FAGB7018-C-T-P4S-ULAngular Contact Ball Bearing – 90 mm ID, 140 mm OD, 24 mm Width, 15° Contact Angle, Light Preload, P4S

Product Description

What this part is:

FAG B7018-C-T-P4S-UL super-precision spindle bearing, legacy designation B7018C.TPA.P4S.UL (carton marking B-7018-C-TPA-P4-K5-UL). Single-row angular contact ball bearing, universally ground, light preload. Unit Quantity: 1 Pc. Bore Diameter: 90 mm. Outside Diameter: 140 mm. Width: 24 mm. Contact Angle: 15°.

Decoding the designation:

B70 — FAG spindle bearing, ISO dimension series 10 (70xx).

18 — bore code, 18 x 5 = 90 mm.

C — 15° contact angle.

T / TPA — laminated fabric (phenolic) cage. TPA is the legacy code; the current Schaeffler designation uses T.

P4S — FAG tolerance class, tighter than ISO P4.

U — universal design, pairable back-to-back, face-to-face or in tandem with any other U bearing of the same size.

L — light preload.

Specifications:

Dynamic Load Rating: 78,000 N. Static Load Rating: 51,000 N. Fatigue Load Limit: 5,000 N. Limiting Speed: 10,000 rpm grease; 15,000 rpm oil. Precision Class: ABEC 7 / P4S. Preload: light, 437 N for a universal pair in back-to-back or face-to-face arrangement (medium 1,395 N and heavy 2,785 N exist for this size). Cage Material: phenolic. Rolling Elements: ball. Closure Type: open. Number Of Rows: 1. Lubricant: grease or oil. Operating Temperature: -30 °C to 100 °C. Item Weight: 1.14 kg (2.51 lb).

Dimensions and mounting:

Shaft shoulder diameter: 100 mm. Housing shoulder diameter: 131 mm. Distance between pressure cone apexes: 27.4 mm. Minimum chamfer dimension: 1.5 mm. Mounting Arrangement: universal (U).

Compatibility and replacement:

Same 90 x 140 x 24 mm envelope and 15° contact angle: SKF 7018 CD/P4A, NSK 7018C, Fafnir 2MM9118WI, Barden 118H. Schaeffler lists B7018-C-T-P4S-UL as the current designation replacing B7018C.TPA.P4.UL and B7018C.T.P4S.UL.

Frequently asked questions:

What is the contact angle of the FAG B7018-C-T-P4S-UL?

15°. The C in the designation denotes a 15° contact angle.

What are the load ratings of the FAG B7018-C-T-P4S-UL?

Dynamic Load Rating 78,000 N and Static Load Rating 51,000 N, per Schaeffler.

What is the limiting speed of the FAG B7018-C-T-P4S-UL?

10,000 rpm with grease and 15,000 rpm with oil.