SFERAX SA - Products - Ball Bearings and Seals - Standard Metric Ball Bearing

Standard type

Consists of a rigid housing made of bearing steel 100 Cr6, hardened to 63 HRC, ground and lapped inside (Grade B unlapped). Solid brass precision-milled ball tray.

Available Dimensions
Ų 6-150 mm in precision grades B and A,
Ų 25-150 mm in precision grades XA and ZA.

See Tolerances

Allowed Temperatures

From -30° to +80° C.

Guard

Seals

Recommended Shafts

See Tolerances

Standard GBP* Type

Consists of a rigid housing made of bearing steel 100 Cr6, hardened to 63 HRC, ground and lapped inside. Ball tray in polyamid.

Available Dimensions
Ų 6 - 20 mm in precision grades XA and ZA, in precision grade A on request.

Advantages
- Smooth, jerk-free operation
- Noiseless

SFERAX Type	inner diameter mm	outer diameter mm	Length mm	Ų ball mm	Load Capacity		Weight in gr.
SFERAX Type	inner diameter mm	outer diameter mm	Length mm	Ų ball mm	Stat. N	Dyn. Coeff. Y	Weight in gr.
612 815 816 1017 1222 *1222	6 8 8 10 12 12	12 15 16 17 22 22	18 20 20 22 27 28	1,588 2,000 2,000 2,000 2,381 2,000	300 420 420 495 705 705	0,003330 0,002380 0,002380 0,002020 0,001410 0,001410	8 14 17 18 42 42
1525 1626 1828 2032	15 16 18 20	25 26 28 32	28 30 30 35	2,381 2,381 2,000 2,500	1035 1095 1500 1860	0,000960 0,000910 0,000660 0,000530	52 58 66 107
2538 2540 3045 3552 4060	25 25 30 35 40	38 40 45 52 60	45 45 54 62 72	3,000 3,000 3,000 3,500 3,969	2805 2805 4125 5625 7350	0,000350 0,000350 0,000240 0,000170 0,000130	177 217 303 453 725