單列圓柱滾子軸承
單列圓柱滾子軸承由內(nèi)圈、外圈、圓柱滾子等零件組成，根據(jù)內(nèi)外圈擋邊設(shè)置不同，可細(xì)分為NU、NJ、N、NUP等多種不同設(shè)計(jì)，適用于較高徑向載荷和高轉(zhuǎn)速工況。
單列圓柱滾子軸承由內(nèi)圈、外圈、圓柱滾子等零件組成，根據(jù)內(nèi)外圈擋邊設(shè)置不同，可細(xì)分為NU、NJ、N、NUP等多種不同設(shè)計(jì)，適用于較高徑向載荷和高轉(zhuǎn)速工況。
| 型號(hào) | 主要尺寸及數(shù)據(jù) | 其他數(shù)據(jù) | |||||||||
| 帶標(biāo)準(zhǔn)保持架的軸承 | 備選標(biāo)準(zhǔn)保持架 | 角圈 | d | D | B | r1,2 min | m | Cr | Cor | nB | nG |
| mm | kg | kN | r/min | ||||||||
| NJ305ECP | J,ML | HJ 306 EC | 25 | 62 | 17 | 1.1 | 0.24 | 46.5 | 36.5 | 12000 | 15000 |
| NUP305ECP | J,ML | – | 25 | 62 | 17 | 1.1 | 0.25 | 46.5 | 36.5 | 12000 | 15000 |
| NU2305ECP | J,ML | HJ 2305 EC | 25 | 62 | 24 | 1.1 | 0.34 | 64 | 55 | 12000 | 15000 |
| NJ2305ECP | J,ML | HJ 2306 EC | 25 | 62 | 24 | 1.1 | 0.35 | 64 | 55 | 12000 | 15000 |
| NUP2305ECP | J,ML | – | 25 | 62 | 24 | 1.1 | 0.36 | 64 | 55 | 12000 | 15000 |
| NU1052ML | M | HJ 1052 | 260 | 400 | 65 | 4 | 29.5 | 627 | 965 | 1800 | 2800 |
| NJ1052ML | M | HJ 1052 | 260 | 400 | 65 | 4 | 30 | 627 | 965 | 1800 | 2800 |
| NU252MA | – | – | 260 | 480 | 80 | 5 | 68.5 | 1170 | 1700 | 1400 | 2000 |
| NJ252MA | – | – | 260 | 480 | 80 | 5 | 69 | 1170 | 1700 | 1400 | 2000 |
| NUP252MA | – | – | 260 | 480 | 80 | 5 | 72 | 1170 | 1700 | 1400 | 2000 |
| NJ2252MA | – | – | 260 | 480 | 130 | 5 | 112 | 1790 | 3000 | 1300 | 2000 |
| NU2252MA | – | – | 260 | 480 | 130 | 5 | 110 | 1790 | 3000 | 1400 | 2000 |
| NU352ECMA | – | – | 260 | 540 | 102 | 6 | 121 | 1940 | 2700 | 1100 | 1800 |
| NJ2352ECMA | – | – | 260 | 540 | 165 | 6 | 196 | 3140 | 4550 | 1100 | 1900 |
| NU2352ECMA | – | – | 260 | 540 | 165 | 6 | 193 | 3190 | 4550 | 1100 | 1800 |
| NU1056ML | M | HJ 1056 | 280 | 420 | 65 | 4 | 31 | 660 | 1060 | 1700 | 2600 |
| NU3156ECMA | – | – | 280 | 460 | 146 | 5 | 101 | 2290 | 3900 | 1200 | 2000 |
| NJ256MA | – | – | 280 | 500 | 80 | 5 | 73 | 1140 | 1800 | 1400 | 1900 |
| NU256MA | – | – | 280 | 500 | 80 | 5 | 71.5 | 1190 | 1800 | 1400 | 1900 |
| NU2256ECML | – | – | 280 | 500 | 130 | 5 | 115 | 2330 | 3750 | 1200 | 2200 |
| NU2356MA | – | – | 280 | 580 | 175 | 6 | 230 | 2700 | 4300 | 1000 | 1700 |
| N306ECP | – | – | 30 | 72 | 19 | 1.1 | 0.36 | 58.5 | 48 | 11000 | 12000 |
| NU306ECP | J,M,ML | HJ 306 EC | 30 | 72 | 19 | 1.1 | 0.36 | 58.5 | 48 | 11000 | 12000 |
| NJ306ECP | J,M,ML | HJ 307 EC | 30 | 72 | 19 | 1.1 | 0.37 | 58.5 | 48 | 11000 | 12000 |
| NUP306ECP | J,M,ML | – | 30 | 72 | 19 | 1.1 | 0.38 | 58.5 | 48 | 11000 | 12000 |
| NU2306ECP | ML,PH | – | 30 | 72 | 27 | 1.1 | 0.53 | 83 | 75 | 11000 | 12000 |
| NJ2306ECP | ML,PH | – | 30 | 72 | 27 | 1.1 | 0.54 | 83 | 75 | 11000 | 12000 |
| NUP2306ECP | ML,PH | – | 30 | 72 | 27 | 1.1 | 0.54 | 83 | 75 | 11000 | 12000 |
| NU406MA | HJ 406 | 30 | 90 | 23 | 1.5 | 0.75 | 60.5 | 53 | 9000 | 11000 | |
| NJ406MA | HJ 406 | 30 | 90 | 23 | 1.5 | 0.78 | 60.5 | 53 | 9000 | 11000 | |
| NU1006– | – | 30 | 55 | 13 | 1 | 0.11 | 17.9 | 17.3 | 15000 | 15000 | |
| N206ECP | – | – | 30 | 62 | 16 | 1 | 0.2 | 44 | 36.5 | 13000 | 14000 |
| NU206ECP | J,ML,PH | HJ 206 EC | 30 | 62 | 16 | 1 | 0.2 | 44 | 36.5 | 13000 | 14000 |
| NJ206ECP | J,ML,PH | HJ 207 EC | 30 | 62 | 16 | 1 | 0.21 | 44 | 36.5 | 13000 | 14000 |
| NUP206ECP | J,ML,PH | – | 30 | 62 | 16 | 1 | 0.21 | 44 | 36.5 | 13000 | 14000 |
| NJ2206ECP | J,ML,PH | – | 30 | 62 | 20 | 1 | 0.26 | 55 | 49 | 13000 | 14000 |
| NU2206ECP | J,ML,PH | – | 30 | 62 | 20 | 1 | 0.26 | 55 | 49 | 13000 | 14000 |
| NUP2206ECP | J,ML,PH | – | 30 | 62 | 20 | 1 | 0.27 | 55 | 49 | 13000 | 14000 |
| NJ1060MA | – | – | 300 | 460 | 74 | 4 | 46 | 858 | 1370 | 1500 | 2000 |
| NU1060MA | – | – | 300 | 460 | 74 | 4 | 46 | 858 | 1370 | 1500 | 2000 |
| NU2060ECMA | – | – | 300 | 460 | 95 | 4 | 62 | 1510 | 2600 | 1300 | 2000 |
| NU260M | – | – | 300 | 540 | 85 | 5 | 89.5 | 1420 | 2120 | 1300 | 1400 |
| NU2260MA | – | – | 300 | 540 | 140 | 5 | 145 | 2090 | 3450 | 1200 | 1800 |
| NU360ECM | – | – | 300 | 620 | 109 | 7.5 | 174 | 2330 | 3350 | 950 | 1200 |
| NU2360ECMA | – | – | 300 | 620 | 185 | 7.5 | 270 | 4020 | 5850 | 950 | 1600 |
| NU1964ECMA | – | – | 320 | 440 | 56 | 3 | 26 | 693 | 1200 | 1500 | 2000 |
| NJ1064MA | – | – | 320 | 480 | 74 | 4 | 48 | 880 | 1430 | 1400 | 1400 |
| NU1064MA | – | – | 320 | 480 | 74 | 4 | 48.5 | 880 | 1430 | 1400 | 1400 |
| NU264ECM | – | – | 320 | 580 | 92 | 5 | 115 | 1830 | 2750 | 1000 | 1200 |
| NU2264ECML | – | – | 320 | 580 | 150 | 5 | 176 | 3190 | 5000 | 1000 | 1900 |
