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NNU4948BK/SPW33 SKF Super Precision,Super Precision Bearings,Cylindrical Roller Bearings,Double Row NNU 49 Series

Name: NNU4948BK/SPW33 SKF Super Precision,Super Precision Bearings,Cylindrical Roller Bearings,Double Row NNU 49 Series
Brand: SKF
SKU: NNU4948BK/SPW33
Rating: 4.9 (5 reviews)

SKF NNU4948BK/SPW33 Bearing SPECIFICATIONS

Enjoy High 8 mm rb max. Margins on Competitive Super Precision Angular Contact Bearings China Abec 7 Bearings Supplier Pricing.Great Wholesale 170 r/min Limiting speed Products at Low Costs.
Brand Name:SKF
Model Number:
NNU4948BK/SPW33
rb max.:8 mm
Limiting speed:170 r/min
K:12 mm
r1,2 min.:19 mm
b:22.3 mm
da min.:1470 mm
Basic static load rating C0:116000 kN
Basic dynamic load rating C:49500 kN

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Types of Super Precision Angular Contact Bearings

rb max.:8 mm
Limiting speed:170 r/min
K:12 mm
r1,2 min.:19 mm
b:22.3 mm
da min.:1470 mm
Basic static load rating C0:116000 kN
Basic dynamic load rating C:49500 kN
Mass bearing:10700 kg
Fatigue load limit Pu:6400 kN
db min.:1608 mm
D:2180 mm
ra max.:8 mm
Design variant/feature:NNU/W33
s max.:37.7 mm
Da max.:2140 mm
d:1400 mm
r3,4 min.:9.5 mm
da max.:1564 mm
D1 ≈:1954 mm

SKF NNU4948BK/SPW33 Products and services NNU4948BK/SPW33 SKF Super Precision,Super Precision Bearings,Cylindrical Roller Bearings,Double Row NNU 49 Series

71901ACDGA/P4A SKF Super Precision,Super Precision Bearings,Super Precision Angular Contact,71900 Series,25 Degree Contact Angle	Limiting speed:2800 r/min; Calculation factor Y0:2.2; Calculation factor Y1:2.3; Basic static load rating C0:900 kN; D:210 mm; d1:135 mm; K:3 mm; Mass bearing + sleeve:9.2 kg; B2 ≈:93 mm; d2 ≈:155 mm; B:69 mm; Reference speed:2000 r/min; Calculation factor e:0.3; Fatigue load limit Pu:88 kN; Calculation factor Y2:3.4; b:6 mm; Basic dynamic load rating C:600 kN; G:M 145x2; da min.:145 mm;
NN3017KTN9/SPW33 SKF Super Precision,Super Precision Bearings,Cylindrical Roller Bearings,Double Row NN 30 Series	Accessories:Two Seals; d:280.000 mm; Oil Speed Rating Open/Shielded n2:1900 rpm; Fillet Radius ra:2.00 mm; Sealed Speed Rating n3:0 rpm; Basic Static Radial Load Rating Co:183000 N; B:33.00 mm; Basic Dynamic Radial Load Rating C:138000 N; Grease Speed Rating Open/Shielded n1:1600 rpm; D:350.0000 mm;
NNU4952BK/SPW33 SKF Super Precision,Super Precision Bearings,Cylindrical Roller Bearings,Double Row NNU 49 Series	Da:169 max; Static (Cor):92.600 kN; da:112 min; B:34 mm; Weight:3.13 kg; Grease:3 500 min-1; d:100 mm; D:180 mm; Dynamic (Cr):123.000 kN; rs:2.1 mm; Bearing designation:6220 ; Oil:4 200 min-1; Pu:3.557 kN; ra:2 max;
NN3038K/SPW33 SKF Super Precision,Super Precision Bearings,Cylindrical Roller Bearings,Double Row NN 30 Series	α:5 °; r2 min.:1 mm; b1:10 mm; Lubricant:Maintenance free &nd; r1 min.:1.5 mm; C:76.2 mm; Specific static load factor K0:300 N/mm²; d1 ≈:124.587 mm; M:8 mm; Specific dynamic load factor K:150 N/mm²; d:101.6 mm; da min.:110 mm; Basic static load rating C0:2650 kN; Da min.:139.5 mm; dk:146.05 mm; Sealing solution:Triple-lip seals; D:158.75 mm; da max.:124.6 mm; Material constant KM:330;
NNU4932B/SPC3W33 SKF Super Precision,Super Precision Bearings,Cylindrical Roller Bearings,Double Row NNU 49 Series	b:4.6 mm; Basic static load rating C0:780 kN; da min.:54.8 mm; d:50 mm; Da max.:70.5 mm; Design (sliding contact surface combination):Steel/steel; B:43 mm; Lubricant:Maintenance free &nd; Sealing solution:Triple-lip seals; Specific dynamic load factor K:150 N/mm²; r2 min.:1 mm; M:3 mm; Material constant KM:330; D:75 mm; r1 min.:0.6 mm; ra max.:0.6 mm; d1 ≈:57 mm; Specific static load factor K0:500 N/mm²;
71901ACEGB/P4A SKF Super Precision,Super Precision Bearings,Super Precision Angular Contact,71900 Series,25 Degree Contact Angle	B:66.70 mm; Basic Dynamic Radial Load Rating C:153000 N; Fillet Radius ra:2.00 mm; Grease Speed Rating n1:2800 rpm; Sealed Speed Rating n3:2800 rpm; D:150.0000 mm; Accessories:No Shield, no Seal; d:70.000 mm; Oil Speed Rating n2:3800 rpm; Basic Static Radial Load Rating Co:125000 N;
71902CE/P4ADGA SKF Super Precision,Super Precision Bearings,Super Precision Angular Contact,71900 Series,15 Degree Contact Angle	α:124 °; h:111.5 mm; Coefficient of friction µ min.:0.08; Tolerance housing:H7; Permissible sliding velocity v max.:0.5 m/s; a:7 mm; d:110 mm; Coefficient of friction µ max.:0.15; Permissible sliding velocity v min.:0 m/s; B:140 mm; Mass bushing:4.6 kg; Specific dynamic load factor K:25 N/mm²; Tolerance shaft:e7; Specific static load factor K0:45 N/mm²; D:130 mm;
NN3032K/SPW33 SKF Super Precision,Super Precision Bearings,Cylindrical Roller Bearings,Double Row NN 30 Series	Recommended tightening torque for grub screw:16.5 N·m; Limiting speed:1100 r/min; Hexagonal key size for grub screw N:4.763 mm; T:53.3 mm; Recommended diameter for attachment bolts, inch G:0.5 in; d:34.925 mm; J7:29 mm; N:14 mm; Mass bearing unit:1.4 kg; A5:22 mm; A1:13 mm; Recommended diameter for attachment bolts, mm G:12 mm; Basic static load rating C0:15.3 kN; RG:1/4-28 UNF; Db1:87 mm; A3:3.2 mm;
71901CE/P4ADGB SKF Super Precision,Super Precision Bearings,Super Precision Angular Contact,71900 Series,15 Degree Contact Angle	M:4 mm; Sealing solution:Triple-lip seals; b:6.2 mm; D:90 mm; ra max.:1 mm; Lubricant:Regular relubricatio; b1:6.2 mm; d:60 mm; Design (sliding contact surface combination):Steel/steel; Basic dynamic load rating C:245 kN; Specific dynamic load factor K:100 N/mm²; α:6 °; r2 min.:1 mm; da max.:66.8 mm; B:44 mm; dk:80 mm; Specific static load factor K0:500 N/mm²; Basic static load rating C0:1220 kN;
71903CD/P4AQBCA SKF Super Precision,Super Precision Bearings,Super Precision Angular Contact,71900 Series,15 Degree Contact Angle	Oil Speed Rating n2:15000 rpm; Fillet Radius rb:0.60 mm; d:17.000 mm; Basic Dynamic Radial Load Rating C:23800 N; D:47.0000 mm; B:28.00 mm; Grease Speed Rating n1:13000 rpm; Fillet Radius ra:1.00 mm; Basic Static Radial Load Rating Co:16300 N;
708ACD/P4ADFA SKF Super Precision,Super Precision Bearings,Super Precision Angular Contact,7000 Series,25 Degree Contact Angle	Material constant KM:330; l5 ≈:25 mm; Mass rod end:1.4 kg; C1 max.:22 mm; w:41 mm; h1:130 mm; d:35 mm; d4 ≈:49 mm; r1 min.:0.6 mm; l3 min.:60 mm; G:M 36x3; α:6 °; dk:47 mm; Specific dynamic load factor K:150 N/mm²; d2 max.:84 mm; Basic static load rating C0:134 kN; l4 max.:174 mm; Basic dynamic load rating C:120 kN; l7 min.:40 mm; B:25 mm;
7002ACDGA/P4A SKF Super Precision,Super Precision Bearings,Super Precision Angular Contact,7000 Series,25 Degree Contact Angle	db min.:72.5 mm; Mass bearing:2.89 kg; Basic static load rating C0:290 kN; Da min.:107 mm; B:46 mm; Dimension series:2FD; Reference speed:4000 r/min; r1,2 min.:3 mm; Basic dynamic load rating C:282 kN; Db min.:120 mm; rb max.:2.5 mm; Calculation factor Y:1.7; Calculation factor Y0:0.9; Ca min.:6 mm; Fatigue load limit Pu:34 kN; Limiting speed:5300 r/min; C:37 mm; D:130 mm; r3,4 min.:2.5 mm; d1 ≈:91.9 mm;
NN3021KTN9/SPW33 SKF Super Precision,Super Precision Bearings,Cylindrical Roller Bearings,Double Row NN 30 Series	Mass adapter sleeve assembly:5.4 kg; d3:200 mm; B4:28.5 mm; d:170 mm; G:M 170x3; B:26 mm; Hydraulic nut:HMV 34 E; d1:152.4 mm; B1:101 mm;
71903CD/P4ADGB SKF Super Precision,Super Precision Bearings,Super Precision Angular Contact,71900 Series,15 Degree Contact Angle	D:100.013 mm; Design (sliding contact surface combination):Steel/steel; r2 min.:1 mm; Mass plain bearing:1.85 kg; ra max.:0.6 mm; Basic static load rating C0:1040 kN; Da min.:87 mm; Specific static load factor K0:300 N/mm²; b:9 mm; Basic dynamic load rating C:345 kN; rb max.:1 mm; Material constant KM:330; r1 min.:0.6 mm; C:47.625 mm; Sealing solution:Triple-lip seals; d:63.5 mm; b1:8 mm; Specific dynamic load factor K:100 N/mm²;
709ACDGA/P4A SKF Super Precision,Super Precision Bearings,Super Precision Angular Contact,7000 Series,25 Degree Contact Angle	B:200 mm; d:850 mm; D:1120 mm; Basic dynamic load rating C:7350 kN; Misalignment factor k1:0.135; Ca min.:2.9 mm; Limiting speed:480 r/min; Operating clearance factor k2:0.098; Da max.:1097 mm; s1 max.:35.9 mm; Mass bearing:540 kg; ra max.:5 mm; Da min.:1025 mm; da min.:873 mm; da max.:963 mm; D1 ≈:1053 mm; Reference speed:360 r/min; Basic static load rating C0:16300 kN; r1,2 min.:6 mm; d2 ≈:940 mm;
NN3022KTN9/SPC2W33 SKF Super Precision,Super Precision Bearings,Cylindrical Roller Bearings,Double Row NN 30 Series	Ball diameter Dw:7.938 mm; D2:85.4 mm; Calculation factor f2C:1.06; Number of balls z:25; Basic static load rating C0:12.2 kN; Calculation factor (single, tandem) Y2:0.87; db min.:66 mm; Static axial stiffness, preload class C:235 N/µm; da max.:72.1 mm; Preload class C GC:870 N; Calculation factor e:0.68; Attainable speed for grease lubrication:18000 r/min; Calculation factor (back-to-back, face-to-face) Y2:1.41;

No.	Brand	R	H	s	B	F	E	S	T
71804CD/P4DBA	SKF	-	-	-	-	-	-	-	-
7002CD/P4ADGB	SKF	-	-	-	185 mm	-	-	-	185 mm
71901CE/P4ADGB	SKF	-	-	-	44 mm	-	-	-	-
709ACDGB/P4A	SKF	-	-	-	28 mm	-	-	-	-
7202CDGA/P4A	SKF	-	287.337 mm	-	-	-	-	-	-
71903ACDGB/P4A	SKF	-	-	-	16 mm	-	-	-	-
708ACDGA/P4A	SKF	-	-	-	75 mm	-	-	-	-
71903ACD/P4ADGA	SKF	-	-	-	200 mm	-	-	-	-
71801ACD/P4DBB	SKF	-	-	-	14.00 mm	-	-	-	-
7003ACDGA/P4A	SKF	-	-	-	-	-	-	-	-
709CD/P4ADGA	SKF	-	-	-	20 mm	-	-	-	-
NNU4924B/SPW33	SKF	-	114.3 mm	29.766 mm	59.531 mm	-	-	0.794 mm	-
7003CDGB/P4A	SKF	-	-	-	308 mm	-	-	-	-
71801ACDGA/P4	SKF	-	-	-	45.00 mm	-	-	-	-
7001CDGA/P4A	SKF	-	-	-	-	-	-	-	58.9 mm
7000ACDGA/P4A	SKF	-	-	-	23.00 mm	-	-	-	-
71904ACDGB/P4A	SKF	-	-	-	35 mm	50 mm	-	-	-
7001CD/P4ADGA	SKF	-	-	-	15 mm	-	-	-	-
NN3016TN/SPVR521	SKF	-	-	-	16.5 mm	30 mm	-	-	-
71903CD/P4ADGA	SKF	-	-	-	170 mm	-	-	-	-
71902CD/P4ADGB	SKF	-	317.5 mm	-	-	-	-	4.763 mm	-
NN3056K/SPW33	SKF	-	-	-	-	-	-	-	64 mm
NN3019TN9/SPW33	SKF	-	157.162 mm	-	-	-	-	-	-
71903ACD/P4ADGB	SKF	-	-	-	41.00 mm	-	-	-	-
7004CDGB/P4A	SKF	-	-	-	40 mm	-	-	-	-
71904ACD/P4ADGA	SKF	-	-	-	21.5 mm	-	-	-	-

NNU4948BK/SPW33 SKF Super Precision,Super Precision Bearings,Cylindrical Roller Bearings,Double Row NNU 49 Series Video

SKF NNU4948BK/SPW33 INTERCHANGE

Super Precision Angular Contact Bearings Part series NNU4948BK/SPW33 is a potential replacement for these common bearing part numbers:

NSKNNU4948BK/SPW33
SKFNNU4948BK/SPW33
NTNNNU4948BK/SPW33
FAGNNU4948BK/SPW33
TIMKENNNU4948BK/SPW33
KOYONNU4948BK/SPW33
NACHINNU4948BK/SPW33
DODGENNU4948BK/SPW33

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