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Seal kit for the valve
connection surface (valves
for subplate mounting)
Seal for switching shock
damping sandwich plate
Seal for directional
spool valve NG6
Seal for directional
seat valve NG6
10.3.1
Mounting screws for the connection of main and directional valve with
valves DBW...5X/...E
During exchange of the seals between directional valve and main valve, you must
loosen the mounting screws of the directional valve.
Regarding the re-assembly after seal exchange, please note that for the assembly,
you may only use the original mounting screws or screws of the specification given in
table 17. Observe the specified tightening torque!
Table 17: Mounting screws for the connection of main and directional valve with valves
DBW...5X/...E
Type of directional
valve
Directional spool valve 4 hexagon socket head cap screws,
ISO 4762 - M5 x 50-10.9
M
Directional seat valve
4 hexagon socket head cap screws,
ISO 4762 - M5 x 85-10.9
M
1)
Friction coefficient µ = 0.09 to 0.14
2)
Tighten using a manual torque wrench with accuracy ± 10%
10.4 Spare parts
When ordering spare parts, please indicate their material numbers.
Table 18: Seal kit for the valve connection surface
Valve type + size
Component marking
DB(W)10...5X/...E
1151
DB(W)20...5X/...E
1151
DB(W)30...5X/...E
1151
Table 19: Seal kit for the sandwich plate for switching shock damping
Valve type
DBW...5X/...S6...E
Table 20: Seal for directional spool valve NG6
Valve type
DBW...5X/...6E...E
Table 21: Seal for directional seat valve NG6
Valve type
DBW...5X/...6SM...E
Screw type,
Tightening torque M
= 7 ±0,7 Nm
1)2)
A
= 7 ±0,7 Nm
1)2)
A
R961001280
R961001289
R961001291
R900722866
R900357573
R961000683
RE25802-B/09.19, DB(W)...5X/...E, Bosch Rexroth AG
Maintenance and repair
1)
A
NBR
FKM
R961001283
R961001290
R961001293
NBR
FKM
R900722867
NBR
FKM
R900357574
NBR
FKM
R961000684
43/56
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