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MRC Angular Contact Ball Bearing: 3311/5311, 2 Rows, 30°, Dbl Shield, ABEC 1 - Double-Row Angular Contact Bearings
MRCDouble-Row Angular Contact Bearings

MRC Angular Contact Ball Bearing: 3311/5311, 2 Rows, 30°, Dbl Shield, ABEC 1

The MRC Angular Contact Ball Bearing, model 3311/5311 (MPN 5311CFFG), is a double-row, single bearing with a 55 mm bore, 30° contact angle, double shield, ABEC 1 precision, and a steel cage. This metric angular…

SKU 3G-OTH-107840

Brand
MRC
Item
Angular Contact Ball Bearing: 3311/5311, 2 Rows, 30°, Dbl Shield, ABEC 1
Category
Double-Row Angular Contact Bearings
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Technical Specifications

MRC
Manufacturer Part Number
5311CFFG
Type
30°, Dbl Shield, ABEC 1, Steel Cage
Bore
55 mm
Rows
2
Bearing Type
Single Bearing
Contact Bearing Type
Angular Contact
Matched Bearing Type
Not Matched/Single Bearing
System of Measurement
Metric
Bearing Industry Number
3311/5311
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MRC Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The MRC Angular Contact Ball Bearing, model 3311/5311 (MPN 5311CFFG), is a double-row, single bearing with a 55 mm bore, 30° contact angle, double shield, ABEC 1 precision, and a steel cage. This metric angular contact bearing is supplied as a single, not matched, unit.

Frequently Asked Questions

What is the MRC 3311/5311 angular contact ball bearing used for?

The MRC 3311/5311 double-row angular contact ball bearing handles combined radial and axial loads in industrial machinery. Common applications include pumps, gearboxes, compressors, and material handling equipment where shaft support and alignment are critical.

What are the specifications of the MRC 5311CFFG bearing?

The MRC 5311CFFG is a double-row angular contact ball bearing with a 55 mm bore, 30° contact angle, double shield, ABEC 1 precision, and a steel cage. It is a single, not matched, metric bearing with industry number 3311/5311.

Where to buy the MRC 3311/5311 bearing worldwide?

3G Electric supplies the MRC 3311/5311 bearing to global customers. We handle full logistics, customs clearance, and delivery to your site worldwide. Contact us for pricing and lead time on this double-row angular contact bearing.

How to select the correct MRC angular contact bearing for an application?

Select based on bore size (55 mm for this model), load type (combined radial and axial), contact angle (30° for moderate axial loads), and precision class (ABEC 1 for general industrial use). Verify shaft and housing fits per manufacturer guidelines.

Used in

Common applications for MRC
Industrial pump shafts — MRC 5200 series double-row angular contact bearings for radial and axial load support
Gearbox output shafts — MRC 5210C open bearing for oil-lubricated, high-speed applications
Electric motor bearing housings — MRC 5202SBKFF shielded bearing for contamination resistance in clean environments
Conveyor roller assemblies — MRC 5306MG open bearing for moderate load and speed conditions
Compressor crankshafts — MRC 5214C double-row bearing for combined load capacity in reciprocating machinery
Machine tool spindles — MRC 5213MFF shielded bearing for precision rotation with minimal maintenance

MRC Products

3G Electric supplies MRC double-row angular contact bearings. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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MRC Angular Contact Ball Bearing: 3312/5312, 2 Rows, 30°, Dbl Shield, ABEC 1, Steel Cage, 60 mm Bore (MPN 5312CFF). Key specifications — Bearing Industry Number: 3312/5312; Brand: MRC; Contact Bearing Type: Angular Contact; Matched Bearing Type: Not Matched/Single Bearing; System of Measurement: Metric; Bearing Type: Single Bearing.
MRC Angular Contact Ball Bearing: 3311/5311, 2 Rows, 30°, Open, ABEC 1, Steel Cage, 55 mm Bore (MPN 5311C). Key specifications — Bearing Industry Number: 3311/5311; Brand: MRC; Contact Bearing Type: Angular Contact; Matched Bearing Type: Not Matched/Single Bearing; System of Measurement: Metric; Bearing Type: Single Bearing.
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