Technical data
31 parametersIdentification
- Manufacturer
- INA
- Type
- Axial cylindrical roller bearing
- Part number (SKU)
- 81256-M#N1
- EAN
- 4012802260601
- Cage
- M
Dimensions
- Bore d
- 280 mm
- Outside diameter D
- 380 mm
- Mass
- 30.15 kg
Load ratings and operation
- Dynamic load rating C
- 1470000 N
- Static load rating C₀
- 5600000 N
- Limiting speed
- 870 1/min
Full manufacturer specification20 parameters · expand
- Axial roller and cage assembly
- K81256-M
- Basic dynamic load rating, axial
- 1470000.0 N
- Basic static load rating, axial
- 5600000.0 N
- Bore diameter housing washer
- 284.0 mm
- Cage
- M
- Fatigue load limit, axial
- 495000.0 N
- Height
- 80.0 mm
- Housing washer
- GS81256
- Max. operating temperature
- 120.0 °C
- Maximum housing shoulder diameter
- 300.0 mm
- Maximum recess radius
- 2.1 mm
- Min. operating temperature
- -30.0 °C
- Minimum chamfer
- 2.1 mm
- Minimum shaft shoulder diameter
- 373.0 mm
- PFAS
- no
- REACH
- REACH compliant with declarable lead proportion
- Reference speed
- 295.0 1/min
- Rip diameter shaft washer
- 375.0 mm
- RoHS
- RoHS compliant with declarable substances
- Shaft washer
- WS81256
Classification
- Manufacturer category
- Rolling and Plain Bearings › Roller Bearings › Axial-Cylindrical Roller Bearings
- eCl@ss class
- 23-05-11-01
- UNSPSC
- 31171505
Description
Axial cylindrical roller bearing 812..-M, single row
The same bearing from other manufacturers (1 designations)
Same size and design — suffix notation differs between brands.
INA
81256-M
original — this page
equivalent designation
SKF
81256
This is a dimensional and design equivalent, not the same product. If in doubt, ask us before ordering.
81256-M
Axial cylindrical roller bearing
⌀280 × 380 mm
od EUR 4,224.95net
+ VAT 23% = EUR 5,196.69 gross
This item is brought in to order (about 10 working days) and we sell it to business customers. Open a business account.
Cheaper in larger quantities
| from 5 pcs | EUR 4,055.95 | −4% |
| from 10 pcs | EUR 4,013.70 | −5% |
| from 25 pcs | EUR 3,929.20 | −7% |
| from 50 pcs | EUR 3,844.70 | −9% |
Brought in to order — we confirm the date after checking with the manufacturer.
Shipping within the EU: DHL, GLS, from EUR 13.16 net. Transit time 3–5 business days after dispatch. Shipping and returns →
Buying for a company?
Open a business account →Documentation
Datasheet (PDF)RoHS / REACH compliance declaration (PDF)Opening a document for the first time can take up to a minute while the manufacturer prepares it.