FAG21310-E1-K-TVPB-C3Spherical Roller Bearing – Double Row, 50 mm Bore, 110 mm OD, 27 mm Width, 1:12 Tapered Bore, Open, Polyamide Cage, C3 Clearance

Product Description

What this part is:

FAG 21310-E1-K-TVPB-C3 is a double-row spherical roller bearing with a 1:12 tapered bore, supplied as one bearing (Unit Quantity: 1 Pc). Bore Diameter: 50 mm. Outside Diameter: 110 mm. Overall Width: 27 mm. Series: 213. Base Number: 21310. Number Of Rows: 2. Rolling Elements: Spherical Roller. Bore Type: Tapered 1:12. Closure Type: Open. Bearing Material: Chrome steel. Item Weight: 0.85 kg (1.86 lb). GTIN: 4026677807434.

Decoding the designation:

213 — spherical roller bearing dimension series 213 to DIN 635-2, two rows of barrel rollers on one sphered outer raceway.

10 — bore code, 50 mm bore.

E1 — reinforced internal design with a larger roller complement and higher load ratings.

K — tapered bore, 1:12 taper.

TVPB — glass-fibre reinforced polyamide cage.

C3 — radial internal clearance greater than normal.

Specifications:

Dynamic Load Rating: 140,000 N. Static Load Rating: 146,000 N. Fatigue Load Limit: 17,300 N. Limiting Speed: 8,500 rpm. Reference Speed: 6,000 rpm. Internal Clearance: C3. Cage Material: Polyamide. Cage Type: Solid, one-piece. Precision Class: RBEC 1 / P0.

Dimensions and mounting:

Bore Diameter: 50 mm. Outside Diameter: 110 mm. Overall Width: 27 mm. Bore Type: Tapered 1:12. Mounts on an H310 adapter sleeve, which has a 45 mm shaft seat and a 50 mm tapered outside diameter, with a KM10 locknut and MB10 lockwasher.

Compatibility and replacement:

Cross-references: SKF 21310 EK/C3, NTN 21310 K C3, Koyo 21310 RHK C3, RHP 21310 K C3 and SNR 21310 EAK J30 are 50 x 110 x 27 mm tapered-bore double-row spherical roller bearings; NSK 21310EAKE4C3 adds an E4 lubrication groove; Timken 21310KEJW33C3 and Torrington 21310KJW33C3 add a W33 lubrication groove; FAG 21310-E1-XL-K-TVPB-C3 is the X-life execution with higher ratings.

Frequently asked questions:

What size is the FAG 21310-E1-K-TVPB-C3?

Bore 50 mm, outside diameter 110 mm and width 27 mm, with a 1:12 tapered bore. Item weight is 0.85 kg (1.86 lb).

Which adapter sleeve fits the 21310 K bore?

The H310 adapter sleeve: its tapered outside diameter is 50 mm, matching the bearing bore, and its shaft seat is 45 mm.

What do E1 and TVPB mean in this designation?

E1 is the reinforced internal design with higher load ratings, and TVPB is a glass-fibre reinforced polyamide cage.