Barden2124HDHMatched Duplex Angular Contact Ball Bearing Set – 120 mm ID, 180 mm OD, 28 mm Width, Open, 25°, Heavy Preload, ABEC 7

Product Description

What this part is:

Barden 2124HDH matched duplex super-precision angular contact ball bearing set. Two pieces. Single row per bearing, open.

Decoding the designation:

2124 — Barden 2100 series size. Bore code 24 x 5 gives a 120 mm bore in the 120 x 180 x 28 mm envelope (ISO 7124 size).

HDH — matched duplex pair, heavy preload.

Specifications:

Bore Diameter: 120 mm. Outside Diameter: 180 mm. Width: 28 mm per bearing. Total Width: 56 mm across the matched pair. Series: 2100. Number Of Rows: 1 per bearing. Closure Type: Open. Preload: Heavy. Unit Quantity: 2 Pcs.

Dimensions and mounting:

Ring faces are ground as a pair, so the preload is set by the matched faces and the set carries no radial internal clearance class. Arrangement: matched duplex pair.

Compatibility and replacement:

Related forms in the same size: 2124HDM (medium preload) and 2124HDL (light preload). Searchable forms of the designation: 2124HDH, 2124-HDH, 2124 HDH, 7124.

Frequently asked questions:

What is the bore size of the Barden 2124HDH?

Bore Diameter is 120 mm, with a 180 mm outside diameter and 28 mm width per bearing.

How many bearings are supplied?

Two bearings supplied as a factory-matched duplex set, 56 mm total width across the pair.

What preload does the HDH designation carry?

Heavy preload, ground into the matched ring faces of the duplex pair.