Page 108 - Single-line automatic lubrication systems

Metering device

Metering devices for oil
391

Description
Technical data
Series 391 single-port prelubrication metering devices were devel-
oped for use with single-line, centralized lubrication systems for oil Function principle metering device
Outlets
1
and fluid grease. Designed for installation in manifolds, these meter- Metering quantity oil: 0,2 to 1,5 cm 3 ; 0.01 to 0.09 in 3
ing devices provide flexible system design when combined with one- fluid grease: 0,1 to 0,3 cm 3
0.006 to 0.02 in 3
to six-port manifolds. Customized manifolds for series 391 are avail-
Lubricant mineral and synthetic oil,
able in aluminum. 20 to 2 000 mm 2 /s,
fluid grease NLGI 000, 00
Operating temperature 0 to +80 °C; +32 to +176 °F
Features and benefits Operating pressure min. 8 bar, 116 psi
max. 45 bar, 653 psi
• For use with manifolds having one to six ports Relief pressure max. 7 bar; 1 01.5 psi
Materials
aluminum, brass (oil), nickel-plated
to match number of lubrication points brass (fluid grease), copper,
FKM (FPM)/NBR
• Provides flexible options for systems with remote single Connection main line pipe ∅ 6 to 12 mm
lubrication points or multiple-port metering devices 0.236 to 0.472 in
with up to six ports solderless pipe connection
for threads G 1 /8; G 1 /4; M 10×1
• Select screw-in type metering nipples with or M 14×1,5 (DIN 3862)
Connection outlet pipe ∅ 4 mm; 0.16 in - metering nipple
feed line connections via order code
(00) for solderless pipe connection
• Choose separately manifold models with different Dimensions min. 67,5 × 22 mm
max. 78,5 × 22 mm
thread sizes for main line connection min. 2.657 × 0.866 in
max. 3.091 × 0.866 in
• Current metering nipples are exchangeable to yield
Mounting position any
different output quantities
Applications
• Machine tools NOTE
Further technical information, technical drawings,
• Printing machines
accessories, spare parts or product function descriptions
• Packaging industry available on SKF.com/lubrication:
• Textile industry 1-5001-EN
3D
skf-lubrication partcommunity com/3d-cad-models

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