Castomer

Tapered roller bearing 15578 – 25.4×57.15×17.46 mm

3 offers · 2 manufacturers · net prices from PLN 43.90 · dispatch in 2 working days

15578 is a tapered roller bearing with a 25.4 mm bore, 57.15 mm outside diameter and 17.46 mm width, open design (no seals) – for externally lubricated arrangements. The dimensions are standardised, so items from different manufacturers with the same clearance and sealing are interchangeable 1:1. All brands with current net prices are listed below.

bore d
25.4 mm
outside D
57.15 mm
width B
17.46 mm
sealing
open
net price from
PLN 43.90

Brands and prices 15578

Net price per piece, gross incl. 23% VAT. Selected items go into one enquiry – we reply within 24 h, with better prices for larger quantities.

BrandManufacturer designationClearanceNet priceAvailability
TIMKEN15578-99401CN
PLN 145.97PLN 179.54 gross
supplier stockdispatch in 2 working days
▸Special designs 15578 (2) – stainless steel, snap ring, manufacturer specials
NTN4T-15578/15520CN
PLN 43.90PLN 54.00 gross
supplier stockdispatch in 2 working days
NTN4T-15578/15523CN
PLN 68.20PLN 83.89 gross
supplier stockdispatch in 2 working days

Can't see your brand? Ask for an offer – we reply within 24 h.

How manufacturers designate 15578

Each brand uses its own seal and design codes. The designations below describe the same bearing.

ManufacturerDesignationSealing / design
NTN4T-15578/15520Open
TIMKEN15578-99401Open

Questions about 15578

What are the dimensions of bearing 15578?

Bore 25.4 mm, outside diameter 57.15 mm, width 17.46 mm. Standardised dimensions – the same for every manufacturer.

How much does bearing 15578 cost?

At Castomer from PLN 43.90 to PLN 145.97 net per piece depending on the manufacturer (NTN, TIMKEN). Prices are updated from supplier warehouses; larger quantities get an individual offer.

What is the delivery time for 15578?

Dispatch in 2 working days from supplier warehouses in the EU. Availability is confirmed in the reply to your enquiry.

© 2026 Castomer sp. z o.o. All rights reserved.