SKF7013-ACDGB/P4ASuper Precision Angular Contact Ball Bearing – 65 mm ID, 100 mm OD, 18 mm Width, 25° Contact Angle, P4A, Light Preload

Product Description

What this part is

SKF 7013 ACDGB/P4A is a super-precision, high-capacity single row angular contact ball bearing from the SKF 70 series. It is universally matchable and can be combined back-to-back, face-to-face or in tandem to give a predetermined light preload without shims.

Decoding the designation

7013 — 70 series angular contact ball bearing, 65 mm bore, 100 mm outside diameter.

ACD — high-capacity D design with a 25° contact angle.

GB — single bearing for universal matching, light preload.

P4A — SKF precision class: ISO P4 dimensional accuracy with tighter running accuracy.

What these specs mean in practice

Bore Diameter: 65 mm. Outside Diameter: 100 mm. Width: 18 mm. Contact Angle: 25°. Precision Class: ABEC 7 / P4A. Preload: Light, 480 N unmounted (back-to-back or face-to-face pair). Axial stiffness: 227 N/µm. Dynamic Load Rating: 39,000 N. Static Load Rating: 35,500 N. Fatigue load limit: 1,500 N. Ball diameter: 11.112 mm. Number of balls: 20. Reference grease quantity: 5.7 cm³. Item Weight: 0.42 kg (0.93 lb). Bearing Material: Bearing steel. Closure Type: Open.

Mounting data

Inner ring shoulder diameter d1: 75.8 mm. Outer ring shoulder diameter D1: 89.2 mm. Chamfer r1,2 min: 1.1 mm. Chamfer r3,4 min: 0.6 mm. Pressure point distance a: 28.3 mm. Shaft abutment da/db min: 71 mm. Housing abutment Da max: 94 mm; Db max: 96.8 mm. Fillet radius ra max: 1 mm; rb max: 0.6 mm. Oil nozzle position dn: 78.1 mm.

Quantity and configuration

Unit Quantity: 1 Pc. Single universally matchable bearing.

Interchange guidance

Same envelope and 25° angle: FAG B7013-E-T-P4S-UM, NSK 7013A5TYNSUMP4, Timken/Fafnir 3MM9113WI SUM. Cage execution and exact class vary by maker.