RHP7018CTDUMP4Matched Duplex Pair Angular Contact Ball Bearings 90x140x24 mm 15° Medium Preload ABEC 7

Product Description

What this part is:

RHP 7018CTDUMP4 (7018-C-T-DUM-P4), a matched duplex pair of single-row angular contact ball bearings. Bore 90 mm, outside diameter 140 mm, width 24 mm per bearing, 48 mm across the pair. 15° contact angle, medium preload, phenolic cage. Unit Quantity: 2 Pcs.

Decoding the designation:

70 — single-row angular contact ball bearing, ISO dimension series 10.

18 — bore code, 18 x 5 = 90 mm bore.

C — 15° contact angle.

T — phenolic cage.

DU — duplex pair ground to run together.

M — medium preload.

P4 — ABEC 7 precision class (RHP EP7).

Specifications:

Bore Diameter: 90 mm (3.5433 in). Outside Diameter: 140 mm (5.5118 in). Width: 24 mm (0.9449 in) per bearing. Total Width: 48 mm (1.8898 in) across the pair. Contact Angle: 15°. Number Of Rows: 1 per bearing. Preload: Medium. Precision Class: ABEC 7 / P4. Cage Material: Phenolic. Closure Type: Open. Unit Quantity: 2 Pcs.

Dimensions and mounting:

Matched duplex pair with ring faces ground to a matched offset, so the preload is set by the grinding. The pair is supplied as one set; mount in the orientation marked on the outer rings.

Compatibility and replacement:

Cross-references: NSK 7018CTRDUMP4; Fafnir 2MM9118WICRDUM; RHP B7018X2TADUMEP7 (TA outer-ring-centred cage); FAG B7018-C-T-P4S-UM (P4S tolerance). The light-preload DUL and heavy-preload DUH forms, the 25° 7018-E form and single SU bearings are separate parts in the same envelope.

Frequently asked questions:

What preload does the RHP 7018CTDUMP4 have?

Medium preload (the M in DUM).

What size is the RHP 7018CTDUMP4?

Bore 90 mm, outside diameter 140 mm, width 24 mm per bearing and 48 mm across the pair.

What contact angle does the RHP 7018CTDUMP4 have?

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