Spider bearing

In your instruction manual, this part appears on the parts list as: Item No Models 1  LittleMachineShop.com 4100 HiTorque Mini Lathe - 7x12LittleMachineShop.com 4200 HiTorque Mini Lathe - 7x12LittleMachineShop.com 5100 HiTorque Mini Lathe - 7x16LittleMachineshop.com 5200 HiTorque Mini Lathe - 7x16Various SC2-US SIEG Mini LatheLittleMachineShop.com 7300 HiTorque Mini Lathe - 7x16LittleMachineShop.com 7350 HiTorque Mini Lathe - 7x16Micro-Mark 84631 MicroLux Mini Lathe - 7x16 11  Enco 110-0803 Enco Mini Lathe - 7x10Harbor Freight 93212 Central Machinery Mini Lathe - 7x10Harbor Freight 33684 Central Machinery Mini Lathe - 7x10MSC 0192857 Enco Mini Lathe - 7x10BusyBee CX704 Craftex Mini Lathe - 7x12Grizzly G8688 Grizzly Mini Lathe - 7x12Harbor Freight 93799 Central Machinery Mini Lathe - 7x12Homier 03911 Speedway Mini Lathe - 7x12Micro-Mark 82500 MicroLux Mini Lathe - 7x12Northern Tool 49656 KLUTCH Mini Lathe - 7x12Cummins 5278 Cummins Mini Lathe - 7x12Tormach 30689 Tormach Lathe, Duality CNCVarious C2-US SIEG Mini LatheWEN 3455 WEN Mini Lathe - 7x12Princess Auto 8507659 Powerfist Mini Lathe - 7x12Travers Tools OT222300 OTMT Mini Lathe - 7x12Eastwood 32497 Mini Lathe - 7x12LittleMachineShop.com 1012 LittleMachineShop.com Mini Lathe - 7x12LittleMachineShop.com 1014 LittleMachineShop.com Mini Lathe - 7x14LittleMachineShop.com 4959 SIEG Mini Lathe - 7x14 (C3)Micro-Mark 82710 MicroLux Mini Lathe - 7x14Various C3-US SIEG Mini Lathe - 7x14 119  LittleMachineShop.com 3960 HiTorque Mini MillLittleMachineShop.com 3990 HiTorque Mini MillLittleMachineShop.com 4190 HiTorque Mini MillVarious SX2LF-US SIEG Mini Mill 123  Grizzly G8689 Grizzly Mini MillMicro-Mark 82573 MicroLux Mini MillBusyBee CX605 Craftex Mini MillHarbor Freight 44991 Central Machinery Mini MillNorthern Tool 49657 KLUTCH Mini MillHomier 03947 Speedway Mini MillCummins 7877 Cummins Mini MillVarious X2-US-MT3 SIEG Mini MillVarious X2-US-R8 SIEG Mini MillBolton XJ-9510 Mini MillHare & Forbes HM-10 SIEG Mini MillPrincess Auto 8507667 Powerfist Mini MillTravers Tools OT2213 OTMT Mini MillEastwood 32498 Mini MillPenn Tool Co XJ-9510-1 Precise Mini MillClarke CMD300 Mini MillKing Canada KC-15VS King Industrial Mini MillVarious X2L-US SIEG Mini MillWEN 33013 WEN Mini Mill 147  LittleMachineShop.com 3536 HiTorque Bench Lathe - 8.5x16LittleMachineShop.com 3540 HiTorque Bench Lathe - 8.5x20LittleMachineShop.com 3595 HiTorque Bench Lathe - 8.5x20Various SC4-US SIEG Bench LatheTravers Tools OT218410 OTMT Bench Lathe - 8.5x16LittleMachineShop.com 7550 HiTorque Bench Lathe - 8.5x20LittleMachineShop.com 7500 HiTorque Bench Lathe - 8.5x20 61  LittleMachineShop.com 4962 SIEG Mini Mill (X2D) 7a  LittleMachineShop.com 3900 HiTorque Mini MillVarious SX2L-US SIEG Mini Mill 83a  BusyBee CX612 Craftex Mini MillMicro-Mark 84630 MicroLux Mini MillVarious SX2-US SIEG Mini Mill Click your model to see the complete parts list.

This bearing is used on the spindle of all mini lathes and mini mills. Two are used on all machines except the mini mill with R8 spindle which uses one. These are NSK, NTN, Nachi, or equivalent brand, permanently lubricated and sealed bearings. Part # 147 on SC4 parts diagram (SC4-147). Upper spindle bearing on the 3900, 3960 and 3990 mini mills. Drawing part #7a on the 3900 and #119 on the 3960 and 3990 mini mills.

These are NSK, NTN, Nachi, or equivalent brand, permanently lubricated and sealed bearings. Part # 147 on SC4 parts diagram (SC4-147). Upper spindle bearing on the 3900, 3960 and 3990 mini mills. Drawing part #7a on the 3900 and #119 on the 3960 and 3990 mini mills.

Spindlewhorls

These are NSK, NTN, Nachi, or equivalent brand, permanently lubricated and sealed bearings. Part # 147 on SC4 parts diagram (SC4-147). Upper spindle bearing on the 3900, 3960 and 3990 mini mills. Drawing part #7a on the 3900 and #119 on the 3960 and 3990 mini mills.

Spindlebearing Replacement

This bearing is used on the spindle of all mini lathes and mini mills. Two are used on all machines except the mini mill with R8 spindle which uses one. These are NSK, NTN, Nachi, or equivalent brand, permanently lubricated and sealed bearings. Part # 147 on SC4 parts diagram (SC4-147). Upper spindle bearing on the 3900, 3960 and 3990 mini mills. Drawing part #7a on the 3900 and #119 on the 3960 and 3990 mini mills.

Upper spindle bearing on the 3900, 3960 and 3990 mini mills. Drawing part #7a on the 3900 and #119 on the 3960 and 3990 mini mills.

Part # 147 on SC4 parts diagram (SC4-147). Upper spindle bearing on the 3900, 3960 and 3990 mini mills. Drawing part #7a on the 3900 and #119 on the 3960 and 3990 mini mills.

Spindlebearing types

Upper spindle bearing on the 3900, 3960 and 3990 mini mills. Drawing part #7a on the 3900 and #119 on the 3960 and 3990 mini mills.

Part # 147 on SC4 parts diagram (SC4-147). Upper spindle bearing on the 3900, 3960 and 3990 mini mills. Drawing part #7a on the 3900 and #119 on the 3960 and 3990 mini mills.

Spindlebearing assembly