Bearing 17 × 40 × 12 mm

Bearings › 17 × 40 × 12 mm

A bearing 17 mm bore, 40 mm outside diameter and 12 mm wide is one of these: 6203 (deep groove ball bearing), 7203B (angular contact ball bearing), 1203 (self-aligning ball bearing), NU203 (cylindrical roller bearing).

Bearings this size

• 6203deep groove ball bearing, C 9.95 kN
• 7203Bangular contact ball bearing
• 1203self-aligning ball bearing
• NU203cylindrical roller bearing

Same sizes, different bearings: look at the rolling elements and the number on the ring to tell them apart.

Find by size in Benchsmith

Same bore and OD, other width

• 17 × 40 × 13.2530203
• 17 × 40 × 17.53203

Same bore, other OD

• 17 × 26 × 56803
• 17 × 30 × 76903
• 17 × 35 × 816003
• 17 × 35 × 106003
• 17 × 47 × 146303
• 17 × 47 × 15.2530303

Measured a worn bearing? Type the sizes into Benchsmith → Find → Bearing: it shows the closest sizes and how far off each one is.