Bearing Inserts
AELS201 Insert Bearing
12 mm shaft
AELS201 is an insert bearing in the AELS2 series for a 12 mm shaft. It is a ball bearing with a spherical outer ring and eccentric locking collar locking, supplied without a housing. Key dimensions: D 40 mm, B1 28.6 mm, B 19 mm, C 12 mm, rs 0.6 mm, r1s 0.6 mm.
Also listed as: CSA201, RAE12-XL-NPP
Brands: NTN, FAG, SKF, FYH, Asahi, DTC, SLS
AELS201 Specifications
| Shaft Dia. | 12 mm |
|---|---|
| Bearing Number | AELS201 |
| D (Outside Dia.) | 40 mm |
| B1 (Width with Collar) | 28.6 mm |
| B (Inner Ring Width) | 19 mm |
| C (Outer Ring Width) | 12 mm |
| rs (min. Chamfer) | 0.6 mm |
| r1s (min. Chamfer) | 0.6 mm |
| S | 6.5 mm |
| S1 | 22.1 mm |
| G | 4.8 mm |
| ds (Set Screw) | M6×0.75 |
| Cr (Dynamic Load) | 9600 N |
| Cor (Static Load) | 4600 N |
| f0 (Factor) | 12.8 |
| Mass | 0.12 kg |
| Locking | Eccentric locking collar |
| Series | AELS200 Series Eccentric Collar Insert Bearings (AELS2) |
Dimensions and load ratings per the NTN catalogue (metric and inch bores). The catalogue number adds suffixes to the base number shown here; confirm the exact version and brand with us before ordering. Cr and Cor are basic dynamic and static load ratings in newtons.
AELS201 Equivalent Designations
Other brands list this 12 mm insert bearing under these numbers.
| Our number | AELS201 |
|---|---|
| Equivalent | CSA201 |
| INA equivalent | RAE12-XL-NPP |
Equivalent designations share the same boundary dimensions. Seals, locking collar type and clearance can differ between brands, so confirm the exact version with us before ordering. See the full bearing interchange chart.
Neighbouring Sizes in the AELS2 Series
AELS201 — Frequently Asked Questions
What shaft size does the AELS201 fit?
The AELS201 fits a 12 mm shaft.
What is the AELS201 made of and how is it locked to the shaft?
It is supplied as an insert bearing only, without a housing, and is locked to the shaft with eccentric locking collar. Its outer ring is spherical so it seats in a matching housing.
What is the equivalent of the AELS201?
The AELS201 is also listed as CSA201, RAE12-XL-NPP by other brands. The INA designation is RAE12-XL-NPP. Equivalent designations share the same boundary dimensions. Seals, locking collar type and clearance can differ between brands, so confirm the exact version with us before ordering.
Do you supply the AELS201 across India?
Yes. Logass Trade Centre supplies the AELS201 Pan India with technical support, from single pieces to bulk orders. Use the quote button to share your quantity and preferred brand.
Can’t find your size?
We supply sizes, brands and special versions of mounted bearing units that are not listed on this page. Type the exact size or designation you need and send it to us for a quote.
Need pricing on the AELS201?
Share your quantity and preferred brand — our technical team will confirm availability and pricing within one business day.