Fafnir2MM9110WI DULAngular Contact Ball Bearing — 50 mm ID, 80 mm OD, 16 mm Width, 15° Contact Angle, Light Preload, ABEC 7 / P4, Open.

Product Description

What this part is:

Fafnir 2MM9110WI-DUL super-precision angular contact ball bearing duplex pair, built by The Timken Company. Timken world part number: 7010C-T-P4S-DUL. GTIN: 087796072428. Unit Quantity: 2 Pcs. Condition: new old stock, original carton.

Decoding the designation:

2MM — Fafnir super-precision angular contact series with a 15° contact angle and ABEC 7 / P4 precision.

9110 — 9100WI extra-light spindle series, 50 mm bore, the equivalent of ISO 7010.

WI — low shoulder on both rings, the duplex form.

CR — phenolic cage, outer-ring land-riding.

DU — duplex pair, ground as a matched set so the two bearings mount together with no shim stack.

L — light preload.

Specifications:

Bore Diameter: 50 mm. Outside Diameter: 80 mm. Overall Width: 16 mm per bearing. Total Width: 32 mm across the pair. Contact Angle: 15°. Precision Class: ABEC 7 / P4. Preload: Light. Series: 9100WI. Rolling Elements: Steel balls. Number Of Rows: 2 per set. Cage Material: Phenolic. Cage Type: Outer-ring land-riding. Closure Type: Open. Bore Type: Straight. Bearing Material: High-carbon chrome steel. Country of Origin: United States.

Dynamic Load Rating (C1): 27,900 N (6,270 lbf). Dynamic Load Rating, ISO per row (C1 ISO): 25,300 N (5,670 lbf). Static Load Rating (C0): 20,800 N (4,670 lbf). Limiting Speed: 16,300 rpm grease; 32,600 rpm oil. Lubricant: grease or oil. Harmonization Code: 8482.10.50.

Dimensions and mounting:

Shaft Backing Shoulder Diameter: 56.1 mm (2.210 in). Housing Backing Shoulder Diameter: 74.2 mm (2.920 in). Maximum Shaft Fillet Radius: 1 mm (0.039 in). Outer Ring To-Clear Radius: 1 mm (0.039 in). Mounting Arrangement: universally matchable, back-to-back, face-to-face or tandem.

Compatibility and replacement:

Cross-references at 50 x 80 x 16 mm, 15°, light preload: NSK 7010CTRDULP4, FAG B7010-C-T-P4S-DUL, RHP 7010CTDULP4. SKF 7010 CD/P4ADGA is extra light preload. Same series, other preload: 2MM9110WI-DUM medium, 2MM9110WI-DUH heavy. 3MM9110WI-DUL has a 25° contact angle. Carton and cross designations: 2MM9110WI-DUL, 2MM9110WIDUL, 2MM9110WICRDUL, 2MM 9110 WI CR DUL, 2MM-9110-WI-CR-DUL, 7010C-T-P4S-DUL, 7010CTDULP4.

Frequently asked questions:

What are the dimensions of the Fafnir 2MM9110WI-DUL?

Bore Diameter: 50 mm. Outside Diameter: 80 mm. Width: 16 mm per bearing, 32 mm across the pair.

What contact angle, preload and cage does it have?

Contact Angle: 15°. Preload: Light. Cage: phenolic, outer-ring land-riding.

What are the load ratings and speed limits?

Timken publishes Dynamic Load Rating (C1) 27,900 N, Static Load Rating (C0) 20,800 N, Limiting Speed 16,300 rpm on grease and 32,600 rpm on oil.