Timken39580/39522Tapered Roller Bearing Cone and Cup — 2.2500 in (57.150 mm) Bore, 4.4375 in (112.713 mm) OD, 1.4376 in (36.515 mm) Width

Product Description

What this part is:

Timken 39580/39522 is a single-row tapered roller bearing: one 39580 cone and one 39522 cup. Bore Diameter: 2.2500 in (57.150 mm). Outside Diameter: 4.4375 in (112.713 mm). Overall Width: 1.4376 in (36.515 mm). Cone Width: 1.1875 in (30.163 mm). Cup Width: 1.1875 in (30.163 mm). Item Weight: 1.50 kg (3.3 lb). Rolling Elements: Tapered Roller.

Decoding the designation:

39580 — Timken inch-series cone in the 39500 series, 2.2500 in bore.

39522 — the matching single cup, 4.4375 in OD.

What these specs mean in practice:

Dynamic Load Rating: 167,000 N (37,500 lbf), Timken C1 at 1 million revolutions. Dynamic Radial Rating C90: 43,300 N (9,730 lbf). Dynamic Axial Rating Ca90: 25,100 N (5,650 lbf). Static Load Rating: 224,000 N (50,300 lbf). e Factor: 0.34. K Factor: 1.72. Y Factor: 1.77.

Mounting data:

Effective Center Location: -0.26 in (-6.6 mm). Max Shaft Fillet Radius: 0.140 in (3.600 mm). Max Housing Fillet Radius: 0.130 in (3.30 mm). Shaft Backing Shoulder Diameter, Frontface (da): 2.68 in (68 mm). Shaft Backing Shoulder Diameter, Backface (db): 2.91 in (74 mm). Housing Backing Shoulder Diameter, Frontface (Da): 4.25 in (107.95 mm). Housing Backing Shoulder Diameter, Backface (Db): 3.90 in (99.06 mm).

Quantity and configuration:

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

Interchange guidance:

39580/39522 is an ABMA standard inch set also produced by SKF, NTN (4T-39580/39522), Koyo and Bower.