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BS

Larger Balls

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Attributes	Part Number	CAD	Online Store Unit Price (USD)	Quantity	Days to Ship	For Shaft O.D. (mm)	Item Total
For Shaft O.D. (mm): 19	BS1955	CAD	–		Days to Ship: 3 - 4 weeks	For Shaft O.D. (mm): 19
For Shaft O.D. (mm): 22	BS2260	CAD	–		Days to Ship: 3 - 4 weeks	For Shaft O.D. (mm): 22
For Shaft O.D. (mm): 25	BS2565	CAD	–		Days to Ship: 3 - 4 weeks	For Shaft O.D. (mm): 25
For Shaft O.D. (mm): 28	BS2870	CAD	–		Days to Ship: 3 - 4 weeks	For Shaft O.D. (mm): 28
For Shaft O.D. (mm): 32	BS3275	CAD	–		Days to Ship: 3 - 4 weeks	For Shaft O.D. (mm): 32
For Shaft O.D. (mm): 38	BS3880	CAD	–		Days to Ship: 3 - 4 weeks	For Shaft O.D. (mm): 38


Model No.	Main dimensions				Radialclearancetolerance	Basic load rating		Mass
	d_t	D_a	d_s	L_m		Dynamic C	Static C₀
	d_t	D_a	d_s	L_m		Dynamic C	Static C₀
	mm	mm (in)	mm	mm	µm	kN	kN	g
BS1955	19	3.175 (1/8)	25.35	55	–7	11.7	4.22	33.2
BS2260	22	3.175 (1/8)	28.35	60	–7	12.2	4.71	39.1
BS2565	25	3.175 (1/8)	31.35	65	–7	13.2	5.59	47.1
BS2870	28	3.969 (5/32)	35.938	70	–9	17.7	7.55	80.0
BS3275	32	3.969 (5/32)	39.938	75	–9	19.3	8.92	96.0
BS3880	38	4.762 (3/16)	47.525	80	–10	22.5	10.9	150

Model Number Coding

Note 1: see the Specifications tab for standard sizes
Model	Applicable shaft size¹	Length¹
BS	19	55

BS	19 ~ 38	55 ~ 80