5.512 Inch | 140 Millimeter x 9.843 Inch | 250 Millimeter x 1.654 Inch | 42 Millimeter TIMKEN 7228WN MBR SU Angular Contact Ball BearingsCross reference
| Shape | Rack Gear | Place of Origin | Henan, China | Material | Steel |
| Processing | Forging | Standard or Nonstandard | Nonstandard, Nonstandard | Steel Type | Alloy Steel |
| Process | Forging | Chemical Control | Spectrograph | Defect Control | UT, MT |
| Heat Treatment | Anneal, Quenchining & Tempering | Surface Treatment | Grinding | Certificate | BV, ISO9001-2000 |
| Inspection | Third Party Approved | Weight | Max 55T |
| Pu | 482 kN |
| Grease | 603 kN |
| d | 85 mm |
| with tapered bore | 2 600 min-1 |
| Oil | 67.210 kN |
| B | 60 mm |
| rs (min) | 3 mm |
| Static (Cor) | 8.3 mm |
| Dynamic (Cr) | 4.5 mm |
| D | 180 mm |
5.512 Inch | 140 Millimeter x 9.843 Inch | 250 Millimeter x 1.654 Inch | 42 Millimeter TIMKEN 7228WN MBR SU Angular Contact Ball Bearings Specifications
r1,2 min.:2 mm; Basic static load rating C0:880 kN; Fatigue load limit Pu:91.5 kN; s2 max.:5.2 mm; Operating clearance factor k2:0.103; Misalignment factor k1:0.109; B:60 mm; D:180 mm; Mass bearing:5.45 kg; Basic dynamic load rating C:530 kN;
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RG:3/8 NPT; Mass pillow block:18 kg; R1:53.975 mm; da:76.2 mm; h:34.925 mm; J max.:279.4 mm; Labyrinth ring:2 x LOR 54; H:180.975 mm; P60°:84.5 kN; Housing:SAF 517;
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s max.:16.6 mm; Mass bearing:930 kg; rb max.:6 mm; D:920 mm; da min.:593 mm; Fatigue load limit Pu:1320 kN; D1 ≈:814 mm; Basic static load rating C0:18300 kN; Da max.:887 mm; K:12 mm;
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d2 (max):48.1 mm; Pu:3.300 kN; s:1.5 mm; d2:35 mm; E:61.8 mm; Static (Coa):27.1 kN; F:44 mm; b1:8 mm; Dynamic (Ca):31.6 kN; r1s (min):0.6 mm;
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Cap bolt:2 x 1-8 UNC; ba:53.975 mm; R2:30.163 mm; Initial grease fill:379.89 g; Ca:72.619 mm; Cap bolt recommended tightening torque:1220 N·m; P150°:66.7 kN; Labyrinth ring:2 x LOR 121; J max.:368.3 mm; RG:1/2 NPT;
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d:85 mm; B4:17.704 mm; Sleeve:S 17x2.7/8; Threads per inch:12; B:16.129 mm; Hydraulic nut:HMVC 17E; d1:73.025 mm; Mass adapter sleeve assembly:1.3 kg; G:84.836 mm; Lock washer:W 17;
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P150°:1500 kN; Oil level, max.:84 mm; Appropriate attachment bolt, rec. tightening torque:2280 N·m; P0°:3800 kN; L:770 mm; N4 max.:20 mm; P55°:4700 kN; A2:315 mm; Eye bolt, size:2 x M 24; Pa:1200 kN;
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End cover:ECY 210; B1:62.7 mm; Recommended diameter for attachment bolts, inch G:0.625 in; RG:1/4-28 UNF; T:66.1 mm; Mass bearing unit:2.35 kg; Housing material:Cast iron; J:111 mm; Da:125.4 mm; A5:29.5 mm;
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B:22 mm; F:48 mm; Mass inner ring:0.092 kg; r, r1,2 min.:0.6 mm; d:40 mm;
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Angle ring:HJ 415; Mass bearing:6.39 kg; Axial load factor Y:0.6; D1 ≈:149.1 mm; Basic static load rating C0:280 kN; da min.:91 mm; Da max.:174 mm; da max.:101 mm; Fatigue load limit Pu:34 kN; B:45 mm;
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r3,4 min.:4 mm; Basic dynamic load rating C:6440 kN; C:350 mm; Fatigue load limit Pu:1220 kN; Basic static load rating C0:15300 kN; Calculation factor kr:480; Design variant/feature:BC4.15/W20WI; Mass bearing:300 kg; B:350 mm; d1 ≈:540.7 mm;
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Fillet Radius ra:2.50 mm; Sealed Speed Rating n3:1000 rpm; Oil Speed Rating Open/Shielded n2:2000 rpm; Basic Static Radial Load Rating Co:315000 N; Grease Speed Rating Open/Shielded n1:1700 rpm; Accessories:Two Shields & Snap-R; d:240.000 mm; D:360.0000 mm; B:56.00 mm; Basic Dynamic Radial Load Rati
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RG:3/8 NPT; Housing:SAFS 026 KA; Max. speed for Taconite seal:700 r/min; End plug (suffix Y):EPR 15; L:419.1 mm; Stabilizing ring:2 x 38151-26; P60°:178 kN; Cap bolt:5/8-11 UNC; Adapter sleeve assembly:SNW 3026x4.3/8; R2:31.75 mm;
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Fatigue load limit Pu:0.335 kN; A1:22 mm; J7:13 mm; H1:36.5 mm; N1:11.5 mm; Recommended diameter for attachment bolts, inch G:0.375 in; N4:4 mm; Housing material:Cast iron; Hexagonal key size for grub screw N:3 mm; Basic static load rating C0:7.8 kN;
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Grease Speed Rating n1:2400 rpm; Oil Speed Rating n2:3000 rpm; Basic Static Radial Load Rating Co:72000 N; Basic Dynamic Radial Load Rating C:163000 N; d:110.000 mm; D:240.0000 mm; Fillet Radius ra:2.50 mm; B:50.00 mm;
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| interchange 5.512 Inch | 140 Millimeter x 9.843 Inch | 250 Millimeter x 1.654 Inch | 42 Millimeter TIMKEN 7228WN MBR SU Angular Contact Ball Bearings guide |
| m | F | T | B | C | a | s | d |
| TR357228HL | - | - | 28,575 mm | 28,575 mm | 22 mm | - | - | 35 mm |
| S7228 ACD/P4A | - | - | - | 42 mm | 212 kN | 67 mm | - | 140 mm |
| HCB7228-E-T-P4S | 6,6 kg / Weight | - | - | 42 mm | - | 67 mm | - | 140 mm |
| B7228-E-T-P4S | 7,86 kg / Weight | - | - | 42 mm | - | 66 mm | - | 140 mm |
| MR567228+MI-485628 | - | 88,9 mm | - | 44,7 mm | 141 kN | - | 3 mm | 76,2 mm |
| 7228 | - | - | - | 42 mm | 211 kN | 35.3 mm | - | 140 mm |
| 7228 A-UD | - | - | - | - | 355 kN | - | - | 140 mm |
| 7228 A-UX | - | - | - | - | 355 kN | 70,6 mm | - | 140 mm |
| 7228WN MBR SU | - | - | - | 1.654 Inch | 42 Millimeter | - | - | - | 5.512 Inch | 140 Millimeter |
| 7228WN MBR SU | - | - | - | 42 mm | - | - | - | 140 mm |
English
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