SL160 Rotary Swivel – 1600 kN rated load, 35 MPa (5,000 PSI). API SPEC 8C. CAMTOP drilling swivel.
SL160 Rotary Swivel | 1600 kN API SPEC 8C | 35 MPa 5000 PSI
Description
SL160 Rotary Swivel 旋转水龙头
API SPEC 8C | 1600 kN Rated Load | 35 MPa (5,000 PSI) | Max 300 RPM
Product Overview
The SL160 Rotary Swivel is a heavy-duty drilling swivel designed and manufactured to API SPEC 8C standards. With a rated static load capacity of 1600 kN and a maximum working pressure of 35 MPa (5,000 PSI), it is engineered for demanding drilling operations. The swivel features a self-sealing packing unit with quick-change design, allowing field replacement of the wash pipe and packing without disassembling other components.
Standard: API SPEC 8C | Rated Load: 1600 kN | Max Working Pressure: 35 MPa (5,000 PSI) | Weight: 950 kg
Assembly Drawing

SL160 Rotary Swivel General Assembly Drawing — For reference only
Key Features
- API SPEC 8C Compliant: Designed and manufactured to international drilling equipment standards
- High Load Capacity: 1600 kN (360,000 lbs) rated static load for heavy-duty drilling operations
- High Pressure Rating: 35 MPa (5,000 PSI) maximum working pressure
- Self-Sealing Packing Unit: Quick-change design allows wash pipe and packing replacement without major disassembly in the field
- High Speed Operation: Maximum 300 RPM rotation speed for efficient drilling
- 4-1/2″ REG LH Connection: Standard API rotary shouldered connection for lower stem
- 3LP Gooseneck Connection: API 5B standard line pipe thread for mud hose connection
- Thrust Bearing System: Main bearing with upper and lower stabilizer bearings for smooth rotation under load
- Dual Lubrication: Gear oil bath for main housing + lithium grease for packing and bearing fittings
- Low Temperature Capable: Designed for operation down to -20°C (-4°F). Lower temperature available on request
Technical Specifications
| Item | Specification |
|---|---|
| Model | SL160 |
| Design Standard | API SPEC 8C |
| Rated Static Load | 1,600 kN (360,000 lbs) |
| Max Rotation Speed | 300 RPM |
| Max Working Pressure | 35 MPa (5,000 PSI) |
| Center Tube ID | 57 mm (2.24″) |
| Lower Connection | 4-1/2″ REG LH (Left Hand) |
| Gooseneck Connection | 3 LP (API 5B) |
| Dimensions (LxWxH) | 2,650 x 875 x 695 mm |
| Net Weight | 950 kg (2,094 lbs) |
| Min. Operating Temperature | -20°C (-4°F) |
| Lubrication Oil | SAE 90 EP Industrial Gear Oil |
| Grease Type | Lithium-based Grease No.2 |
Main Components
| Component | Description |
|---|---|
| Bail / Lifting Ring | Forged lifting ring with pin connection for standard drilling hook |
| Gooseneck | 3 LP thread connection for mud hose, with supporting bracket |
| Packing Unit | Self-sealing quick-change design with wash pipe, packing rings, O-rings, and snap ring |
| Main Bearing Assembly | Thrust bearing with upper seat ring, rollers, cage, and lower seat ring |
| Center Tube | 57 mm ID, with 4-1/2 REG LH lower connection |
| Housing / Body | Main load-bearing housing with oil bath lubrication system |
| Gland / Stuffing Box | Lower seal housing with oil seals and stabilizer bearing |
Maintenance Schedule
| Frequency | Maintenance Required |
|---|---|
| Each Shift | Check oil level. Lubricate bail pin, packing unit, and bracket seals with lithium grease No.2 |
| Every 2 Months | Replace gear oil (new/repaired swivels: change after first 200 hrs) |
| Every 2 Years | Medium repair. NDT required on main load-bearing components |
| Every 3 Years | Major overhaul. Complete disassembly, inspection, and recertification |
Why Choose CAMTOP?
- API SPEC 8C compliant design and manufacturing
- ISO 9001 certified quality management system
- Complete quality documentation with material certificates and test reports
- Spare parts and seal kits readily available
- Competitive factory-direct pricing with global shipping
- Technical support and maintenance guidance provided
Contact Us
Email: sales@cposl.com
Phone: +86.21.58432768
Web: www.camtop-oilfieldtools.com
Address: No. 432, Fute North Road, Pudong District, Shanghai, China

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