RK KSB STAINLESS STEEL+GRAPHITE+VITON,RN Mechanical seals,Mechanical seals
RK KSB STAINLESS STEEL+GRAPHITE+VITON,RN Mechanical seals,Mechanical seals
RK KSB STAINLESS STEEL+GRAPHITE+VITON,RN Mechanical seals,Mechanical seals
RK KSB STAINLESS STEEL+GRAPHITE+VITON,RN Mechanical seals,Mechanical seals
RK KSB STAINLESS STEEL+GRAPHITE+VITON,RN Mechanical seals,Mechanical seals
RK KSB STAINLESS STEEL+GRAPHITE+VITON,RN Mechanical seals,Mechanical seals

Mechanical seals - RN Mechanical seals

RK KSB STAINLESS STEEL+GRAPHITE+VITON

RK KSB STAINLESS STEEL+GRAPHITE+VITON,RN Mechanical seals,Mechanical seals
General features


The RN represents the traditionally designed robust pusher seal.

This type of mechanical seal is easy to install and covers a wide range of applications;
its reliability has been proven by millions of units in worldwide operation.
It is a convenient solution for the widest range of applications.

Materials
Rotary seal parts
Rotating seal faces: stainless steel AISI431 (F1).
O-ring: VITON® (V).
Spring: Stainless steel AISI316 (G).
Stationary seat
Stationary seal faces: carbon GRAPHITE resin impregnated (B). 
O-ring: VITON® (V).

Operating range
Pressure: 12 bar
Sliding velocity: 15 m/s
Temperature: -20°C +200°C 

Applications
Especially suitable for KSB pumps

Chemically and mechanically non aggressive liquids
Clean water up to 120°C
Resistance to greases, oils and similar substances 


Products

Rotary part Stationary seat
AREM
code
Ø Inner hole Ø Outer hole Working height Ø Shaft AREM
code
Ø Inner hole Ø Outer hole Working height
mm mm mm mm mm mm
0200520 20 34 25 20 0207121 21 33,6 8
0200525 25 39 27 25 0207126 26 36 7,5
0200528 28 42 29 28 0207129 29 43 10
0200530 30 44 30 30 0207131 31 45 9,9
0200538 38 54 39 38 0207139 39 56 13
0200540 40 56 39 40 0207141 41 58 12,8
Authorized dealer
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