Page 120 - Single-line automatic lubrication systems

Metering device

Metering devices for oil
SL-42

Description
Technical data
Series SL-42 metering devices were developed for single-line,
centralized lubrication systems dispensing oil or fluid grease. Lubri- Function principle metering device
cant output is externally adjustable, and the indicator stem permits a Outlets 1 adjustable from 0,016 to 0,049 cm 3 ,
Metering quantity
visual check of metering device operation. These carbon steel meter- 0.001 to 0.003 in 3
ing devices are available with nitrile or fluoroelastomer packings. Lubricant mineral and synthetic oil and fluid
Metering devices with fluoroelastomer packings (indicated by black Operating temperature grease
standard: -26 to +93 °C; -15 to +200 °F
adjustment caps) are used for applications requiring heat resistance heat resistant: max. +176 °C; +350 °F
or when a lubricant requires it for compatibility. Operating pressure min. 52 bar, 750 psi
max. 70 bar, 1 000 psi
Relief pressure < 10 bar, 150 psi
Features and benefits Materials carbon steel, stainless steel, brass,
steel, Nitrile (NBR) or fluoroelastomer
• Screw-in type, single-port metering device for (FKM, FPM) packings
prelubrication affixed by adapter bolts (indicated by black adjustment caps)
(heat resistance application)
• Suitable for use with manifolds having one to Connection main line 1 /8 NPTF (F)
15 ports to match number of lubrication points Connection outlet pipe 1 /8 O.D connections 1)
min. 41 × 62 × 43 mm
Dimensions
• Output is externally adjustable max. 308 × 62 × 43 mm
min. 1.6 × 2.4 × 1.7 in
• Indicator stem permits visual check of
max. 12.1 × 2.4 × 1.7 in
metering device operation Mounting position any
• May be combined in a circuit with SL-41, SL-43
and/or SL-44 metering devices
• Individual metering devices can be removed easily
1) Different adapters are possible † see accessories
for inspection or replacement Note: When using feed line tubing of 1 /8 O.D. the feed line must not exceed a length of 7,5 m;
295 in based on oil +18 °C; +65 °F
Applications
NOTE
• Paper converting
Further technical information, technical drawings,
• Plastic processing
accessories, spare parts or product function descriptions
• Printing
available on SKF.com/lubrication.
• Packaging
• Metalworking
• Material handling equipment

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