# TFL KA040XP0 Thin-Section Four-Point Contact Bearing

Kaydon-interchangeable 4 x 4.5 x 0.25 in four-point contact bearing from a Jinan sourcing company, at a fraction of the Western list price.

- Maglev ID: ac-tfl-ka040xp0
- Brand: TFL
- MPN: KA040XP0
- Category: actuators / Thin-Section Bearings
- Origin: CN (maker HQ, factory not confirmed)
- Maker: Shandong TFL Bearing Co., Ltd (sourcing partner; actual maker not stated) (unknown, CN)
- NDAA: unknown · Blue UAS: unknown · FCC: n/a
- HTS: 8482.10.50
- MOQ: unknown · Lead time: unknown
- Confidence: REPORTED

## Price
- 1+: $53.42 (distributor, 2026-10-30, https://www.sdtflbearing.com/products/constant-section-cs-bearings-ka040xp0)

## Specifications
- Bore: 101.6 mm
- Outside diameter: 114.3 mm
- Width: 6.35 mm
- Type: Four-point contact (Type X), open, ABEC-1, KA-series
- Material: Chrome steel rings and balls; brass cage
- Radial dynamic load: 756 lbf

## Links
- Product: https://www.sdtflbearing.com/products/constant-section-cs-bearings-ka040xp0
- Datasheet: none
- CAD: none

## Equivalents
- CHG HJA040X Type X Thin-Section Bearing (ac-chg-hja040x)

## Sources
- https://www.sdtflbearing.com/products/constant-section-cs-bearings-ka040xp0 (specs, price, drawing links)