BT3-8 NTN Small Ball Bearing - Single Row
KKM Solutions is an independent parts distributor, not an authorized NTN dealer — how we source.
NTN BT3-8 - Ball Bearings - Width (B): 3.5 mm; Outer diameter d: 8 Ø mm; Inner diameter (D): 3 Ø.
Overview
Part number BT3-8 from NTN, listed in Ball Bearings. Specifications on file: Basic Dynamic Load Rating 200 N; Inner diameter (D) 3 Ø; Inner/Outer Ring Material Steel; Load Direction Thrust. KKM Solutions quotes this part with pricing and availability confirmed per order.
In our catalog, the BT3-8 from NTN is listed under the Ball Bearings category. The manufacturer's published data for this part number specifies Width (B): 3.5 mm and Outer diameter d: 8 Ø mm.
Published specifications for this part include Inner diameter (D): 3 Ø; Basic Dynamic Load Rating: 200 N; Raceway Shape: Ball; Shield Material/Shape: Open Type; Outer Ring Shape: Flat; Precision: Grade 0; Number of Raceway Ring Rows: Single Row; Size Standards: Metric; Inner/Outer Ring Material: Steel; Load Direction: Thrust; Rolling Element Material: Steel; Specifications/Environment: Standard. See the Specifications tab on this page for the full technical table.
Specifications
| Basic Dynamic Load Rating | 200 N |
|---|---|
| Inner diameter (D) | 3 Ø |
| Inner/Outer Ring Material | Steel |
| Load Direction | Thrust |
| Number of Raceway Ring Rows | Single Row |
| Outer diameter d | 8 Ø mm |
| Outer Ring Shape | Flat |
| Precision | Grade 0 |
| Raceway Shape | Ball |
| Rolling Element Material | Steel |
| Shield Material/Shape | Open Type |
| Size Standards | Metric |
| Specifications/Environment | Standard |
| Width (B) | 3.5 mm |
Product details
| Manufacturer | NTN |
|---|---|
| Manufacturer part number | BT3-8 |
| Product category | Ball Bearings |
| Published specifications | 14 attributes listed |
Request a quote for this part
Email orderdesk@kkmsolutions.com or call (825) 454-5367 for pricing and availability.
Frequently Asked Questions
How do I get pricing for BT3-8?
This part is quoted on request, so no price is listed for it here. Send the quote form on this page with your quantity, or email orderdesk@kkmsolutions.com, and our order desk will reply with pricing and availability within 1 business day.
Who manufactures the BT3-8?
BT3-8 is made by NTN and is listed in our Ball Bearings category. KKM Solutions is an independent distributor, not an authorized NTN dealer: we source the exact NTN part number BT3-8, and the quote confirms condition and lead time before you order.
Is the BT3-8 new and genuine?
Parts we supply are new and genuine unless the quote expressly states otherwise. Where a part is new-old-stock, from excess inventory, refurbished or open-box, the quote says so before you approve it.
What warranty comes with the BT3-8, and can I return it?
Parts we supply are warranted against manufacturing defects for 1 year from the date of delivery; where the manufacturer's own warranty is longer, the manufacturer's warranty applies. The warranty covers repair, replacement, or credit of the defective part and does not cover normal wear items, misapplication, improper installation, or consequential damages. Contact us within 30 days of delivery before returning anything — all returns need a return authorization from the order desk.
What is the lifecycle status of BT3-8?
No published lifecycle status is on file for BT3-8. NTN lists whether a catalog number is current, superseded or end-of-life on its own product page, and our order desk confirms the status with the manufacturer at quote time, before you commit. Send the part number through the quote form on this page.
What are the key specifications of BT3-8?
Key specifications include Basic Dynamic Load Rating: 200 N; Inner diameter (D): 3 Ø; Inner/Outer Ring Material: Steel; Load Direction: Thrust. The full specification table on this page lists every published attribute for this part.
How quickly can BT3-8 ship?
Lead time for BT3-8 is quoted per order and confirmed on your quote, which our order desk sends within 1 business day. For a line-down emergency, call the 24/7 order desk at (825) 454-5367.
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