IKO NAG4912 Roller Bearings

Fatigue load limit Pu:232 kN; da max.:386 mm; rb max.:4 mm; Limiting speed:1200 r/min; D1 ≈:494 mm; Limiting value e:0.2; Calculation factor kr:0.13; s max.:4.8 mm; Basic dynamic load rating C:1830 kN; da min.:338 mm;

Basic Static Radial Load Rating Co:73500 N; Oil Speed Rating n2:4800 rpm; Fillet Radius ra:1.50 mm; d:65.000 mm; D:120.0000 mm; Sealed Speed Rating n3:3600 rpm; Grease Speed Rating n1:3600 rpm; Basic Dynamic Radial Load Rating C:80600 N; Accessories:Shield & Seal & Snap; B:38.10 mm;

G2:G 1/8; Lock nut:HM 30/900; Locking device:MS 30/900-850; d3:1030 mm; d:900 mm; G:Tr 900x7; Mass adapter sleeve assembly:387 kg; A:10 mm; d1:850 mm; B:100 mm;

Fatigue load limit Pu:81.5 kN; F:167 mm; Axial load factor Y:0.6; da min.:147 mm; Calculation factor kr:0.23; D:280 mm; Limiting value e:0.2; Da max.:261.4 mm; Mass bearing:21.4 kg; Reference speed:2400 r/min;

B:60.3 mm; Calculation factor Y1:2.3; d2 ≈:114 mm; da max.:114 mm; d:100 mm; D:180 mm; Calculation factor Y2:3.4; Basic dynamic load rating C:499 kN; da min.:112 mm; b:8.3 mm;

Bolt Pattern C:0.55 in; Frame Size B:24 in; Bolt Pattern E:22 1/2 in; Travel:18; Bolt Pattern D:2 3/4 in; Length H:0.500 in; Shaft C/L Distance F:1 27/32 in; Frame Size A:4 41/64 in; Frame Accepts These Shaft Sizes (Bearing Bore):30 mm, 35 mm; Height G:3.438 in;

A2:222.25 mm; Ca:89.789 mm; Appropriate attachment bolt size G:1 in; Cap bolt:4 x 3/4-10 UNC; P150°:78.3 kN; H:336.55 mm; Max. speed for PosiTrac Plus seal:825 r/min; N1:28.575 mm; Housing:SAF 038 KA; Cap bolt, SAE grade:5;

d1 ≈:355.2 mm; B2:35.5 mm; B1:18 mm; r3,4 min.:5 mm; Mass angle ring:6.75 kg; d:280 mm;

Basic Static Radial Load Rating Co:12700 N; D:62.0000 mm; B:16.00 mm; Oil Speed Rating n2:12000 rpm; d:30.000 mm; Grease Speed Rating n1:8500 rpm; Fillet Radius ra:1.00 mm; Basic Dynamic Radial Load Rating C:21200 N;

Cap bolt:2 x 1/2-13 UNC; End plug (suffix Y):EPR 7; P120°:18 kN; PG:1/8 NPT; Stabilizing ring:SR-13-0; Max. speed for Taconite seal:1000 r/min; P60°:50.3 kN; Initial grease fill:53.865 g; RG:1/8 NPT; Taconite seal (db shaft position):TER 55;

Mass adapter sleeve assembly:5.8 kg; B4:30.5 mm; Lock nut:KML 38; Locking device:MBL 38; G:M 190x3; Hydraulic nut:HMV 38 E; B:28 mm; B1:112 mm; d:190 mm; d1:176.213 mm;

S:4.763 mm; A2:160.338 mm; Cap bolt, SAE grade:8; Mass pillow block:29.9 kg; L:361.95 mm; Da:170 mm; N1:22.225 mm; Labyrinth ring:2 x LOR 44; P60°:85.9 kN; End plug (suffix Y):EPR 8;

RG:3/4 NPT; H2:63.5 mm; Ca:95.809 mm; Labyrinth ring:2 x LOR 112; Initial grease fill:623.7 g; P180°:96.1 kN; Eye bolt:2 x 3/8-16 UNC; P90°:138 kN; Housing:SAF 624; Cap bolt, SAE grade:5;

F:12 mm; r, r1,2 min.:0.3 mm; d:8 mm; Mass inner ring:0.005 kg; B:10.5 mm;

d:110.000 mm; Fillet Radius ra:2.00 mm; Basic Static Radial Load Rating Co:340000 N; Oil Speed Rating n2:8000 rpm; Grease Speed Rating n1:5500 rpm; Fillet Radius rb:1.00 mm; B:76.00 mm; Basic Dynamic Radial Load Rating C:296000 N; D:200.0000 mm;