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 1520 x 3.1/2

SAF 1520 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
b_a		38.894	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			1220 K
Adapter sleeve assembly			SNW 20x3.1/2
Stabilizing ring			2 x SR-1520
Labyrinth ring			2 x LOR 103
Check availability of bearings with other clearance classes (e.g. C3); Stabilizing ring(s) not included

Associated products

End plug (suffix Y)

EPR 12

Speed ratings

Bearing limiting speed

4800

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	10.2	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		365.71	g

Model Number: SAF 1520 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：2026-04-16
Application:Embroidery,rehabilitation training equipment,plastic blow molding,rolling mill roll neck and slowdown device,impression material,van,transistor fittings,leather processing,dye pigments,Cleaning equipment,Switch
Similar models:FSAF 1520 x 3.1/2 SAF 1520 x 3.5/16 FSAF 1520 FSAF 1520 x 3.3/8 SAF 1520 x 3.1/2 T PSMF 152025 A51 SAF 1520 x 3.3/8 PSMF 152015 A51 SAF 1520 x 3.1/2 PSM 152025 A51
BEARING POWER International Trading Co.,Ltd. specialize in SAF1520x3.1/2 products，there is large inventory of SKF SAF 1520 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 1520 x 3.1/2 Which SKF SAF1520x3.1/2 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.

Model No.	Inner Diameter	Outer Diameter	Width	Type
1250 VA R	1135	-	-	Seals
310 VE R	304	-	-	Seals
31330 X/DF	150	320	-	Bearings, units and housings
42x56x7 HMSA10 V	42	56	7	Seals
85629	-	-	50.8	Seals
AXW 45	45	68	3	Bearings, units and housings
GS 89422	110	230	24.5	Bearings, units and housings
KM 7	8	-	35	Bearings, units and housings
PBMF 170190100 M1G1	170	190	100	Bearings, units and housings
PCZ 4432 M	69.85	74.6125	50.8	Bearings, units and housings
SIL 17 ES	17	-	14	Bearings, units and housings
SY 1.1/2 TF/VA228	38.1	-	-	Bearings, units and housings

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