6908 bearing: 40 × 62 × 12 mm

A 6908 is a deep groove ball bearing, 40 mm bore, 62 mm outside diameter, 12 mm wide. Variants: 6908-2RS (rubber sealed), 6908-ZZ (metal shields), 6908 open.

Bore	40 mm
Outside diameter (OD)	62 mm
Width	12 mm

Sizes from maker catalogues. No sourced load ratings for this one yet, so none are shown.

Open 6908 in Benchsmith Add to order list

What the number means

`6`	Deep groove ball bearing
`9`	Thin section series, a little heavier
`08`	Bore 08 × 5 = 40 mm

Ask for

6908-2RS: rubber sealed both sides. Other brands: SKF 6908-2RSH, FAG 6908-2RSR, NSK 6908DDU, NTN 6908LLU, Koyo 6908-2RS.
6908-ZZ: metal shields both sides. Other brands: SKF 6908-2Z, FAG 6908-2ZR, NSK 6908ZZ, NTN 6908ZZ, Koyo 6908ZZ.
6908: open, no seals or shields.

Add C3 for electric motors and anything that runs hot.

Same bore, different size

680840 × 52 × 7
600840 × 68 × 15
620840 × 80 × 18
630840 × 90 × 23
640840 × 110 × 27

One size up or down

690735 × 55 × 10 (down)
690945 × 68 × 12 (up)

Every bearing 40 × 62 × 12 mm: 40 × 62 × 12 mm bearings. Measured a bearing with no number on it? Type the bore, OD and width into Benchsmith → Find → Bearing.