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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 3311/5311 is a double-row, single bearing with a 55 mm bore, 30° contact angle, double shields, ABEC 1 precision, and a steel cage. This metric bearing, identified by industry…

SKU 3G-OTH-107822

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
5311CFF
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 3311/5311 is a double-row, single bearing with a 55 mm bore, 30° contact angle, double shields, ABEC 1 precision, and a steel cage. This metric bearing, identified by industry number 3311/5311 and MPN 5311CFF, is supplied as a single, not matched, unit.

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: 3311/5311, 2 Rows, 30°, Dbl Shield, ABEC 1, Steel Cage, 55 mm Bore (MPN 5311CFFG). 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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MRC Angular Contact Ball Bearing: 3314/5314, 2 Rows, 30°, Dbl Shield, ABEC 1, Steel Cage, 70 mm Bore (MPN 5314CFF). Key specifications — Bearing Industry Number: 3314/5314; 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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MRC Angular Contact Ball Bearing: 3314/5314, 2 Rows, 30°, Dbl Shield, ABEC 1, Steel Cage, 70 mm Bore (MPN 5314CFF). Key specifications — Bearing Industry Number: 3314/5314; 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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MRC Angular Contact Ball Bearing: 3310/5310, 2 Rows, 30°, Dbl Shield, ABEC 1, Steel Cage, 50 mm Bore (MPN 5310MFFG). Key specifications — Bearing Industry Number: 3310/5310; 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: 3317/5317, 2 Rows, 30°, Open, ABEC 1, Steel Cage, 85 mm Bore (MPN 5317C). Key specifications — Bearing Industry Number: 3317/5317; 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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MRC Angular Contact Ball Bearing: 3307/5307, 2 Rows, 30°, Open, ABEC 1, Steel Cage, 35 mm Bore (MPN 5307M). Key specifications — Bearing Industry Number: 3307/5307; 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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MRC Angular Contact Ball Bearing: 3214/5214, 2 Rows, 30°, Dbl Sealed, ABEC 1, Steel Cage, 70 mm Bore (MPN 5214MZZ). Key specifications — Bearing Industry Number: 3214/5214; 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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MRC Angular Contact Ball Bearing: 3208/5208, 2 Rows, 30°, Open, ABEC 1, Steel Cage, 40 mm Bore (MPN 5208M). Key specifications — Bearing Industry Number: 3208/5208; 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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MRC Angular Contact Ball Bearing: 3208/5208, 2 Rows, 30°, Open, ABEC 1, Steel Cage, 40 mm Bore (MPN 5208M). Key specifications — Bearing Industry Number: 3208/5208; 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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MRC Angular Contact Ball Bearing: 3209/5209, 2 Rows, 30°, Open, ABEC 1, Steel Cage, 45 mm Bore (MPN 5209C). Key specifications — Bearing Industry Number: 3209/5209; 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: 3306/5306, 2 Rows, 30°, Dbl Shield, ABEC 1, Steel Cage, 30 mm Bore (MPN 5306CFF). Key specifications — Bearing Industry Number: 3306/5306; 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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MRC Angular Contact Ball Bearing: 3209/5209, 2 Rows, 30°, Dbl Shield, ABEC 1, Steel Cage, 45 mm Bore (MPN 5209CFF). Key specifications — Bearing Industry Number: 3209/5209; 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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MRC Angular Contact Ball Bearing: 3209/5209, 2 Rows, 30°, Dbl Shield, ABEC 1, Steel Cage, 45 mm Bore (MPN 5209CFF). Key specifications — Bearing Industry Number: 3209/5209; Brand: MRC; Contact Bearing Type: Angular Contact; Matched Bearing Type: Not Matched/Single Bearing; System of Measurement: Metric; Bearing Type: Single Bearing.