
NSK ZY-1813 needle roller bearing
- Brand
- NSK
- Category
- Bearings
- Subcategory
- Needle roller bearing
- Series
- ZY
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Description
NSK ZY-1813 belongs to needle roller bearing, part of our Bearings range. Tell us how many you need by WhatsApp or email and we'll get back to you promptly with a quote for ZY-1813 and any equivalents.
When a shaft is small and the surrounding space is tight, a standard ball bearing often will not fit. The NSK ZY series is a needle roller bearing with a very low cross-section, built to carry radial loads in exactly those conditions. It shows up in transmissions, power tools, small motors and similar equipment. MR Industrial Accessories supplies this series and will quote it for you by WhatsApp or email with the exact part number.
A ZY code starts with the letters ZY, followed by three or four digits that identify a particular size. Examples include ZY-108, ZY-109, ZY-1210, ZY-1411, ZY-1612, ZY-1813 and ZY-2115. The digits do not directly state diameter or width, so you need to cross-reference the code against the shaft and housing dimensions to pick the right one. If you already have the code, send it as it appears and we will quote that reference.
These bearings are used in metalworking, food processing, textile and plastics operations, especially on equipment with continuous radial motion and limited room. You will find them in pumps, compressors, conveyor belts, industrial sewing machines, pneumatic tools and gearboxes. They also appear in automotive and road machinery applications where radial load capacity and space savings both matter.
Selecting a needle roller bearing means checking shaft diameter, available outer diameter, width and the radial load it will carry. The shaft must be ground to the right hardness and roughness, and the housing acts as the outer raceway. Grease or oil can be used for lubrication depending on speed and environment; in dusty or humid conditions, consider extra sealing or oil seals. Shaft-to-housing alignment is critical to avoid premature wear.
For replacement, interchangeability across brands depends on standardized dimensions: if inner diameter, outer diameter and width match, another brand may work. However, one brand's code alone is not enough to switch—you must verify the series and any suffixes. Bring the original part code or a sample and MR will point out the compatible equivalent and quote the exact size.
To request a quote for NSK ZY series needle roller bearings, send the code or dimensions by WhatsApp or email to MR Industrial Accessories. We will reply promptly, and if the code is not listed, we will manage it with the manufacturer.
Dimensions
Dimensions and tolerances: Message us the part number on WhatsApp and we'll verify its dimensions and version with the manufacturer's datasheet.
Frequently asked questions
- What does the ZY designation mean in NSK needle roller bearings?
- ZY is the NSK series name for a group of needle roller bearing sizes. The number that follows, such as in ZY-108 or ZY-1411, identifies each size. To select the correct one, cross-reference the code with the shaft and housing dimensions.
- How do I request a quote for a ZY bearing?
- Contact us on WhatsApp with the complete code, for example ZY-1210, or provide the shaft, outer and width dimensions. We will quote you promptly and suggest an equivalent if needed.
- Are NSK ZY series needle roller bearings interchangeable with other brands?
- Yes, if the standardized inner diameter, outer diameter and width dimensions match. The code from one brand is not sufficient: the series and suffixes must be verified. Send us the original code and we will indicate the compatible equivalent.

