Description
The TB Woods 3JN is a single-piece neoprene solid sleeve insert designed specifically for use with Size 3 Sure-Flex Plus flexible jaw couplers. Engineered to deliver reliable torque transmission while absorbing shock, vibration, and misalignment in HVAC and mechanical drive applications, this sleeve insert is an essential maintenance and replacement component for keeping your Sure-Flex Plus coupling system performing at its best.
Constructed from durable neoprene elastomer, the 3JN sleeve provides excellent resistance to oil, grease, and a wide range of environmental conditions commonly encountered in mechanical equipment rooms and HVAC installations. The single-piece design simplifies installation and replacement — no special tools required — making it a practical choice for routine maintenance.
Key Features
- Single-piece neoprene solid sleeve insert for easy installation and replacement
- Designed specifically for Size 3 TB Woods Sure-Flex Plus jaw couplers
- Neoprene construction offers excellent resistance to oil, grease, and common chemicals
- Absorbs shock loads, dampens vibration, and accommodates minor shaft misalignment
- Helps protect connected equipment from torque spikes and torsional vibration
- No lubrication required for the sleeve element
- Drop-in replacement for worn or damaged Sure-Flex Plus Size 3 inserts
Applications
- HVAC blower and fan drive systems
- Pump and compressor drives
- General industrial power transmission applications
- Replacement maintenance for existing Sure-Flex Plus Size 3 coupler installations
Product Specifications
- Brand: TB Woods
- Part Number / SKU: 3JN
- Coupler Size: 3
- Insert Type: Solid Sleeve, Single Piece
- Material: Neoprene Elastomer
- Compatible Coupler Series: Sure-Flex Plus
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