RHP7213CTDULP4Super Precision Angular Contact Ball Bearing – 65 mm ID, 120 mm OD, 23 mm Width, 15° Contact Angle, ABEC 7, Light Preload

Product Description

What this part is:

RHP (now NSK) 7213CTDULP4 is a super precision angular contact ball bearing, 65 x 120 x 23 mm, supplied as a universally ground duplex matched pair. Unit Quantity: 2 Pcs, one matched duplex pair. Series: 72 (ISO dimension series 02, medium section). Base Number: 7213C. Number Of Rows: 1 per bearing. Rolling Elements: Balls. Bore Type: Straight. Closure Type: Open. Harmonization Code: 8482.10.50.28.

Decoding the designation:

7 — single-row angular contact ball bearing.

2 — dimension series 02.

13 — bore code, 65 mm bore.

C — 15° contact angle.

T — outer-ring-guided phenolic cage.

DU — duplex, universally ground.

L — light preload.

P4 — ISO class 4, equivalent to ABEC 7.

Specifications:

Bore Diameter: 65 mm. Outside Diameter: 120 mm. Overall Width: 23 mm per bearing. Contact Angle: 15°. Precision Class: P4 (ABEC 7). Preload: Light (L). Dynamic Load Rating: 73,000 N per bearing. Static Load Rating: 58,500 N per bearing. Limiting Speed: 18,700 rpm oil/air; 11,500 rpm grease. Cage Type: Machined one-piece, outer-ring guided. Cage Material: Laminated phenolic resin. Maximum Operating Temperature: 120°C. Item Weight: 1.007 kg (2.22 lb) per bearing; 2.014 kg (4.44 lb) per matched pair. Ring and ball material: through-hardened carbon chrome bearing steel.

Dimensions and mounting:

Mounting Arrangement: Duplex, universally ground (DU), usable back-to-back (DB), face-to-face (DF) or tandem (DT) at the ground light preload. Chamfer r min: 1.5 mm. Chamfer r1 min: 1.0 mm. Abutment diameter d1 min: 74 mm. Abutment diameter D1 max: 111 mm. Abutment diameter D2 max: 114 mm. Effective Load Centre: 23.9 mm. Axial Preload, light grade, paired: 440 N. Axial Stiffness, light grade, paired: 95 N per micrometre. Internal Volume: 41.1 cm3 per bearing. Lubrication jet pitch circle diameter: 86.2 mm.

Compatibility and replacement:

Cross-references at 15° contact angle, P4 class and light preload: NSK 7213CTRDULP4; NSK 7213CTYNDULP4 (polyamide cage); Timken/Fafnir 2MM213WI CR DUL; SKF 7213CD/P4ADGA; FAG B7213C.T.P4S.UL; NTN 7213CGD2GLP4. Source for ratings and dimensions: RHP Super Precision Angular Contact Ball Bearings catalogue C859/B/E/I/03.02, Table 10, row 7213CTRSU.

Frequently asked questions:

What are the dimensions of the RHP 7213CTDULP4?

Bore 65 mm, outside diameter 120 mm, width 23 mm per bearing, ISO dimension series 02.

What does DUL mean in 7213CTDULP4?

DU is a duplex set ground universally for any arrangement; L is the light preload grade, 440 N paired.

What are the load ratings and contact angle?

Dynamic load rating 73,000 N and static load rating 58,500 N per bearing, with a 15° contact angle.