Description
The TB Woods 8JN is a single-piece neoprene solid sleeve insert engineered specifically for use with size 8 Sure-Flex Plus flexible couplers. Designed as a direct replacement or original-fit insert, this sleeve provides the flexible, shock-absorbing connection that Sure-Flex Plus couplings are known for in demanding HVAC, pump, compressor, and mechanical drive applications.
Neoprene construction delivers excellent resistance to oil, grease, and a wide range of operating temperatures commonly encountered in mechanical room and rooftop equipment environments. The one-piece solid sleeve design simplifies installation and replacement, eliminating the need for multiple components and reducing downtime during maintenance.
Key Features
- Single-piece solid sleeve design for easy installation and replacement
- Neoprene material provides excellent oil, grease, and temperature resistance
- Engineered for size 8 Sure-Flex Plus flexible couplers
- Absorbs shock, vibration, and misalignment in drive systems
- Helps protect connected equipment from torsional stress
- Suitable for HVAC, pump, compressor, and general mechanical drive applications
Product Specifications
- Brand: TB Woods
- SKU / Part Number: 8JN
- Insert Type: Single Piece Solid Sleeve
- Material: Neoprene
- Compatible Coupler: Sure-Flex Plus, Size 8
Application
The 8JN sleeve insert is ideal for maintaining reliable flexible coupling performance in HVAC fan and blower drives, hydronic pump sets, compressor drives, and other rotating equipment where vibration isolation and misalignment compensation are required. Keeping a replacement insert on hand minimizes equipment downtime and ensures your drive systems stay running at peak efficiency.







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