SNFAEX30-7CE1DULSuper-Precision Angular Contact Ball Bearing Duplex Set – 30 mm ID, 55 mm OD, 13 mm Width, 15° Contact Angle, Light Preload, Open, ABEC 7

Product Description

What this part is:

SNFA EX30-7CE1DUL super-precision angular contact ball bearings, 2 Pcs supplied as a universally matchable duplex set. Bore: 30 mm. Outside diameter: 55 mm. Width: 13 mm each, the ISO 7006 envelope. Single row each, open on both faces, straight bore, chrome steel.

Decoding the designation:

EX30 — SNFA EX super-precision angular contact series, 30 mm bore.

7 — ABEC 7 tolerance class.

CE1 — 15° contact angle execution.

DUL — universally matchable duplex set at light preload.

Specifications:

Bore Diameter: 30 mm. Outside Diameter: 55 mm. Overall Width: 13 mm per bearing. Total Width: 26 mm (duplex set). Contact Angle: 15°. Number Of Rows: 1 per bearing. Preload: Light. Precision Class: ABEC 7. Closure Type: Open. Series: SNFA EX (ISO 70 envelope). Material: Chrome steel. Unit Quantity: 2 Pcs.

Dimensions and mounting:

Envelope: 30 x 55 x 13 mm per bearing, matching ISO dimension series 70. Ring faces are ground for universal matchability, so the pair develops light preload when mounted adjacent, and further bearings of the same designation can be added to the stack. Preloaded bearings carry no radial internal clearance class.

Compatibility and replacement:

Cross-references at 15° light preload: NSK 7006CTRDULP4, Fafnir 2MM9106WI CR DUL, FAG B7006-C-T-P4S-UL. SNFA EX30-7CE1DUM is the medium-preload version in the same envelope. Other written forms: EX 30-7 CE 1 DUL, EX30 7CE1 DUL, EX30-7-CE-1-DUL, EX307CE1DUL.

Frequently asked questions:

What contact angle does the SNFA EX30-7CE1DUL have?

15°, carried by the CE1 execution code.

How many bearings are in the SNFA EX30-7CE1DUL set?

2 Pcs, supplied as a universally matchable duplex set, each 30 x 55 x 13 mm.

What does DUL mean in the SNFA EX30-7CE1DUL?

DUL is a universally matchable duplex set at light preload.