Bearings, units and housings -- Roller bearings -- Tapered roller bearings -- Single row tapered roller bearings -- Tapered roller bearings, single row SKF 749 A/742

749 A/742

SKF Explorer

Dimension series

745

Dimensions

d		82.55	mm
D		150.089	mm
T		44.45	mm
d₁	≈	113.2	mm
B		46.672	mm
C		36.512	mm
r_1,2	min.	3.5	mm
r_3,4	min.	3.3	mm
a		31.781	mm

Abutment dimensions

d_a	max.	95	mm
d_b	min.	96.5	mm
D_a	min.	130	mm
D_a	max.	137.5	mm
D_b	min.	142	mm
C_a	min.	8	mm
C_b	min.	7.5	mm
r_a	max.	3.5	mm
r_b	max.	3.3	mm

Calculation data

Basic dynamic load rating	C	351	kN
Basic static load rating	C₀	405	kN
Fatigue load limit	P_u	46.5	kN
Reference speed		3600	r/min
Limiting speed		4300	r/min
Calculation factor	e	0.33
Calculation factor	Y	1.8
Calculation factor	Y₀	1

Mass

Mass bearing

3.41

Model Number: 749 A/742
Inner Diameter：82.55mm Outer Diameter：150.089mm Width：44.45mm
Reference speed:4300 r/min Limiting speed:3600 r/min
Type：Bearings, units and housings Roller bearings Tapered roller bearings Single row tapered roller bearings
Details： Single row tapered roller bearings Tapered roller bearings, single row
Update date：2025-12-09
Application:Water Monitoring,survey accessories,stacker lift platform,turret industry,Spectrum Products,Other machinery,Forming mold,bag machine,Storage Tool,switch,respirator
Similar models:L 814749/710 HM 624749/710 LM 12749/711 LM 11749/710 LM 29749/711 JL 26749/710 M 268749/710 LM 12749/710 M 270749/710 LM 739749/710
BEARING POWER International Trading Co.,Ltd. specialize in 749A/742 products，there is large inventory of SKF 749 A/742 Single row tapered roller bearings. We has been built up long-term cooperation with SKF company, could make a bulk order of the 749 A/742 Which SKF 749A/742 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
1900250	482.6	520.7	19.05	Seals
23782	60.325	88.9	11.13	Seals
29952	76.2	101.68	11.13	Seals
470576	560	-	-	Seals
BTM 110 ATN9/HCP4CDB	110	170	54	Bearings, units and housings
C 3232 K	160	290	104	Bearings, units and housings
PBM 557070 M1G1	55	70	70	Bearings, units and housings
PRM 283225	28	32	25	Bearings, units and housings
SSAFS 22517 x 2.7/8	73.025	-	-	Bearings, units and housings
SY 1.7/16 TF/VA228	36.512	-	-	Bearings, units and housings
W 61901-2Z	12	24	6	Bearings, units and housings
W 637/8 R-2Z	8	12	3.5	Bearings, units and housings

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