Bearings, units and housings -- Bearing housings -- Split pillow blocks, SAF and SAW series (inch dimensions) -- SAF and SAW pillow blocks with bearings on an adapter sleeve -- SKF SAF 22520 x 3.1/2

SAF 22520 x 3.1/2

Dimensions

d_a		88.9	mm
D_a		180	mm
C_a		55.804	mm
A₁		111.125	mm
A₂		152.797	mm
S		4.763	mm
b_a		44.45	mm
H		217.488	mm
H₁		114.3	mm
H₂		44.45	mm
J	min.	295.275	mm
J	max.	333.375	mm
L		387.35	mm
N₁		25.4	mm
Threaded holes
R₁		58.737	mm
R₂		30.163	mm
R_G		3/8 NPT
P_G		1/4 NPT
Oil level
h		42.069	mm

Included products

Housing			SAF 520
Bearing			22220 EK
Adapter sleeve assembly			SNW 20x3.1/2
Stabilizing ring			SR-20-17
Labyrinth ring			2 x LOR 103
Check availability of bearings with other clearance classes (e.g. C3)

Associated products

End plug (suffix Y)

EPR 12

Speed ratings

Bearing limiting speed

4500

r/min

Recommended safe loads

P_60°	136	kN
P_90°	81.4	kN
P_120°	50.7	kN
P_150°	46.3	kN
P_180°	55.6	kN
P_a	13.8	kN

Mass

Mass pillow block

28.1

Mounting information

Cap bolt		2 x 3/4-10 UNC
Cap bolt recommended tightening torque		359.3	N·m
Cap bolt, SAE grade		5
Appropriate attachment bolt size	G	0.875	in
Initial grease fill		181.44	g

Model Number: SAF 22520 x 3.1/2
Inner Diameter：88.9mm Outer Diameter：-mm Width：-mm
Reference speed:- Limiting speed:-
Type：Bearings, units and housings Bearing housings Split pillow blocks, SAF and SAW series (inch dimensions) SAF and SAW pillow blocks with bearings on an adapter sleeve
Details： SAF and SAW pillow blocks with bearings on an adapter sleeve
Update date：2026-04-17
Application:Cutting Machine,marine analysis and testing equipment,Beauty and Body,shaft milling machine,mobile toilet,Sensors,construction machinery and equipment,nail products,building decoration raw materials and accessories,metal mold,orthodontic material
Similar models:FSAF 22520 x 3.5/16 TLC SAFS 22520 x 3.1/2 T SAF 22520 SAFS 22520-11 x 3.3/8 T FSAF 22520 x 3.3/8 T SAF 22520 x 3.1/2 SSAFS 22520 FSAF 22520 x 3.1/2 T SAF 22520 x 3.5/16 SAFS 22520-11
BEARING POWER International Trading Co.,Ltd. specialize in SAF22520x3.1/2 products，there is large inventory of SKF SAF 22520 x 3.1/2 SAF and SAW pillow blocks with bearings on an adapter sleeve. We has been built up long-term cooperation with SKF company, could make a bulk order of the SAF 22520 x 3.1/2 Which SKF SAF22520x3.1/2 is the most authentic, must choose BEARING POWER, what a whole variety, reasonable price, guaranteed quality, prompt delivery via Global express. Any inquiry, never hesitate to E-mail or call +86-022-58519721 to contact us.

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Hot number： BD-22340 CCK/W33-AH 2340 23240 CC/W33 250 VA R 335x380x20 HDS1 R 35x60x10 HMSA10 RG 54209 + U 209 6017-2Z 6413 N 71912 CE/P4AL 91312 BTM 85 ATN9/P4CDB NUP 217 ECP NK 42/20 SAF 22517 TLC SHR 20