Bearings, units and housings -- Plain bearings -- Bushings, thrust washers and strips -- Bushings -- SKF PPMF 252821.5

PPMF 252821.5

Dimensions

d	25	mm
D	28	mm
B	21.5	mm
D₁	35	mm
B₁	1.5	mm

Recommended fits

Tolerance shaft			h9
Tolerance housing			H7

Calculation data

Specific dynamic load factor	K		40	N/mm²
Specific static load factor	K₀		80	N/mm²
Permissible sliding velocity	v	min.	0	m/s
Permissible sliding velocity	v	max.	1	m/s
Coefficient of friction	µ	min.	0.06
Coefficient of friction	µ	max.	0.15

Mass

Mass bushing

0.0047

Model Number: PPMF 252821.5
Inner Diameter：25mm Outer Diameter：28mm Width：21.5mm
Reference speed:- Limiting speed:-
Type：Bearings, units and housings Plain bearings Bushings, thrust washers and strips Bushings
Details： Bushings
Update date：2026-04-17
Application:packaging machinery,hydraulic pump,Control,aerial work platform,plastic rolling,wall materials,suction nozzle,security equipment,light therapy instrument,X-ray Equipment,industrial fans
Similar models:PCMF 252821.5 E PPMF 252821.5
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Model No.	Inner Diameter	Outer Diameter	Width	Type
19438	49.2252	77.77	12.7	Seals
230x260x15 HMSA10 RG	230	260	15	Seals
29332 E	160	270	67	Bearings, units and housings
47487/47420	69.85	120	32.545	Bearings, units and housings
50x65x8 CRW1 V	50	65	8	Seals
7004 CE/HCP4AH1	20	42	12	Bearings, units and housings
99049	12	15.494	8.4074	Seals
85x130x12 CRW1 R	85	130	12	Seals
K 16x22x16	16	22	16	Bearings, units and housings
KRV 22 B	-	22	12	Bearings, units and housings
PRM 182120	18	21	20	Bearings, units and housings
SC 50 ES	50	-	35	Bearings, units and housings

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Hot number： 14780 20125 23268 CAK/W33 305288 DA 40x55x8 CRW1 R 471751 660 VE R 7010 ACD/HCP4AL 82x160x15 HMSA10 RG C 3144 BK 1212 GE 180 ESL-2LS NK 9/12 TN NU 2222 ECNML SYE 2 7/16-18