Fafnir2MM9110WICRDUHSuper-Precision Angular Contact Ball Bearing Pair – 50 mm Bore, 80 mm OD, 16 mm Width, 15°, Heavy Preload

Product Description

What this part is:

Fafnir 2MM9110WICRDUH, a super-precision angular contact ball bearing supplied as a universally ground duplex pair. Unit Quantity: 2 Pcs. One universally ground duplex pair. The 16 mm width is a single bearing; the pair occupies 32 mm when clamped together. GTIN: 087796072466.

Decoding the designation:

2MM — Fafnir super-precision spindle range at a 15° contact angle.

9110 — the 9100 light dimension series, bore code 10, which maps to the ISO 7010 envelope: 50 mm bore, 80 mm outside diameter, 16 mm width.

WI — low shoulder on both rings.

CR — phenolic cage.

DUH — duplex pair, universally ground, heavy preload. Either face can be brought together, so the pair mounts back-to-back, face-to-face or in tandem.

Specifications:

Contact Angle: 15°. Rolling Elements: Ball. Number Of Rows: 1 per bearing. Bore Type: Straight. Closure Type: Open. Cage Material: Phenolic. Precision Class: ABEC 7 / P4. Preload: Heavy. Series: 9100WI. Base Number: 2MM9110WI. Dynamic Load Rating: 27,900 N per bearing. Static Load Rating: 20,800 N per bearing. Limiting Speed: 16,300 rpm grease; 32,600 rpm oil. Item Weight: 0.516 kg (1.14 lb) for the pair. The pair is clamped to a defined stiffness rather than run to a clearance.

Dimensions and mounting:

Bore Diameter: 50 mm. Outside Diameter: 80 mm. Overall Width: 16 mm per bearing. Total Width: 32 mm mounted as a pair. Shaft Backing Shoulder Diameter: 56.1 mm. Housing Backing Shoulder Diameter: 74.2 mm. Maximum Housing Fillet Radius: 1 mm (0.039 in).

Compatibility and replacement:

Super-precision duplex pairs on the 7010 envelope at 15°: RHP 7010CTDUHP4, NSK 7010CTRDUHP4, SKF 7010 CD/P4ADGC, Koyo 7010C P4 DUH, NTN 7010UCG/GNP4 (medium preload), FAG B7010-C-T-P4S-UL (light preload). SNFA VEX 50 /NS 7CE1 shares the 15° angle and envelope. A standard-tolerance 7010-C shares the envelope and angle only. Carton forms: 2MM9110WIDUH, 2MM-9110-WI-DUH, 2 MM 9110 WI CR DUH, 2MM9110WICRDUH.

Frequently asked questions:

What is the contact angle of the Fafnir 2MM9110WICRDUH?

15°.

What does DUH mean?

A universally ground duplex pair with heavy preload.

What are the bore and outside diameter?

50 mm bore, 80 mm outside diameter.