Fafnir3MM206WI DULSuper-Precision Angular Contact Ball Bearing Matched Pair – Straight Bore, 30 mm ID, 62 mm OD, 16 mm Width, Open, 25° Contact Angle, Light Preload, Machined Phenolic Cage.

Product Description

What this part is:

Fafnir 3MM206WI-DUL is a matched duplex pair of super-precision angular contact ball bearings, 200 series, ISO size 7206. Each bearing is single row, open, straight bore. Universally ground, light preload. Unit Quantity: 2 Pcs.

Decoding the designation:

3MM — Fafnir 25° super-precision angular contact execution.

206 — 200 series, 30 x 62 x 16 mm envelope (ISO 7206).

WI — low shoulder on both rings, the duplex form.

CR — phenolic cage, shown in the full carton designation 3MM206WI CR DUL.

DUL — duplex, universally ground, light preload.

Specifications:

Bore Diameter: 30 mm. Outside Diameter: 62 mm. Overall Width: 16 mm per bearing. Contact Angle: 25°. Precision Class: ABEC 7 / P4. Preload: Light. Cage Material: Phenolic. Number of Rows: 1 per bearing. Rolling Elements: Ball. Bearing Material: Chrome bearing steel. Arrangement: matched duplex pair, universally ground. Unit Quantity: 2 Pcs.

Dimensions and mounting:

Total Width: 32 mm for the pair. Mounting Arrangement: Universal; the two bearings are ground as a matched set and can be stacked back-to-back, face-to-face or in tandem.

Compatibility and replacement:

Cross-references: FAG B7206-E-T-P4S-DUL; SKF 7206 ACD/P4ADGB (light preload); NSK 7206A5TYNDULP4 (polyamide cage). Each is a 25° light-preload duplex set on the 30 x 62 x 16 mm envelope.

Frequently asked questions:

What size are the Fafnir 3MM206WI-DUL bearings?

30 mm bore, 62 mm outside diameter, 16 mm width per bearing (ISO size 7206).

What contact angle and preload do they have?

25° contact angle (3MM) and light preload (L in DUL).

How many bearings are in the set?

Two bearings, a matched universally ground duplex pair.