Product Description – NTN Adapter Sleeve HE 310 (Proper Size)
Product Name: Adapter Sleeve HE 310
Brand: NTN (bearing accessory for inch-series shafts)
Type: Adapter sleeve with locknut (KM 10) and locking washer (MB 10) included (typical)
Application: Used to mount tapered-bore bearings securely onto smooth or stepped shafts — allowing accurate axial location, easy assembly, and disassembly without machining shaft shoulders.




