BOSTON GEAR 12L 2-1/4 Mounted Units & Inserts

Housing washer:GS 81122; d:110 mm; Shaft washer:WS 81122; Dw:11 mm; Eb:141 mm; D:145 mm; Universal washer:LS 110145; Ea:114 mm; Limiting speed:2200 r/min; Mass roller and cage thrust assembly:0.27 kg;

A:9 mm; G1:40 mm; G2:G 1/4; d:500 mm; B1:209 mm; B2:221 mm; G:Tr 530x6; d1:480 mm; Hydraulic nut:HMV 106 E; Nut for removal:HM 30/530;

D:120.0000 mm; Fillet Radius ra:1.00 mm; Grease Speed Rating Open/Shielded n1:5300 rpm; Oil Speed Rating Open/Shielded n2:6300 rpm; Sealed Speed Rating n3:3200 rpm; Accessories:Two Shields; B:18.00 mm; Basic Dynamic Radial Load Rating C:31900 N; d:85.000 mm; Basic Static Radial Load Rating Co:30000

Oil level, min.:90 mm; P150°:2400 kN; da:340 mm; s:30 mm; A1:360 mm; Da:600 mm; bb:171 mm; Oil seal:TSD 3172 U; N:50 mm; L:1000 mm;

d:330.2 mm; Comparative axial load rating CFa:170 kN; Thrust factor K:1.76; Calculation factor Y2:3; Basic dynamic load rating C:4250 kN; Calculation factor Y1:2; Fatigue load limit Pu:735 kN; Calculation factor e:0.33; B:301.625 mm; d1 ≈:481 mm;

F:40 mm; r, r1,2 min.:0.3 mm; B:20.5 mm; d:35 mm; Mass inner ring:0.046 kg;

Grease Speed Rating n1:2000 rpm; B:73.00 mm; Accessories:One Seal; Oil Speed Rating n2:3000 rpm; Sealed Speed Rating n3:2000 rpm; Fillet Radius ra:2.50 mm; d:90.000 mm; Basic Static Radial Load Rating Co:196000 N; D:190.0000 mm; Basic Dynamic Radial Load Rating C:212000 N;

α:124 °; B:160 mm; h:172 mm; Mass bushing:7.9 kg; Coefficient of friction µ min.:0.08; Tolerance shaft:e7; Coefficient of friction µ max.:0.15; D:190 mm; Permissible sliding velocity v min.:0 m/s; Permissible sliding velocity v max.:0.5 m/s;

PG:1/4 NPT; Cap bolt, SAE grade:5; J max.:619.125 mm; A2:273.05 mm; H:401.637 mm; J min.:549.275 mm; A1:190.5 mm; Ca:123.8 mm; P90°:173 kN; ba:87.313 mm;

P60°:136 kN; Adapter sleeve assembly:SNW 20x3.3/8; RG:3/8 NPT; Mass pillow block:28.1 kg; P120°:50.7 kN; A2:152.797 mm; Cap bolt recommended tightening torque:203.4 N·m; Cap bolt:2 x 3/4-10 UNC; h:42.069 mm; P150°:46.3 kN;

Specific static load factor K0:45 N/mm²; B:80 mm; Specific dynamic load factor K:25 N/mm²; B1:10 mm; Permissible sliding velocity v max.:0.5 m/s; Coefficient of friction µ min.:0.08; d:210 mm; Mass bushing:4.88 kg; Permissible sliding velocity v min.:0 m/s; Tolerance shaft:e7;

Fatigue load limit Pu:64 kN; Basic dynamic load rating C:465 kN; D1 ≈:172.5 mm; da max.:129 mm; r1,2 min.:2.1 mm; Limiting speed:4000 r/min; Reference speed:3600 r/min; s max.:2.2 mm; d:110 mm; Mass bearing:7.3 kg;

Frame Accepts These Shaft Sizes (Bearing Bore):20 mm, 25 mm; Shaft C/L Distance F:1 2/5 in; Bolt Pattern D:2 1/4 in; Frame Size B:11 in; Frame Size A:4 1/8 in; Bolt Pattern E:9 1/2 in; Travel:6; Length H:0.500 in; Bolt Pattern C:0.55 in; Height G:2.938 in;

Basic Dynamic Radial Load Rating C:203000 N; d:105.000 mm; B:49.00 mm; Oil Speed Rating n2:3800 rpm; Basic Static Radial Load Rating Co:200000 N; Grease Speed Rating n1:2900 rpm; D:225.0000 mm; Fillet Radius ra:2.50 mm;