55mm x 72mm x 9mm NSK 6811ddu-nsk Ball Bearings Thin SectionSystems
| Structure | Spherical | Type | Roller | Bore Size | 10 - 300 mm |
| Outside Diameter | 20 - 400 mm | Precision Rating | P0 P6 P5 P4 P2 | Seals Type | Open ZZ 2RS |
| Number of Row | Double Row | Place of Origin | Shandong, China | Material | Chrome Steel GCR15/GCr15SiMn, Stainless Steel |
| Cage | CA CC E MB CAK | Package | Original Packing | Vibration | Z1V1 Z2V2 Z3V3 |
| Noise level | Z1, Z2, Z3 | Clearance | C2 C3 C4 C5 | Name | Sealed Spherical Roller Bearing SB-22213 |
| Main market | all over the world | Service | OEM Customized Services | Lubrication | Oil Lubrication |
| Taconite seal (db shaft position) | TER 79 |
| dc | 71.438 mm |
| Lock washer | W 15 |
| P60° | 54.3 kN |
| J1 | 47.625 mm |
| A1 | 79.375 mm |
| Bearing | 1215 |
| Cap bolt, SAE grade | 5 |
| H | 157.559 mm |
| Pa | 14.2 kN |
How to Identify 55mm x 72mm x 9mm NSK 6811ddu-nsk Ball Bearings Thin Section by Bearing Number
Taconite seal (db shaft position):TER 79; dc:71.438 mm; Lock washer:W 15; P60°:54.3 kN; J1:47.625 mm; A1:79.375 mm; Bearing:1215; Cap bolt, SAE grade:5; H:157.559 mm; Pa:14.2 kN;
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Fatigue load limit Pu:300 kN; rb max.:4 mm; Dimension series:4GD; Calculation factor e:0.43; Basic static load rating C0:3650 kN; C:106 mm; r1,2 min.:5 mm; Ca min.:10 mm; Basic dynamic load rating C:2340 kN; Reference speed:900 r/min;
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D:320.0000 mm; B:52.00 mm; Oil Speed Rating n2:2200 rpm; d:180.000 mm; Basic Dynamic Radial Load Rating C:345000 N; Fillet Radius ra:3.00 mm; Grease Speed Rating n1:1800 rpm; Basic Static Radial Load Rating Co:430000 N; Fillet Radius rb:1.00 mm;
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ba:69.85 mm; H2:66.675 mm; Housing:SAFS 038 KA; R1:104.775 mm; da:173.037 mm; Cap bolt recommended tightening torque:813.5 N·m; Bearing:23038 CCK/W33; R2:33.337 mm; Bearing limiting speed:2400 r/min; Mass pillow block:121 kg;
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Coefficient of friction µ min.:0.05; Tolerance housing:H7; Tolerance shaft:h8; Permissible sliding velocity v min.:0.25 m/s; D:25 mm; Mass bushing:0.058 kg; B:25 mm; Specific static load factor K0:20 N/mm²; Coefficient of friction µ max.:0.1; Specific dynamic load factor K:10 N/mm&s
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Adapter sleeve assembly:SNW 17x2.15/16; P150°:28.5 kN; H1:95.25 mm; R2:22.225 mm; A2:195.262 mm; J max.:279.4 mm; RG:3/8 NPT; R1:53.975 mm; H:187.325 mm; P120°:31.6 kN;
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a:8 mm; h:152 mm; Tolerance housing:H7; Coefficient of friction µ min.:0.08; Tolerance shaft:e7; Specific static load factor K0:45 N/mm²; d:150 mm; Permissible sliding velocity v min.:0 m/s; Mass bushing:7 kg; Permissible sliding velocity v max.:0.5 m/s;
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Fillet Radius ra:2.00 mm; Basic Dynamic Radial Load Rating C:85200 N; Basic Static Radial Load Rating Co:55000 N; Oil Speed Rating n2:6300 rpm; D:120.0000 mm; Fillet Radius rb:1.00 mm; B:29.00 mm; d:45.000 mm; Grease Speed Rating n1:4800 rpm;
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Basic Dynamic Radial Load Rating C:358000 N; d:300.000 mm; Grease Speed Rating Open/Shielded n1:1200 rpm; Oil Speed Rating Open/Shielded n2:1500 rpm; B:74.00 mm; Basic Static Radial Load Rating Co:500000 N; Fillet Radius ra:3.00 mm; D:460.0000 mm; Accessories:Snap-Ring; Sealed Speed Rating n3:780 rp
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l7 min.:34 mm; Basic static load rating C0:81.5 kN; G:M 30x2; l2 max.:149 mm; r1 min.:0.6 mm; B:22 mm; Basic dynamic load rating C:93 kN; l1 min.:65 mm; h:110 mm; dk:40.7 mm;
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Accessories:Metal Shields; B:73.03 mm; Oil Speed Rating Open/Shielded n2:4000 rpm; Fillet Radius ra:2.50 mm; Basic Dynamic Radial Load Rating C:143000 N; Grease Speed Rating Open/Shielded n1:3400 rpm; Basic Static Radial Load Rating Co:108000 N; D:190.0000 mm; d:90.000 mm; Sealed Speed Rating n3:240
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Da:160 mm; P60°:101 kN; Cap bolt:2 x 5/8-11 UNC; R2:27.781 mm; Appropriate attachment bolt size G:0.625 in; P180°:42.3 kN; Housing:FSAF 218; Max. speed for Taconite seal:750 r/min; Mass pillow block:21.2 kg; P120°:38.3 kN;
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B:31.00 mm; Fillet Radius ra:2.00 mm; d:50.000 mm; D:130.0000 mm; Basic Static Radial Load Rating Co:71000 N; Grease Speed Rating Open/Shielded n1:4400 rpm; Accessories:Snap-Ring; Basic Dynamic Radial Load Rating C:88000 N; Oil Speed Rating Open/Shielded n2:5400 rpm;
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B1:107.467 mm; G:149.555 mm; d3 max.:195.402 mm; Threads per inch:12; B4:28.575 mm; d1:133.35 mm; Lock washer:W 30; Hydraulic nut:HMVC 30E; Lock nut:AN 30; Mass adapter sleeve assembly:7.25 kg;
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P60°:416 kN; H1:200.025 mm; Ca:101.803 mm; Eye bolt:2 x 1/2-13 UNC; Appropriate attachment bolt size G:1.25 in; R2:42.069 mm; Labyrinth ring:2 x LOR 168; Bearing:23044 CCK/W33; J max.:619.125 mm; L:711.2 mm;
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| Frequently bought 55mm x 72mm x 9mm NSK 6811ddu-nsk Ball Bearings Thin Section together |
| r | d | R | a | b | D | C | T |
| L68149/L68111 | - | 34,988 mm | - | - | - | 59,974 mm | 35,5 kN | 15,875 mm |
| L68149/L68110 | 1,3 mm | 34,987 mm | 0 mm | - | - | 59,131 mm | 11,938 mm | 15,875 mm |
| 6811NR | 0.3 | 55 mm | - | 1,7 mm | 0,95 mm | 72 mm | 8,8 kN | - |
| 6811Z | - | 55 mm | - | - | - | 72 mm | 8,8 kN | - |
| 6811ZNR | - | 55 mm | - | 1.7 mm | 0.95 mm | 72 mm | 8,8 kN | - |
| 6811-2RS | - | 55 mm | - | - | - | 72 mm | 8,32 kN | - |
| 6811-2RZ | - | 55 mm | - | - | - | 72 mm | 6,72 kN | - |
| 6811LLB | - | 55 mm | - | - | - | 72 mm | 8,8 kN | - |
| 6811LLU | - | 55 mm | - | - | - | 72 mm | 8,8 kN | - |
| 6811ddu-nsk | - | 55mm | - | - | - | 72mm | - | - |
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NTN BEARING USA CORP.2020-07-10 09:46:19
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