Piston Rod Buffer Seals With O-rings
Standard Material
Slide ring: F-PTFE O ring: NBR or FKM * Other material combinations can be customized according to working conditions. | ![]() |
Product Introduction
The JBTS is generally a combination of a Teflon slide ring and a rubber o-ring. The O ring is a force-applying element that provides sufficient sealing force and compensates for the Teflon ring. Suitable for sealing piston rods for hydraulic cylinders.
Characteristics
- High wear resistance - Good shock absorption - High temperature resistance - Simple groove design & installation | ![]() |
Application Suggestion
The JBTS is suitable for rod sealing in hydraulic system with excellant buffering and sealing effects. This single-acting seal can be applied in many occasions such as construction digger, metallurgy machinery, material handling mahines, chemical machinery, etc.
Operating Condition
Speed | Pressure | Temperature | Media | Supplied Diameter |
1.5m/s | 0-35Mpa | -30℃~200℃ | Hydraulic oil (mineral oil base) | 40mm-140mm |
Technical Drawing

Specification List
| Part No. | d | D | H | L |
| JBTS0400 | 40 | 55.5 | 5.9 | 6.3 |
| JBTS0450 | 45 | 60.5 | 5.9 | 6.3 |
| JBTS0500 | 50 | 65.5 | 5.9 | 6.3 |
| JBTS0550 | 55 | 70.5 | 5.9 | 6.3 |
| JBTS0600 | 60 | 75.5 | 5.9 | 6.3 |
| JBTS0650 | 65 | 80.5 | 5.9 | 6.3 |
| JBTS0700 | 70 | 85.5 | 5.9 | 6.3 |
| JBTS0750 | 75 | 90.5 | 5.9 | 6.3 |
| JBTS0800 | 80 | 95.5 | 5.9 | 6.3 |
| JBTS0850 | 85 | 100.5 | 5.9 | 6.3 |
| JBTS0900 | 90 | 105.5 | 5.9 | 6.3 |
| JBTS1000 | 100 | 115.5 | 5.9 | 6.3 |
| JBTS1100 | 110 | 125.5 | 5.9 | 6.3 |
| JBTS1200 | 120 | 135.5 | 5.9 | 6.3 |
| JBTS1300 | 130 | 145.5 | 5.9 | 6.3 |
| JBTS1400 | 140 | 155.5 | 5.9 | 6.3 |
* Further specifications on request,we also supply turning products or semi-finished materials.
FAQ
1. Can you make seal size which not in the list ?
Yes, we also support custom service.
2. Do you also produce the rubber o ring?
No, we make OEM order to rubber factory so they produce according to our technical requests.
3. What is your payment term?
T/T, 100% before shipment.
4. How long is the production time?
7-10 days generally, and 2 days for stock items.
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