Product name: JCB Bucket Cylinder Seal Kit
Part No: 991/00147 99100147 99100147
Size：40MM / 70MM
Model Number:For JS210 JS200 8052 8060 8080 JS200 JS220
Material:Lron+Rubber
Packing:PP bag inside, carton box outside
Payment Terms:Western Union, L/C, T/T, MoneyGram, D/A, D/P
MOQ:Acceptable trial order
Shipping Mode:By air, by sea, by express(Fedex, UPS, DHL, TNT, etc.)
Place of Origin:Guangdong, China
Brand name:COGENG
CertifiCATEEion:ISO9001
Supply :500PCS
| Technical Specifications & Performance Data |
|
|
| Parameter |
Specification |
Technical Details |
| COGENG Part Number |
COGENG-991/00147-RAM |
"RAM" denotes specialized bucket cylinder application |
| Replaces OEM Part No. |
991/00147, 99100147 |
Direct OEM replacement |
| Primary Rod Seal |
Multi-lip NBR with PTFE reinforcement |
Superior pressure handling and wear resistance |
| Piston Seal System |
Polyurethane composite with anti-extrusion design |
Maximum resistance to high-pressure digging forces |
| Wiper/Scraper |
Heavy-duty Polyurethane triple lip |
Advanced contaminant exclusion for extended seal life |
| Wear Bands/Guide Rings |
Reinforced PTFE-Nylon composite |
Excellent load-bearing capacity and friction reduction |
| Static Seals |
High-grade Nitrile (NBR) |
Reliable static sealing under vibration and pressure variations |
| Backup Rings |
Engineering-grade thermoplastic |
Prevents seal extrusion under peak pressure conditions |
| Temperature Range |
-35°C to +110°C (-31°F to +230°F) |
Wide operational temperature range |
| Pressure Rating |
Up to 45 MPa (6500 PSI) |
Exceeds JCB RAM bucket cylinder system requirements |
| Fluid Compatibility |
Mineral-based, synthetic, and biodegradable hydraulic oils |
Full JDB J20C compatibility |
Parts list
| NO |
Number |
Name |
Qty |
| A |
557/60017 |
Ram lift |
1 |
| 2 |
:557/70017 |
Cylinder assembly |
1 |
| 3 |
:809/00127 |
Bearing liner 50mm pivot bore |
2 |
| 4 |
:590/40232 |
Rod piston |
1 |
| 5 |
:1450/0001 |
Nipple Grease, Straight 1/8 BSP |
1 |
| 6 |
:594/ 14053 |
Kit - end cap service |
1 |
| 8 |
:595/ 10061 |
Head piston |
1 |
| 12 |
:991/00147 |
Kit-seal 90mm cyl x 60mm rod metric rams |
1 |
| 13 |
:826/01179 |
Dowel |
1 |
| 14 |
:813/00426 |
Seal Pivot Pin 50X60X5 |
2 |
Critical Safety Precautions:
Completely depressurize hydraulic system
Secure machine on level ground with bucket lowered
Support cylinder properly during disassembly
Wear appropriate PPE including safety glasses and gloves
Preparation Phase：
Thoroughly clean cylinder exterior and connections
Gather all required tools and create clean workspace
Verify kit contents against component checklist
Disassembly Process：
Mark orientation of gland and piston components
Document seal positions and directions with photographs
Carefully remove old seals without damaging sealing surfaces
Component Inspection:
Examine rod surface for scratches or pitting
Check cylinder bore for scoring or wear
Inspect gland and piston for damage
Verify all components are clean before reassembly
Seal Installation:
Lubricate all new seals with clean hydraulic fluid
Use seal installation tools to prevent damage
Ensure proper orientation of directional seals
Verify all seals seat completely in their grooves
Reassembly & Testing：
Reassemble components in reverse order of disassembly
Torque fasteners to manufacturer specifications
Cycle cylinder slowly to distribute fluid
Check for leaks and monitor bucket operation
Frequently Asked QuestionsA. When will get the items after I place order?
Q. Once your payment is confirmed,we will arrange the goods within 1~4 days; if not in stock, we will inform you before placing the order?
A. If I only know the excavator model, but can not offer parts No.,what should I do ?
Q. If possible, you can send us pictures of old products, nameplate or the size for reference.
A. How can you guarantee the quality??
Q. We will 100% test the goods before delivery. We also support video inspection.
A. How long will it take to delivery to my address??
Q. The normal delivery time is 3-7 days, depending on which country you are in.?
A : Which delivery method will you choose?
Q : By sea, air or express(DHL,Fedex,TNT, UPS, EMS etc.)，Sometimes we will arrange as the customer's demand.
A: What's package? Can you give me the package according my requirement??
Q. We usually packed by standard exported box or carton. And yes we can pack as per your requirement.
A: Can the price be cheaper?
Q: Of course, you will be offered a good discount for a big amount.
A: Why should I choose to buy from you?
Q:Our advantages: 100% quality assurance, develop and manufature follow original ones;Quick response within 24 hours; Small order allowed;Reasonable stock and timely delivery;Neutral packing, customized packing are allowed. Positive customer feedback from abroad market;Excellent after-sales service.
A : Which payment terms can you accept?
Q : Paypal. Western Union, Bank Transfer, T/T...
