1300 Series Self-Aligning Ball Bearings

1300 series — 23 sizes, ISO 15 boundary dimensions with cross-brand equivalents.

Sizes in this series

Designation	Bore	Outer Ø	Width (B)	Cross-reference
1300	10 mm	35 mm	11 mm	equivalents →
1301	12 mm	37 mm	12 mm	equivalents →
1302	15 mm	42 mm	13 mm	equivalents →
1303	17 mm	47 mm	14 mm	equivalents →
1304	20 mm	52 mm	15 mm	equivalents →
1305	25 mm	62 mm	17 mm	equivalents →
1306	30 mm	72 mm	19 mm	equivalents →
1307	35 mm	80 mm	21 mm	equivalents →
1308	40 mm	90 mm	23 mm	equivalents →
1309	45 mm	100 mm	25 mm	equivalents →
1310	50 mm	110 mm	27 mm	equivalents →
1311	55 mm	120 mm	29 mm	equivalents →
1312	60 mm	130 mm	31 mm	equivalents →
1313	65 mm	140 mm	33 mm	equivalents →
1314	70 mm	150 mm	35 mm	equivalents →
1315	75 mm	160 mm	37 mm	equivalents →
1316	80 mm	170 mm	39 mm	equivalents →
1317	85 mm	180 mm	41 mm	equivalents →
1318	90 mm	190 mm	43 mm	equivalents →
1319	95 mm	200 mm	45 mm	equivalents →
1320	100 mm	215 mm	47 mm	equivalents →
1321	105 mm	225 mm	49 mm	equivalents →
1322	110 mm	240 mm	50 mm	equivalents →

Boundary-dimension reference only. Verify suffixes before substituting.