MRC304RDFAngular Contact Ball Bearing Pair – 20 mm ID, 52 mm OD, 15 mm Width Each, 15° Contact Angle, Face-to-Face (DF), Open

Product Description

What this part is:

MRC 304RDF is a matched face-to-face pair of single-row angular contact ball bearings from the MRC 300-R medium series. Each bearing is 20 mm bore, 52 mm outside diameter and 15 mm wide. Contact Angle: 15°. Unit Quantity: 2 Pcs.

Decoding the designation:

304 — MRC 300 medium series, 04 bore code, 20 x 52 x 15 mm, the ISO 7304 envelope.

R — 15° contact angle with a counterbored outer ring.

DF — two bearings ground and matched as a face-to-face (DF) set, taking axial load in both directions.

Specifications:

Bore Diameter: 20 mm. Outside Diameter: 52 mm. Overall Width: 15 mm per bearing. Total Width: 30 mm as a pair. Contact Angle: 15°. Dynamic Load Rating: 20,300 N per bearing. Static Load Rating: 11,400 N per bearing. Limiting Speed: 13,000 rpm grease per bearing. Closure Type: Open. Rolling Elements: Ball. Number Of Rows: 1 per bearing. Mounting Arrangement: Face-to-face (DF) matched pair. Series: 300-R. Unit Quantity: 2 Pcs.

Dimensions and mounting:

Envelope per bearing: 20 x 52 x 15 mm, ISO 7304 size. Pair stack width: 30 mm. Counterbored outer ring.

Compatibility and replacement:

ISO 7304 C is the single-bearing, 15° designation on the same 20 x 52 x 15 mm size. The set is also marked 7304 C T DUL. Harmonization Code: 8482.10.50.

Frequently asked questions:

What size is each MRC 304RDF bearing?

20 mm bore, 52 mm outside diameter and 15 mm width.

What contact angle does the 304RDF have?

15°, from the R in the designation, with a counterbored outer ring.

How many bearings are in the set?

Two bearings, matched as a face-to-face (DF) pair.