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Home>Products>Pillow Block Roller Bearing Units>3.188 Inch | 80.975 Millimeter x 4.375 Inch | 111.13 Millimeter x 3.75 Inch | 95.25 Millimeter Rexnord KA2303 Pillow Block Roller Bearing Units

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3.188 Inch | 80.975 Millimeter x 4.375 Inch | 111.13 Millimeter x 3.75 Inch | 95.25 Millimeter Rexnord KA2303 Pillow Block Roller Bearing Units

Name: 3.188 Inch | 80.975 Millimeter x 4.375 Inch | 111.13 Millimeter x 3.75 Inch | 95.25 Millimeter Rexnord KA2303 Pillow Block Roller Bearing Units
Brand: Rexnord
SKU: KA2303
Rating: 4.9 (5 reviews)

Rexnord KA2303 Bearing SPECIFICATIONS

3.188 Inch | 80.975 Millimeter x 4.375 Inch | 111.13 Millimeter x 3.75 Inch | 95.25 Millimeter Rexnord KA2303 Pillow Block Roller Bearing Units Product Brochures , Toyana BEARING-SINGAPORE (PTE)LTD. Pillow Block Roller Bearing Units Manufacturing Service . Get 3.188 Inch | 80.975 Millimeter x 4.375 Inch | 111.13 Millimeter x 3.75 Inch | 95.25 Millimeter 20 mm Da max. Your Free.
Brand Name:Rexnord
Model Number:
KA2303
Basic dynamic load rating C:1.95 kN
Da max.:20 mm
D1:17.92 mm
D:22 mm
Calculation factor f2C:1.07
C1:3.65 mm
d:10 mm
rb max.:0.15 mm

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3.188 Inch | 80.975 Millimeter x 4.375 Inch | 111.13 Millimeter x 3.75 Inch | 95.25 Millimeter Rexnord KA2303 Pillow Block Roller Bearing Units Code system

Basic dynamic load rating C:1.95 kN
Da max.:20 mm
D1:17.92 mm
D:22 mm
Calculation factor f2C:1.07
C1:3.65 mm
d:10 mm
rb max.:0.15 mm
Calculation factor f:1.03
Calculation factor (back-to-back, face-to-face) Y1:0.92
Size (mm):3.188 Inch | 80.975 Millimeter x 4.375 Inch | 111.13 Millimeter x 3.75 Inch | 95.25 Millimeter

Rexnord KA2303 3.188 Inch | 80.975 Millimeter x 4.375 Inch | 111.13 Millimeter x 3.75 Inch | 95.25 Millimeter Rexnord KA2303 Pillow Block Roller Bearing Units Product Features

No.	Brand	G	a	J	F	T	K	s	E
MA6215F	Rexnord	-	-	-	-	-	-	-	-
KP5303F	Rexnord	Tr 1000x8	-	-	-	-	-	-	-
KAS6115	Rexnord	-	-	-	-	-	-	-	-
KA2012	Rexnord	-	-	-	-	-	12 mm	-	-
MAFS5615F	Rexnord	-	-	-	-	-	-	-	-
ZA2315FG78	Rexnord	-	-	-	-	-	-	-	-
KP9211F	Rexnord	-	-	-	-	-	-	-	-
KP5200	Rexnord	-	-	-	-	-	-	-	-
ZA6315F78	Rexnord	-	-	-	-	-	-	-	-
KA220072	Rexnord	-	12.9 mm	-	-	-	-	-	-
KAS6315	Rexnord	-	-	-	-	-	-	-	-
MA6211F	Rexnord	-	-	-	-	-	-	-	-
KP9207	Rexnord	-	-	-	-	-	-	-	-
ZA2307FB	Rexnord	-	-	-	-	-	-	-	-
KP5107	Rexnord	-	-	-	-	-	-	-	-
KAS6215	Rexnord	-	-	-	-	-	-	-	-
KP9203	Rexnord	-	-	-	-	-	-	-	-
KPS5203	Rexnord	-	-	-	-	-	-	-	-
KA2206	Rexnord	-	-	-	-	-	-	-	-
KA2103	Rexnord	-	-	-	-	-	-	-	-
KPS5208	Rexnord	-	-	-	39 mm	-	-	1.4 mm	-
KA6115F	Rexnord	-	-	-	-	-	-	-	-
KPS5211	Rexnord	-	-	-	-	-	-	-	-
KP9200	Rexnord	-	-	-	-	-	-	-	-
KA2102	Rexnord	-	-	-	-	-	-	-	-
KP5208F	Rexnord	-	-	-	-	-	-	-	-
ZA630372	Rexnord	179.476 mm	-	-	-	-	-	-	-
KA220372	Rexnord	-	-	-	-	-	-	-	-
ZA2204B	Rexnord	Tr 460x5	-	-	-	-	-	-	-
KA2203F	Rexnord	-	-	-	-	-	-	-	-

3.938 Inch \| 100.025 Millimeter x 5.969 Inch \| 151.613 Millimeter x 4.25 Inch \| 107.95 Millimeter Rexnord KAS6315F Pillow Block Roller Bearing Units	P60°:669 kN; Mass pillow block:382 kg; J min.:666.75 mm; h:73.025 mm; J1:139.7 mm; Adapter sleeve assembly:SNP 3056x10.7/16; Da:419.999 mm; Initial grease fill:3515.4 g; Appropriate attachment bolt size G:1.5 in; N1:41.275 mm; Size (mm):3.938 Inch \| 100.025 Millimeter x 5.969 Inch \| 151.613 Millimeter x 4.25 Inch \| 107.95 Millimeter ;
1.938 Inch \| 49.225 Millimeter x 3.125 Inch \| 79.38 Millimeter x 2.25 Inch \| 57.15 Millimeter Rexnord KA2115F Pillow Block Roller Bearing Units	Oil Speed Rating n2:3400 rpm; Basic Dynamic Radial Load Rating C:201000 N; Grease Speed Rating n1:2400 rpm; D:170.0000 mm; d:80.000 mm; Fillet Radius ra:2.00 mm; Accessories:Two Seals; Basic Static Radial Load Rating Co:236000 N; Sealed Speed Rating n3:2400 rpm; B:68.30 mm; Size (mm):1.938 Inch \| 49.225 Millimeter x 3.125 Inch \| 79.38 Millimeter x 2.25 Inch \| 57.15 Millimeter ;
25 mm x 111.13 mm x 2-9/16 in Rexnord ZA2025MM Pillow Block Roller Bearing Units	Lock nut:HM 30/1060; Hydraulic nut:HMV 212E; G3:15 mm; A:6.5 mm; d:1060 mm; d3:1200 mm; G:Tr 1060x8; G2:G 1/4; B:100 mm; B5:125 mm; Size (mm):25 mm x 111.13 mm x 2-9/16 in ;
3.1875 in x 10 in x 5-9/64 in Rexnord ZA630372 Pillow Block Roller Bearing Units	d3 max.:209.677 mm; B:28.042 mm; Sleeve:S 3036x6.7/16; B4:30.963 mm; Hydraulic nut:HMVC 36E; G:179.476 mm; d1:163.512 mm; Lock washer:W 036; Lock nut:N 036; B1:109.906 mm; Size (mm):3.1875 in x 10 in x 5-9/64 in ;
2.1875 in x 8-1/8 to 9-1/2 in x 4-1/8 in Rexnord MAF5203 Pillow Block Roller Bearing Units	J1:107.95 mm; ba:86.519 mm; Da:309.999 mm; Cap bolt recommended tightening torque:203.4 N·m; Adapter sleeve assembly:SNW 134x6; P90°:140 kN; Bearing:23234 CCK/W33; L:628.65 mm; Initial grease fill:878.85 g; Eye bolt:2 x 3/8-16 UNC; Size (mm):2.1875 in x 8-1/8 to 9-1/2 in x 4-1/8 in ;
1.938 Inch \| 49.225 Millimeter x 3.156 Inch \| 80.162 Millimeter x 2.75 Inch \| 69.85 Millimeter Rexnord KP9115F Pillow Block Roller Bearing Units	Dimension L:70.0 mm; Shaft Diameter D:25 mm; Basic Dynamic Radial Load Rating C:14000 N; Dimension DA:63.5 mm; Height T:38.8 mm; Diameter N:11.5 mm; Insert Bearing IB:ZMaRC; Height H:124.0 mm; Dimension A2:15.0 mm; Dimension A1:30.0 mm; Size (mm):1.938 Inch \| 49.225 Millimeter x 3.156 Inch \| 80.162 Millimeter x 2.75 Inch \| 69.85 Millimeter ;
3 Inch \| 76.2 Millimeter x 4 Inch \| 101.6 Millimeter x 3.25 Inch \| 82.55 Millimeter Rexnord KA2300F Pillow Block Roller Bearing Units	Dimension A1:0.9844 in; Dimension L:6.2500 in; Dimension N1:0.5469 in; Dimension S1:0.8750 in; Basic Dynamic Radial Load Rating:4380 lbf; Height H:3.2344 in; Shaft Diameter D:1 1/8 in; Distance JMIN:4.2500 in; Dimension N:0.8281 in; Weight W:1.10 lb; Size (mm):3 Inch \| 76.2 Millimeter x 4 Inch \| 101.6 Millimeter x 3.25 Inch \| 82.55 Millimeter ;
1.25 Inch \| 31.75 Millimeter x 2.688 Inch \| 68.275 Millimeter x 1.75 Inch \| 44.45 Millimeter Rexnord KA2104 Pillow Block Roller Bearing Units	B:21.5 mm; d3:145 mm; d:110 mm; G:M 110x2; B1:81 mm; d1:101.6 mm; Hydraulic nut:HMV 22 E; Mass adapter sleeve assembly:2.3 kg; Lock nut:KMFE 22; Size (mm):1.25 Inch \| 31.75 Millimeter x 2.688 Inch \| 68.275 Millimeter x 1.75 Inch \| 44.45 Millimeter ;
3.5000 in x 10 in x 4-3/8 in Rexnord ZA2308C Pillow Block Roller Bearing Units	ba:44.45 mm; H1:114.3 mm; A2:155.575 mm; A1:111.125 mm; RG:3/8 NPT; Cap bolt recommended tightening torque:298.3 N·m; L:387.35 mm; P120°:52.5 kN; J max.:333.375 mm; P180°:57.4 kN; Size (mm):3.5000 in x 10 in x 4-3/8 in ;
3.688 Inch \| 93.675 Millimeter x 5.188 Inch \| 131.775 Millimeter x 4.125 Inch \| 104.775 Millimeter Rexnord KA2311 Pillow Block Roller Bearing Units	b:16.7 mm; da max.:502 mm; Da max.:636 mm; Calculation factor kr:0.36; Fatigue load limit Pu:900 kN; Basic dynamic load rating C:4400 kN; α:20 °; Basic static load rating C0:11200 kN; F:509 mm; Limiting speed:1000 r/min; Size (mm):3.688 Inch \| 93.675 Millimeter x 5.188 Inch \| 131.775 Millimeter x 4.125 Inch \| 104.775 Millimeter ;

3.188 Inch | 80.975 Millimeter x 4.375 Inch | 111.13 Millimeter x 3.75 Inch | 95.25 Millimeter Rexnord KA2303 Pillow Block Roller Bearing Units Video

Rexnord KA2303 INTERCHANGE

Pillow Block Roller Bearing Units Part series KA2303 is a potential replacement for these common bearing part numbers:

NSKKA2303
SKFKA2303
NTNKA2303
FAGKA2303
TIMKENKA2303
KOYOKA2303
NACHIKA2303
DODGEKA2303

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3.938 Inch \| 100.025 Millimeter x 5.969 Inch \| 151.613 Millimeter x 4.25 Inch \| 107.95 Millimeter Rexnord KAS6315F Pillow Block Roller Bearing Units	P60°:669 kN; Mass pillow block:382 kg; J min.:666.75 mm; h:73.025 mm; J1:139.7 mm; Adapter sleeve assembly:SNP 3056x10.7/16; Da:419.999 mm; Initial grease fill:3515.4 g; Appropriate attachment bolt size G:1.5 in; N1:41.275 mm; Size (mm):3.938 Inch \| 100.025 Millimeter x 5.969 Inch \| 151.613 Millimeter x 4.25 Inch \| 107.95 Millimeter ;
1.938 Inch \| 49.225 Millimeter x 3.125 Inch \| 79.38 Millimeter x 2.25 Inch \| 57.15 Millimeter Rexnord KA2115F Pillow Block Roller Bearing Units	Oil Speed Rating n2:3400 rpm; Basic Dynamic Radial Load Rating C:201000 N; Grease Speed Rating n1:2400 rpm; D:170.0000 mm; d:80.000 mm; Fillet Radius ra:2.00 mm; Accessories:Two Seals; Basic Static Radial Load Rating Co:236000 N; Sealed Speed Rating n3:2400 rpm; B:68.30 mm; Size (mm):1.938 Inch \| 49.225 Millimeter x 3.125 Inch \| 79.38 Millimeter x 2.25 Inch \| 57.15 Millimeter ;
25 mm x 111.13 mm x 2-9/16 in Rexnord ZA2025MM Pillow Block Roller Bearing Units	Lock nut:HM 30/1060; Hydraulic nut:HMV 212E; G3:15 mm; A:6.5 mm; d:1060 mm; d3:1200 mm; G:Tr 1060x8; G2:G 1/4; B:100 mm; B5:125 mm; Size (mm):25 mm x 111.13 mm x 2-9/16 in ;
3.1875 in x 10 in x 5-9/64 in Rexnord ZA630372 Pillow Block Roller Bearing Units	d3 max.:209.677 mm; B:28.042 mm; Sleeve:S 3036x6.7/16; B4:30.963 mm; Hydraulic nut:HMVC 36E; G:179.476 mm; d1:163.512 mm; Lock washer:W 036; Lock nut:N 036; B1:109.906 mm; Size (mm):3.1875 in x 10 in x 5-9/64 in ;
2.1875 in x 8-1/8 to 9-1/2 in x 4-1/8 in Rexnord MAF5203 Pillow Block Roller Bearing Units	J1:107.95 mm; ba:86.519 mm; Da:309.999 mm; Cap bolt recommended tightening torque:203.4 N·m; Adapter sleeve assembly:SNW 134x6; P90°:140 kN; Bearing:23234 CCK/W33; L:628.65 mm; Initial grease fill:878.85 g; Eye bolt:2 x 3/8-16 UNC; Size (mm):2.1875 in x 8-1/8 to 9-1/2 in x 4-1/8 in ;
1.938 Inch \| 49.225 Millimeter x 3.156 Inch \| 80.162 Millimeter x 2.75 Inch \| 69.85 Millimeter Rexnord KP9115F Pillow Block Roller Bearing Units	Dimension L:70.0 mm; Shaft Diameter D:25 mm; Basic Dynamic Radial Load Rating C:14000 N; Dimension DA:63.5 mm; Height T:38.8 mm; Diameter N:11.5 mm; Insert Bearing IB:ZMaRC; Height H:124.0 mm; Dimension A2:15.0 mm; Dimension A1:30.0 mm; Size (mm):1.938 Inch \| 49.225 Millimeter x 3.156 Inch \| 80.162 Millimeter x 2.75 Inch \| 69.85 Millimeter ;
3 Inch \| 76.2 Millimeter x 4 Inch \| 101.6 Millimeter x 3.25 Inch \| 82.55 Millimeter Rexnord KA2300F Pillow Block Roller Bearing Units	Dimension A1:0.9844 in; Dimension L:6.2500 in; Dimension N1:0.5469 in; Dimension S1:0.8750 in; Basic Dynamic Radial Load Rating:4380 lbf; Height H:3.2344 in; Shaft Diameter D:1 1/8 in; Distance JMIN:4.2500 in; Dimension N:0.8281 in; Weight W:1.10 lb; Size (mm):3 Inch \| 76.2 Millimeter x 4 Inch \| 101.6 Millimeter x 3.25 Inch \| 82.55 Millimeter ;
1.25 Inch \| 31.75 Millimeter x 2.688 Inch \| 68.275 Millimeter x 1.75 Inch \| 44.45 Millimeter Rexnord KA2104 Pillow Block Roller Bearing Units	B:21.5 mm; d3:145 mm; d:110 mm; G:M 110x2; B1:81 mm; d1:101.6 mm; Hydraulic nut:HMV 22 E; Mass adapter sleeve assembly:2.3 kg; Lock nut:KMFE 22; Size (mm):1.25 Inch \| 31.75 Millimeter x 2.688 Inch \| 68.275 Millimeter x 1.75 Inch \| 44.45 Millimeter ;
3.5000 in x 10 in x 4-3/8 in Rexnord ZA2308C Pillow Block Roller Bearing Units	ba:44.45 mm; H1:114.3 mm; A2:155.575 mm; A1:111.125 mm; RG:3/8 NPT; Cap bolt recommended tightening torque:298.3 N·m; L:387.35 mm; P120°:52.5 kN; J max.:333.375 mm; P180°:57.4 kN; Size (mm):3.5000 in x 10 in x 4-3/8 in ;
3.688 Inch \| 93.675 Millimeter x 5.188 Inch \| 131.775 Millimeter x 4.125 Inch \| 104.775 Millimeter Rexnord KA2311 Pillow Block Roller Bearing Units	b:16.7 mm; da max.:502 mm; Da max.:636 mm; Calculation factor kr:0.36; Fatigue load limit Pu:900 kN; Basic dynamic load rating C:4400 kN; α:20 °; Basic static load rating C0:11200 kN; F:509 mm; Limiting speed:1000 r/min; Size (mm):3.688 Inch \| 93.675 Millimeter x 5.188 Inch \| 131.775 Millimeter x 4.125 Inch \| 104.775 Millimeter ;