Timken480/472Tapered Roller Bearing Cone and Cup — 2.6875 in (68.263 mm) Bore, 4.7244 in (120 mm) OD, 1.1730 in (29.794 mm) Width

Product Description

What this part is

Timken 480/472 is a single-row tapered roller bearing: one 480 cone and one 472 cup. Bore Diameter: 2.6875 in (68.263 mm). Outside Diameter: 4.7244 in (120.000 mm). Overall Width: 1.1730 in (29.794 mm). Cone Width: 1.1420 in (29.007 mm). Cup Width: 0.9542 in (24.237 mm). Item Weight: 1.30 kg (3 lb). Rolling Elements: Tapered Roller.

Decoding the designation

480 — Timken inch-series cone, 2.6875 in bore.

472 — the matching single cup, 4.7244 in (120 mm) OD.

What these specs mean in practice

Dynamic Load Rating: 143,000 N (32,200 lbf), Timken C1 at 1 million revolutions. Dynamic Radial Rating C90: 37,200 N (8,360 lbf). Dynamic Axial Rating Ca90: 24,500 N (5,500 lbf). Static Load Rating: 186,000 N (41,900 lbf). e Factor: 0.38. K Factor: 1.52. Y Factor: 1.56. The 120 mm cup OD fits a metric housing bore.

Mounting data

Effective Center Location: -0.16 in (-4.1 mm). Max Shaft Fillet Radius: 0.140 in (3.600 mm). Max Housing Fillet Radius: 0.08 in (2.03 mm). Shaft Backing Shoulder Diameter, Frontface (da): 2.95 in (75 mm). Shaft Backing Shoulder Diameter, Backface (db): 3.23 in (82 mm). Housing Backing Shoulder Diameter, Frontface (Da): 4.53 in (115.06 mm). Housing Backing Shoulder Diameter, Backface (Db): 4.21 in (106.93 mm).

Quantity and configuration

Unit Quantity: 2 Pcs, one cone and one cup forming one complete single-row bearing.

Interchange guidance

480/472 is an ABMA standard inch set also produced by SKF, NTN (4T-480/472), Koyo and Bower. The 480 cone also mates the flanged 472B cup and 472D double cup.