NN3044-AS-K-M-SP With Size 220x340x90 mm Super Precision Double Row Cylindrical Roller Bearings
Overview
NN30..-AS-K-M-SP type super precision cylindrical roller bearings, non-locating bearing, double row, with 1:12 tapered bore, separable, with cage.
Double row cylindrical roller bearing; It is cylindrical bore, separable, Non-locating bearings; Outer ring with three rigid ribs, inner ring without ribs, lubrication groove,e and lubrication holes in the outer ring, brass double comb cage.
Suffix meaning
M-Brass Cage
SP-Tolerance class SP
K-Tapered, taper 1:12
A-Internal Variant A
C1-Internal clearance smaller than C2
2-Double-row design
Bore diameter-220 mm; Outside diameter-340 mm; Width-90 mm; Mass-29.1 kg; Cr=810 kN; C0r=1450 kN; Limiting speed for grease lubrication is 2290 1/min; Limiting speed for oil lubrication is 2700 1/min.
Specifications
| Dimensions &Technical Datasheets | |
| Part NO. | NN3044-AS-K-M-SP-Super Precision Double-Row Cylindrical Roller Bearings |
| Brand | FAG made in Germany, and SDVV brand made in China |
| Main Dimensions | 220x340x90 mm |
| d | 220 mm |
| D | 340 mm |
| B | 90 mm |
| Limiting speed for grease lubrication | 2290 1/min |
| Limiting speed for oil lubrication | 2700 1/min |
| da | 232 mm |
| Da | 328 mm |
| r1 min | 3 mm |
| Cr | 810 kN |
| C0r | 1450 kN |
| M | 29.1 kg |
Below, Same Type Bearings Code Is Also Available
| Designation | Mass m ≈kg |
Dimensions | ||||||||
| d | D | B | r min. |
s1) | E | F | D₁ ≈ |
d1 ≈ |
||
| NN3044-AS-K-M-SP | 291 | 220 | 340 | 90 | 3 | 45 | 310 | 一 | 一 | 265,2 |
| NNU4948-S-K-M-SP NN3048-AS-K-M-SP |
17,1 31,5 |
240 | 320 | 80 | 21 | 3,4 6 |
330 | 265 | 292,2 一 |
一 |
| 240 | 360 | 92 | 3 | 285,2 | ||||||
| NNU4952-S-K-M-SP NN3052-AS-K-M-SP |
30,5 46,2 |
260 | 360 | 100 | 21 | 4 | 一 | 292 | 325,6 一 |
一 |
| 260 | 400 | 104 | 4 | 65 | 364 | 312,8 | ||||
| NNU4956-S-K-M-SP | 323 | 280 | 380 | 100 | 21 | 4 | 一 | 312 | 3,456 | 一 |
| NN3056-AS-K-M-SP | 497 | 280 | 420 | 106 | 4 | 68 | 384 | 一 | 一 | 332,8 |
| NNU4960-S-K-M-SP | 502 | 300 | 420 | 118 | 4 | 5 | 一 | 339 | 379 | 一 |
| NN3060-AS-K-M-SP | 685 | 300 | 460 | 118 | 4 | 75 | 418 | 一 | 一 | 360,4 |
| NNU4964-S-K-M-SP NN3064-AS-K-M-SP |
55,2 | 320 | 440 | 118 | 3 | 8,1 | 438 | 359 | 399 | 一 |
| 73,8 | 320 | 480 | 121 | 4 | 7,9 | 380,4 | ||||
| NNU4968-S-K-M-SP | 556 | 340 | 460 | 118 | 3 | 5 | 一 | 379 | 419 | 一 |
| NN3068-AS-K-M-SP | 993 | 340 | 520 | 133 | 5 | 87 | 473 | 一 | 一 | 409 |
| NNU4972-S-K-M-SP | 573 | 360 | 480 | 118 | 3 | 5 | 一 | 399 | 439 | 一 |
| NN3072-AS-K-M-SP | 104 | 360 | 540 | 134 | 5 | 87 | 493 | 一 | 一 | 429 |
| NNU4976-S-K-M-SP | 858 | 380 | 520 | 140 | 4 | 5,5 | 513 | 426 | 470 | 一 |
| NN3076-AS-K-M-SP | 110 | 380 | 560 | 135 | 5 | 9 | 449 | |||
| NNU4980-S-K-M-SP | 91 | 400 | 540 | 140 | 4 | 55 | 一 | 446 | 4,908 | 一 |
| NN3080-AS-K-M-SP | 143 | 400 | 600 | 148 | 5 | 95 | 549 | 一 | 一 | 477 |
| NNU4984-S-K-M-SP | 941 | 420 | 560 | 140 | 4 | 55 | 一 | 466 | 5,108 | 一 |
| NN3084-AS-K-M-SP | 150 | 420 | 620 | 150 | 5 | 10 | 569 | 一 | 一 | 497 |
| NNU4988-S-K-M-SP | 131 | 440 | 600 | 160 | 4 | 58 | 一 | 490 | 5,444 | 一 |
| NN3088-AS-K-M-SP | 172 | 440 | 650 | 157 | 6 | 103 | 597 | 一 | 一 | 520,2 |
| NNU4992-S-K-M-SP | 134 | 460 | 620 | 160 | 4 | 58 | 一 | 510 | 5,644 | 一 |
| NN3092-AS-K-M-SP | 197 | 460 | 680 | 163 | 6 | 105 | 624 | 一 | 一 | 544 |
| NNU4996-S-K-M-SP | 158 | 480 | 650 | 170 | 5 | 6 | 一 | 534 | 593 | 一 |
| NN3096-AS-K-M-SP | 208 | 480 | 700 | 165 | 6 | 11 | 644 | 一 | 一 | 564 |
| NNU49/500-S-K-M-SP | 162 | 500 | 670 | 170 | 5 | 6 | 一 | 554 | 613 | 一 |
| NN30/500-AS-K-M-SP | 214 | 500 | 720 | 167 | 6 | 115 | 664 | 584 | ||
| NNU49/530-S-K-M-SP NN30/530-AS-K-M-SP |
193 | 530 | 710 | 180 | 5 | 58 | 一 | 588 | 655 | 一 |
| 289 | 530 | 780 | 185 | 6 | 113 | 715 | 617,5 | |||
| NNU49/560-S-K-M-SP | 235 | 560 | 750 | 190 | 5 | 58 | 一 | 617 | 684 | 一 |
| NN30/560-AS-K-M-SP | 331 | 560 | 820 | 195 | 6 | 116 | 756 | 一 | 一 | 652 |
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