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NTN7311T1GD2B7Angular Contact Ball Bearing – 55 mm ID, 120 mm OD, 29 mm Width, 30° Contact Angle, Phenolic Cage, Universal Matched Pair

Condition: New – Open box
Condition Note: MADE IN JAPAN

Availability:

1 in stock

Angular contact ball bearing pair, 55 mm bore x 120 mm OD x 29 mm wide, 30° contact angle, phenolic cage. NTN 7311T1GD2B7 universally matched set of two.

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List Price

$74.17

1 in stock

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Specifications

Key Specifications

MFR / BrandNTN
MPN7311T1GD2B7
Model7311 T1 G D2 B7 / 2MM311 WI CR DU / 7311 T DU PA7
Bearing TypeAngular Contact Ball Bearing
ID55 mm
OD120 mm
Width29 mm

Technical Specifications

Mpn Variants7311T1GD2B7, 7311-T1-GD2-B7, 7311 T1 G D2 B7, 7311 T DU P4, 7311T1GD2
Series7300
Rolling ElementsBall
Cage MaterialPhenolic
Number Of Rows1
Contact Angle30°
Mounting ArrangementUniversal matched pair
Industry Termsangular contact ball bearing pair; universal matched pair bearings; 30 degree angular contact; duplex angular contact bearing; 55mm bore bearing; phenolic cage bearing
Common MisspellingsNTN7311T1GD2B7; 7311T1GD2 B7; 7311 TIGD2B7; NTM 7311T1GD2B7
Application TypesMachine tool spindles; pump and compressor shafts; gearboxes; combined radial and axial load shaft supports

Cross-References

Cross Reference 1NSK 7311A (single bearing, 30 deg angle)
Cross Reference 2Koyo 7311 (single bearing, 30 deg angle)
Seller Part Number: AH5B3#TVF8I3

Product Description

What this part is:

NTN 7311T1GD2B7 single row angular contact ball bearings supplied as a universally matched pair. Unit Quantity: 2 Pcs. Carton and catalogue markings: 7311T1GD2B7, 7311-T1-GD2-B7, 7311 T DU P4.

Decoding the designation:

7311 — single row angular contact ball bearing, 73 medium series, bore code 11 = 55 mm bore. No angle letter = 30° contact angle.

T1 — phenolic resin cage.

GD2 — a pair of universally mountable bearings with flush-ground faces, for back-to-back, face-to-face or tandem arrangement.

Specifications:

Bore Diameter: 55 mm. Outside Diameter: 120 mm. Overall Width: 29 mm per bearing. Contact Angle: 30°. Cage Material: Phenolic. Mounting Arrangement: Universal matched pair. Rolling Elements: Ball. Number Of Rows: 1 per bearing. Series: 7300.

Dimensions and mounting:

Envelope: 55 x 120 x 29 mm per bearing. Mounting Arrangement: Universal matched pair, flush-ground faces for back-to-back, face-to-face or tandem arrangement.

Compatibility and replacement:

Cross-references: NSK 7311A (single bearing, 30 deg angle); Koyo 7311 (single bearing, 30 deg angle). Other forms of the number: 7311-T1-GD2-B7, 7311 T1 G D2 B7, 7311 T DU P4.

Frequently asked questions:

What are the dimensions of the NTN 7311T1GD2B7?

Bore Diameter: 55 mm. Outside Diameter: 120 mm. Overall Width: 29 mm per bearing.

What contact angle and cage does it have?

Contact Angle: 30°. Cage Material: Phenolic.

What does the GD2 code mean?

GD2 is a pair of universally mountable bearings with flush-ground faces. Unit Quantity: 2 Pcs.

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