# 6003C3 | Nachi - MROSupply.com ***Nachi Bearing 6003C3 Deep Groove Ball Bearing Open*** ## Product details: - Catalog number: 6003C3 - SKU: 207487 - Price: ***$6.78*** Each - Quantity: This vendor has a minimum order quantity of 14.Order minimum ($) may be applied. Add desired QTY to cart and proceed to checkout to view minimum' - Brand Minimum Order Quantity - 14 (This is the minimum order quantity if ordering this unit alone from the vendor. Adding other products from the same vendor will reduce the overall requirement. If adding multiple products from same vendor, please add all products to cart to see total minimum.) - Shipping: ***FREE SHIPPING*** ON ORDERS OVER $100 - Typically Ships in: 1 day - Brand: [Nachi Bearing](https://www.mrosupply.com/brands/nachi-bearing/) - Category: - [6000 Series Ball Bearings](htts://www.mrosupply.com/bearings/ball-bearings/6000-series-ball-bearings/) - [Ball Bearings](htts://www.mrosupply.com/bearings/ball-bearings/) - [Bearings](htts://www.mrosupply.com/bearings/) - Unit of measure: each - Weight: 0.090 lb - UPC: 4991893622454 - Technicall support: contact supplier for technical support on 800-829-5787 ## Product images: - https://static.mrosupply.com/images/noimage.webp ## Product attributes; - Bearing Material: Steel - Bore Type: Cylindrical - Cage Material: JIS SPCC Steel - Closure Type: Open - Contact Angle (Deg): N/A - Dynamic Load Capacity (N): 6000 - Grease Fill: No Fill - Inner Diameter (mm): 17 - Inner Ring Material: JIS SUJ2 Steel - Internal Clearance: C3 - ISO Precision Class: P0 - Limiting Speed - Grease (RPM): 22000 - Limiting Speed - Oil (RPM): 26000 - Max Operating Temp.: 120°C (248°F) - Number of Rows: 1 - Outer Diameter (mm): 35 - Outer Ring Material: JIS SUJ2 Steel - Preload: N/A - Rolling Element Material: JIS SUJ2 Steel - Seals or Shields: No - Series: 6000 - Snap Ring: No - Static Load Capacity (N): 3250 - Universally (Flush) Ground: N/A - Width (mm): 26000 ## Product documents / software: - [6003](https://documents.mrosupply.com/product_documents/60/6000/147-158.pdf) - [Assembly Manual](https://documents.mrosupply.com/product_documents/60/604/B3115E.pdf) - [Complete Guide](https://documents.mrosupply.com/product_documents/60/604/B1031E-5.pdf) - [Dimensions](https://documents.mrosupply.com/product_documents/60/6000/B3402E.pdf) - [General Information](https://documents.mrosupply.com/product_documents/60/604/gene.pdf) - [Series Description](https://documents.mrosupply.com/product_documents/60/604/bear.pdf) - [Tolerances](https://documents.mrosupply.com/product_documents/60/604/B1032E-5.pdf) ## Alternate products to `6003C3 | Nachi - MROSupply.com`: - [NTN 6003C3 is a 60 series single-row deep groove ball bearing with a 17 mm straight bore and C3 clearance. Designed for applications requiring looser internal clearance to accommodate thermal expansion or press-fit mounting. Suitable for electric motors, pumps, and general rotating machinery.](https://www.mrosupply.com/products/280709/as-markdown/) - [Koyo 6003 is a 60 series single-row deep groove ball bearing with a 17 mm bore, 35 mm OD, and 10 mm width. Open type design for applications requiring relubrication or low-friction operation. Suitable for electric motors, pumps, and general rotating machinery.](https://www.mrosupply.com/products/1494609/as-markdown/) - [SKF 6003 JEM deep groove ball bearing, 17mm bore, 1.378 in OD, 0.669 in ID. Open bearing with C3 clearance and sheet metal cage. Made of bearing steel. Suitable for electric motors, pumps, fans, and general industrial applications.](https://www.mrosupply.com/products/320040/as-markdown/) - [SKF 6003/C3 is a 17mm bore deep groove ball bearing with C3 greater-than-normal clearance. It features a sheet metal cage and is made of bearing steel. Suitable for electric motors, pumps, and general industrial applications.](https://www.mrosupply.com/products/319550/as-markdown/) - [SKF 6003 TN9/C3 deep groove ball bearing, 17mm bore, 1.378 in OD, 0.669 in ID. Glass-fiber-reinforced polyamide cage (TN9) with C3 greater-than-normal clearance. Open bearing constructed of bearing steel. Suitable for electric motors, pumps, and general industrial applications.](https://www.mrosupply.com/products/319433/as-markdown/) - [NSK 6003C3 deep groove ball bearing with 17 mm bore and C3 clearance for applications requiring looser internal fit. Suitable for electric motors, pumps, fans, and general industrial applications.](https://www.mrosupply.com/products/5033194/as-markdown/) - [FAG 6003.C3 deep groove ball bearing with 25mm bore and 47mm OD. Features C3 internal clearance for applications requiring higher operating temperatures or interference fits. Suitable for high-speed and low-noise operation.](https://www.mrosupply.com/products/2174885/as-markdown/) ## Product's reviews: - Good stuff great price - Exactly what I ordered. ## FAQ: - How do I choose the right type of bearing for my application?: Start with the load and how it’s applied. You need to know if you’re dealing with radial loads, axial loads, or a mix of both. Then look at speed, operating environment, and space constraints. For example, ball bearings are great for high speed and lighter loads, while roller bearings handle heavier loads but usually at lower speeds. If there’s contamination, moisture, or heat involved, you may need sealed bearings or specific materials. In most cases, the right choice comes down to matching load type, speed, and environment to the bearing design. - What is the difference between deep groove and angular contact ball bearings?: Deep groove ball bearings are the most common type. They’re designed to handle mainly radial loads, but they can also take some axial load in both directions. They’re simple, versatile, and used in everything from motors to conveyors. Angular contact ball bearings are built for combined loads, especially where there’s significant axial force in one direction. They’re often used in pairs and are common in higher precision or higher load applications like pumps and gearboxes. If your load is mostly radial, go deep groove. If axial load matters more, angular contact is usually the better choice.