863KV1252 NSK Four-Row Tapered Roller Bearing

280KV81 NSK Four-Row Tapered Roller Bearing	d:40 mm; Mass rod end:1.85 kg; dk:53 mm; C1 max.:24 mm; Basic static load rating C0:140 kN; Material constant KM:330; l1 min.:86 mm; G:M 39x3; d2 max.:94 mm; Basic dynamic load rating C:100 kN; Specific dynamic load factor K:100 N/mm²; l7 min.:46 mm; B:28 mm; r1 min.:0.6 mm; l2 max.:199 mm; α:6 °; h:150 mm;
530KV8 NSK Four-Row Tapered Roller Bearing	Recommended diameter for attachment bolts, mm G:12 mm; T:46.4 mm; Db2:96 mm; Da:88.9 mm; B4:6 mm; Fatigue load limit Pu:0.655 kN; Housing material:Cast iron; N:14 mm; RG:1/4-28 UNF; Rα:45 °; Db1:88 mm; R1:22 mm; J6:106 mm; GN:1/4-28 SAE-LT; SWN:7 mm; A1:13 mm; Basic dynamic load rating C:25.5 kN; L:96 mm; Recommended tightening torque for grub screw:6.5 N·m; Hexagonal key size for grub screw N:3.969 mm;
570KV7801 NSK Four-Row Tapered Roller Bearing	RG:1 NPT; Da:359.999 mm; Ca:107.798 mm; R1:122.237 mm; R2:42.862 mm; A1:203.2 mm; P90°:218 kN; Taconite seal:TER 550; h:56.356 mm; ba:89.694 mm; Initial grease fill:2154.6 g; Mass pillow block:181 kg; Cap bolt recommended tightening torque:271.2 N·m; P150°:120 kN; Housing:SAF 048 KA; A2:390.525 mm; Cap bolt:4 x 7/8-9 UNC; P180°:145 kN; Stabilizing ring:2 x A8897; PG:1/4 NPT;
535KV895 NSK Four-Row Tapered Roller Bearing	L:419.1 mm; P150°:59.6 kN; Ca:62.89 mm; R1:67.866 mm; da:101.6 mm; P90°:107 kN; J min.:320.675 mm; H2:52.388 mm; H:244.475 mm; Initial grease fill:232.47 g; RG:3/8 NPT; Taconite seal:TER 110; Max. speed for Taconite seal:775 r/min; Cap bolt:5/8-11 UNC; h:45.244 mm; Da:200 mm; ba:50.006 mm; Housing:SAFS 522; A2:231.775 mm; R2:31.75 mm;
509KV6552 NSK Four-Row Tapered Roller Bearing	d2:130.175 mm; da:87.313 mm; a:5.556 mm; L:222.25 mm; B:102.394 mm; A5:42.069 mm; S:0.794 mm; N1:20.637 mm; A1:107.95 mm; Mass bearing unit:18.4 kg; A:84.138 mm; Basic dynamic load rating C:253 kN; A6:28.575 mm; Limiting speed:2300 r/min; J:177.8 mm; Attachment bolt diameter G:19.05 mm; s:36.513 mm;
320KV895 NSK Four-Row Tapered Roller Bearing	L:95 mm; s1:21 mm; d:25.4 mm; Recommended diameter for attachment bolts, mm G:10 mm; Fatigue load limit Pu:0.335 kN; J7:19 mm; Housing material:Cast iron; Housing:FY 505 M/VZ033; A5:18 mm; Limiting speed:1500 r/min; Basic static load rating C0:7.8 kN; B1:33 mm; A3:3.2 mm; N4:4 mm; Da:74.6 mm; T:40 mm; J:70 mm; Db1:65 mm; Hexagonal key size for grub screw N:2.5 mm; RG:1/4-28 UNF;
400KV8 NSK Four-Row Tapered Roller Bearing	Grease Speed Rating n1:5600 rpm; D:80.0000 mm; Sealed Speed Rating n3:5600 rpm; Fillet Radius ra:1.00 mm; B:30.20 mm; Basic Static Radial Load Rating Co:34000 N; d:40.000 mm; Oil Speed Rating n2:7500 rpm; Basic Dynamic Radial Load Rating C:44900 N; Accessories:Shield & Seal & Snap;
500KV7202 NSK Four-Row Tapered Roller Bearing	Grease Speed Rating Open/Shielded n1:2200 rpm; d:110.000 mm; Fillet Radius ra:2.50 mm; Oil Speed Rating Open/Shielded n2:2700 rpm; D:240.0000 mm; Basic Dynamic Radial Load Rating C:216000 N; B:50.00 mm; Basic Static Radial Load Rating Co:250000 N; Accessories:Snap-Ring;
420KV81 NSK Four-Row Tapered Roller Bearing	Coefficient of friction µ max.:0.1; Specific static load factor K0:20 N/mm²; Permissible sliding velocity v max.:5 m/s; D:85 mm; Mass bushing:1.01 kg; Coefficient of friction µ min.:0.05; d:70 mm; Permissible sliding velocity v min.:0.25 m/s; Specific dynamic load factor K:10 N/mm²; Tolerance housing:H7; Tolerance shaft:h8; B:90 mm;
406KV5951 NSK Four-Row Tapered Roller Bearing	Db max.:44.6 mm; da min.:28.2 mm; db max.:29.4 mm; Preload class A GA:45 N; Ball diameter Dw:6.35 mm; Static axial stiffness, preload class C:56 N/µm; Static axial stiffness, preload class A:27 N/µm; d2:29.8 mm; db min.:28.2 mm; Attainable speed for grease lubrication:56000 r/min; Calculation factor f1:1; Number of balls z:14; Static axial stiffness, preload class B:41 N/µm; Mass bearing:0.068 kg;

No.	Brand	a	N	F	B	U	G	A	w
460KV5901	NSK	-	-	-	8.00 mm	-	-	-	-
475KV6601	NSK	-	-	-	28 mm	-	-	-	-
280KV8	NSK	-	-	-	40.00 mm	-	-	-	-
415KV5951	NSK	-	-	-	-	-	-	-	-
680KV1001	NSK	-	-	-	24.867 mm	-	149.555 mm	-	-
260KV4002	NSK	-	-	-	65.00 mm	-	-	-	-
1200KV1551	NSK	-	-	-	28 mm	-	M 42x3	-	-
635KV9051	NSK	-	-	-	-	-	-	-	-
800KV1151	NSK	67 mm	-	-	31 mm	-	-	-	-
685KV8751	NSK	-	-	-	70 mm	-	Tr 420x5	4 mm	-
266KV3951	NSK	-	-	-	21.00 mm	-	-	-	-
460KV6101	NSK	-	-	-	218 mm	-	Tr 500x5	-	-
479KV6751	NSK	-	-	-	16 mm	-	M 20x1.5	-	24 mm
710KV895	NSK	-	-	-	-	-	-	-	-
785KV1051	NSK	-	-	-	38.00 mm	-	-	-	-
595KV895	NSK	-	-	-	-	-	-	-	-
595KV8451	NSK	-	-	-	-	-	-	-	-
670KV9602	NSK	-	-	-	33.30 mm	-	-	-	-
558KV7352B	NSK	-	-	-	-	-	-	395 mm	-
558KV7356	NSK	-	-	-	16.00 mm	-	-	-	-

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