7

Applications
Pump requires 3-way air valve
Air consumption at 6,9 bar, 100 psi, is 0,004 M 3 /min, 0.15 ft 3 /min, per stroke
• Pulp and paper industry Optional 92597 follower available
• Construction machinery
• Food and beverage
• Mining NOTE
Further technical information, technical drawings,
accessories, spare parts or product function descriptions
available on SKF.com/lubrication.

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