RHP7009ETDUMP4Super Precision Angular Contact Ball Bearing – 45 mm ID, 75 mm OD, 16 mm Width, Open, 25°, Medium Preload, ABEC 7.

Product Description

What this part is:

RHP 7009ETDUMP4 super precision angular contact ball bearing, ISO dimension series 10, supplied as a matched duplex pair. Unit Quantity: 2 Pcs. Bearing Type: Angular Contact Ball Bearing. Rolling Elements: Steel balls. Number of Rows: 1 per bearing. Bore Type: Straight. Closure Type: Open. Bearing Material: High carbon chrome bearing steel to SAE 52100.

Decoding the designation:

7009 — ISO 70 series, dimension series 10, 45 mm bore.

E — RHP 25° contact angle execution, catalogued as A5.

T — one-piece machined laminated phenolic resin cage, outer-ring guided.

DUM — universal duplex pair with medium preload (M). Universal face control: the pair mounts back-to-back, face-to-face or in tandem at the same preload.

P4 — precision grade P4, equivalent to ABEC 7 and ISO Class 4.

Specifications:

Bore Diameter: 45 mm. Outside Diameter: 75 mm. Width: 16 mm. Contact Angle: 25°. Dynamic Load Rating: 23,100 N. Static Load Rating: 18,300 N. Limiting Speed: 16,500 rpm grease; 26,800 rpm oil-air. Both speeds are single-bearing values; a back-to-back pair at medium preload runs at 0.60 of the tabulated speed. Preload: Medium. Axial Preload: 490 N paired. Axial Stiffness: 181 N per micrometre paired. Precision Class: ABEC 7 / P4. Cage Material: Laminated phenolic resin. Cage Type: Machined, outer-ring guided. Lubricant: grease or oil. Item Weight: 0.238 kg (0.52 lb) per bearing.

Dimensions and mounting:

Inner Ring Abutment Diameter: 51 mm minimum. Outer Ring Abutment Diameter: 69 mm maximum. Housing Abutment Diameter: 70 mm maximum. Fillet Radius r min: 1.0 mm. Fillet Radius r1 min: 0.6 mm. Effective Load Centre: 22.0 mm. Internal Volume: 11.2 cm3.

Compatibility and replacement:

Other designations of this part: RHP B7009X3TADUMEP7; Timken Fafnir 3MM9109WI CR DUM. Cross-references: FAG B7009-E-T-P4S-DUM, 25° medium-preload pair. SKF 7009 ACD/P4A, 25°. Related size: 7009C, same 45 x 75 x 16 mm envelope at a 15° contact angle.

Frequently asked questions:

What are the bore, outside diameter and width of the RHP 7009ETDUMP4?

Bore 45 mm, outside diameter 75 mm, width 16 mm, ISO dimension series 10.

What contact angle and precision class does it have?

Contact angle 25° (RHP E execution, catalogued as A5). Precision grade P4, equivalent to ABEC 7 and ISO Class 4.

What does the 7009ETDUMP4 supplied set consist of?

A matched universal duplex pair (2 Pcs) at medium preload, with a machined laminated phenolic resin cage and open sides.