CATEngine Parts

1184175 Bucket Cylinder Seal Kit — Cat 322B 3116

This is a bucket cylinder seal kit, essential for maintaining hydraulic pressure and preventing fluid leaks within the excavator's bucket actuation system. It is manufactured to meet high-quality standards, ensuring a reliable seal that prevents contamination and maintains optimal hydraulic performance, unlike worn seals that allow fluid loss and dirt ingress. Operators may notice slow or jerky bucket movements, hydraulic fluid leaks around the cylinder, or a loss of lifting capacity if the seals fail.

Bucket Cylinder Seal Kit – Part No 1184175 – CAT Spare Part
Part Specifications
BrandCAT
CategoryEngine Parts
ConditionAftermarket — OEM Specification
DispatchSame-day from Mumbai (before 3 PM IST)
GST InvoiceAvailable — all orders
Export DocsCommercial invoice, packing list, COO

Compatible Models

Always verify with serial number before ordering.

WhatsApp for Price & Availability☎ Call Mumbai Office

Parts Trading Company  ·  Mumbai, Est. 1956  ·  Same-day dispatch  ·  Ships worldwide  ·  GST invoice included

Related CAT Parts

From the same category — may also be needed

6E3137
Caterpillar Pump Gp. Piston 6E3137
163-8492
Pressure Sensor
7c-3134
Oil Pump
107-7977-132-2156
24V Alternator
325-3915
Cylinder Block
156-8847
Swing Solenoid

Browse all CAT Engine Parts →

Ship This Part To Your Location

DubaiSaudi ArabiaNigeriaKenyaSouth AfricaBangladeshMalaysiaGhanaQatarEgypt
India
MaharashtraGujaratTamil NaduRajasthanKarnatakaTelangana

Full shipping information on regional pages · Air freight 2–12 days · GST invoice for India

Installation & Application Notes

Inspect mating surfaces for wear before fitting. Use torque specs from service manual. Replace gaskets and seals as a set — reusing compressed gaskets causes oil leaks. Clean all oil passages with compressed air.

Always consult the OEM service manual for model-specific torque values and procedures. WhatsApp our technical team if you need fitment guidance.

Part TypeHydraulic Cylinder Seal Kit
MaterialNBR rubber, PTFE
ApplicationBucket hydraulic cylinder
Service LifeReplace as needed based on inspection
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

The first sign of failing bucket cylinder seals is often visible hydraulic fluid leakage around the cylinder rod or barrel. This can progress to sluggish or erratic bucket operation, especially under load, and a reduced ability to hold the bucket in position. If left unaddressed, significant fluid loss can lead to pump damage and complete loss of hydraulic function.

Installation Tip

Always lubricate new seals with clean hydraulic fluid before installation to prevent tearing and ensure proper seating. Avoid using sharp tools that could scratch the cylinder rod or bore, which would damage the new seals.

Service Note

Inspect the cylinder rod for scoring or damage, and clean the cylinder bore thoroughly before installing the new seal kit.