Bearings, units and housings -- Ball bearings -- Thrust ball bearings -- Thrust ball bearings, single direction -- SKF 51256 M

51256 M

Dimensions

d		280	mm
D		380	mm
H		80	mm
d₁	≈	375	mm
D₁	≈	284	mm
r_1,2	min.	2.1	mm

Abutment dimensions

d_a	min.	339	mm
D_a	max.	321	mm
r_a	max.	2	mm

Calculation data

Basic dynamic load rating	C	488	kN
Basic static load rating	C₀	2320	kN
Fatigue load limit	P_u	47.5	kN
Reference speed		750	r/min
Limiting speed		1000	r/min
Minimum load factor	A	28

Mass

Mass bearing (including seat washer where applicable)

26.5

Model Number: 51256 M
Inner Diameter：280mm Outer Diameter：380mm Width：80mm
Reference speed:1000 r/min Limiting speed:750 r/min
Type：Bearings, units and housings Ball bearings Thrust ball bearings Thrust ball bearings, single direction
Details： Thrust ball bearings, single direction
Update date：2026-07-24
Application:labor insurance,pneumatic,Hydraulic Hose,molding machine,Textile Accessories,tooth filling,chemical,Power equipment,Small air generators,cooling system,Industrial
Similar models:51256 M
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Model No. Inner Diameter Outer Diameter Width Type

650 VRME R
GE 25 TXE-2LS
K 80x88x40 ZW
S71910 CB/HCP4A
SAF 22632

Purchase the SKF 51256 M Please fill in the following

Hot number： 22213 E 23703 3305 A-2ZTN9/MT33 52226 61808-2RS1 70 VS R FYC 504 KMK 4 NKIA 5907 PCZ 3224 E SAF 22318 T SD 18x24x3 SYFJ 35 TF WS 81248 WS 89440

Model No.	Inner Diameter	Outer Diameter	Width	Type
650 VRME R
GE 25 TXE-2LS
K 80x88x40 ZW
S71910 CB/HCP4A
SAF 22632