Mở, bịt kín bằng cao su (2RS), được bảo vệ bằng kim loại (ZZ)
chi tiết đóng gói:
Hộp Carton tiêu chuẩn
Khả năng cung cấp:
1000 chiếc / tháng
Làm nổi bật:
50BNR19DB angular contact bearing
,
duplex back-to-back bearing 50x72x24mm
,
high speed CNC spindle bearing
Mô tả sản phẩm
1. Product Overview The 50BNR19DB is factory pre-matched back-to-back duplex ultra-high speed angular contact ball bearing, belonging to BNR19 series with 18° small contact angle for ultra-high limiting speed. The DB back-to-back arrangement delivers excellent axial rigidity and strong anti-overturn performance, specially developed for high-speed precision machine tool spindles requiring bidirectional axial load support and low heat generation. 👉 Get a quote within 24 hours