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O-ring 3,3x2,4mm
12136
0.8 x 0.2 x 0.8 cm
zł15.61
Duża dostępność
The 3.3×2.4 mm O-ring is a ring seal used in small hydraulic connections and accessory seats in pressure-washer systems, where precise fit to the groove and contact surfaces is critical. In service, it is replaced during leak repairs, after disassembly, or when the seal loses elasticity and no longer maintains tightness.
MPN / reference: 12136
Size: 3.3×2.4 mm
APPLICATION
The O-ring is used in typical service work:
- sealing small seats and fittings in the water system,
- repairing localized micro-leaks in accessories and subassemblies,
- refurbishing parts after dismantling connections,
- replacing worn seals as part of routine maintenance.
SYMPTOMS - WHEN IT’S WORTH REPLACING
Consider replacing the O-ring when you notice:
- micro-leak at the joint or “sweating” of the fitting,
- reduced sealing after reassembly,
- flattening, cracks, or loss of elasticity,
- cut/abrasion marks or twisting after removal,
- recurring leaks in the same area of the system.
HOW TO CHOOSE THE RIGHT PART
Selection should be very precise:
- verify the 3.3×2.4 mm size (cross-section and diameter),
- confirm the manufacturer number: MPN 12136,
- compare with the removed seal and check groove depth/width,
- inspect the seat condition - scratches or burrs can quickly damage a small O-ring.
With small seals, tolerances are especially important - a slight cross-section difference can immediately cause leakage.
COMPATIBILITY
Select the O-ring based on MPN 12136 and the 3.3×2.4 mm size, according to the parts list for the specific subassembly or by comparing with the removed part. Don’t choose a substitute “by eye” - in small seats, dimensional differences are critical.
[faq]
With small O-rings, is the problem more often the wrong size or a damaged seat?|Both are common. In small seats, even a minimal size mismatch or a tiny burr on an edge can cause leakage or cut the seal during installation.
How can I tell the O-ring twisted during installation?|After removal you can see a “twisted” cross-section, uneven flattening, or abrasion marks in one spot. This is often accompanied by a micro-leak despite correct tightening.
Can I choose an O-ring based only on the “2.4 mm” value without the 3.3 mm value?|No. The cross-section (3.3 mm) is just as important as the diameter. The wrong cross-section can lead to insufficient squeeze or excessive compression and rapid damage.
Why does the joint still “sweat” after replacing the O-ring?|Most often due to dirt/contamination, a damaged sealing surface, the wrong seal size, or incorrect seating in the groove. Check the seat and mounting edges.
What should I do so the new O-ring isn’t damaged during assembly?|Clean the groove, remove burrs, assemble straight, and avoid excessive force. With small seals it’s especially important that the O-ring sits evenly in the groove before tightening the connection.
[/faq]
Technical data
Model
WS-RP 1000 TS
Model
Therm 715
Model
1050 P
Model
Therm CA 11/130
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Therm 1160
Model
Therm-RP 1400
Model
E-Therm 603 M 36
Model
Profi 15/120 TST
Model
WS-RP 1200 TS
Model
Bully 980 TS
Model
Quadro 800 TST
Model
Therm CA 11/130 T
Model
Therm 1525-1
Model
Therm-RP 1400 T
Model
E-Therm 603 M 36 T
Model
Junior 140
Model
WS-RP 1400 TS
Model
Bully 980 TST
Model
Quadro 899 TST
Model
Therm CA 12/150
Model
Profi-Jet B 170 T
Model
Therm-RP 1200
Model
E-Therm 873 M 48
Model
1152 TST
Model
Junior 120
Model
WS-RP 1600 TS
Model
W 13/230
Model
2175 TST
Model
Therm CA 12/150 T
Model
Profi-Jet B 200 T
Model
Therm-RP 1200 T
Model
E-Therm 873 M 48 T
Model
2160 TST
Model
Therm CA 15/120
Model
Therm 755
Model
WSC-RP 1000 TS
Model
W 15/200
Model
2175 TS
Model
Therm-RP 1000
Model
Profi-Jet B 230 T
Model
HD 7/122 TS
Model
Bully 1000
Model
Quadro 1000 TST
Model
Quadro 1200 TST
Model
LX 2000
Model
WSC-RP 1200 TS
Model
W 19/160
Model
2195 TS
Model
Therm-RP 1000 T
Model
Profi-Jet B 240 T
Model
HD 9/80 TS
Model
Bully 1200
Model
Therm 895-1
Model
LX 2500
Model
WSC-RP 1400 TS
Model
K 1151 T
Model
2195 TST
Model
Therm-RP 1600 T
Model
Profi-Jet B 270 T
Model
HD 12/130 TS
Model
1154 TST
Model
Therm 1165-1
Model
K 185
Model
WSC-RP 1600 TS
Model
Quadro 1500 TS
Model
Quickly
Model
Therm-RP 1600
Model
WS 1000 TS
Model
Quadro 11/140 TST
Model
X A17 TST
Model
Therm C 13/180 T
Model
K 125
Model
LX-RP 1000 TST
Model
Quadro 1500 TST
Model
HD 10/122 TS
Model
Therm-RP 1000 AT
Model
WS 1200 TS
Model
2160 TS
Model
Therm 895
Model
1050 TS
Model
K 115
Model
LX-RP 1200 TST
Model
Therm 870-1
Model
Profi 160 TST
Model
Therm-RP 1200 AT
Model
Therm 895 ST
Model
1152 TS
Model
Therm 1165
Model
Therm 602 E-M 18
Model
1050 TST
Model
LX-RP 1400 TST
Model
WS 800 TS
Model
Profi 175 TST
Model
Therm-RP 1400 AT
Model
Therm 1165 ST
Model
Quadro 1000 TS
Model
Therm 602 E-M 24
Model
X10/140 TST
Model
LX-RP 1600 TST
Model
K 1151
Model
Profi 195 TST
Model
Therm-RP 1600 AT
Model
Therm 601 E-ST 18
Model
Quadro 1200 TS
Model
Therm 602 E-M 36
Model
X8/150 TST
Model
Therm C 11/130
Model
Bully 1180 T
Model
Quadro 9/170 TST
Model
E-Therm 500 M 18
Model
Therm 601 E-ST 24
Model
Primus 1000 TST
Model
Therm 872 E-M 48
Model
X A15 TST
Model
Therm C 13/180
Model
Bully 1180 TST
Model
Therm C 11/130 T
Model
E-Therm 500 M 18 T
Model
Therm 871 E-ST 48
Model
Primus 1000 TS AT
Model
Therm 635-1
Model
Quadro 799 TST
Model
Therm C 15/150
Model
Quadro 12/150 TST
Model
Therm 1017 T
Model
E-Therm 500 M 24
Model
Therm 601 E-ST 36
Model
Primus 1200 TST
Model
Primus 1200 TS AT
Model
Therm 875-1
Model
Quadro 599 TST
Model
Therm C 15/150 T
Model
Therm 890
Model
Therm 1017
Model
E-Therm 500 M 24 T
Model
Therm 891 E-ST 48
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