
轴承型号:NJ424EM
老代号:42424H
内径(d):120毫米
外径(D):310毫米
高度(B):72毫米
重量:28.8公斤
用于避让因运转时的温度变化引起的轴的伸缩,以及用于调整轴承的轴向位置宜选用只承受径向载荷且内圈与外圈可分离的轴承。使用非分离型轴承时,外圈与外壳之间一般采用间隙配合,以便轴伸缩时连同轴承一起做轴向避让,有时也利用轴与内圈的配合面做轴向避让。




type NU | type NJ | type NUP | type N | type NF | 内径(d) | 外径(D) | 高度(B) | type NU Kg | type N Kg |
| NU204 | NJ | NUP | | | 20 | 47 | 14 | 0.122 | |
| NU2204 | NJ | NUP | | | 20 | 47 | 18 | 0.158 | |
| NU304 | NJ | NUP | | | 20 | 52 | 15 | 0.176 | |
| NU2304 | NJ | NUP | | | 20 | 52 | 21 | 0.242 | |
| NU1005 | NJ | NUP | N | | 25 | 47 | 12 | 0.092 | 0.091 |
| NU205 | NJ | NUP | | | 25 | 52 | 15 | 0.151 | |
| NU2205 | NJ | NUP | | | 25 | 52 | 18 | 0.186 | |
| NU305 | NJ | NUP | | | 25 | 62 | 17 | 0.275 | |
| NU2305 | NJ | NUP | | | 25 | 62 | 24 | 0.386 | |
| NU405 | NJ | NUP | N | NF | 25 | 80 | 21 | 0.55 | 0.536 |
| NU1006 | NJ | NUP | N | | 30 | 55 | 13 | 0.13 | 0.128 |
| NU206 | NJ | NUP | | | 30 | 62 | 16 | 0.226 | |
| NU2206 | NJ | NUP | | | 30 | 62 | 20 | 0.297 | |
| NU306 | NJ | NUP | | | 30 | 72 | 19 | 0.398 | |
| NU2306 | NJ | NUP | | | 30 | 72 | 27 | 0.58 | |
| NU406 | NJ | NUP | N | NF | 30 | 90 | 23 | 0.751 | 0.732 |
| NU1007 | NJ | NUP | N | | 35 | 62 | 14 | 0.179 | 0.176 |
| NU207 | NJ | NUP | | | 35 | 72 | 17 | 0.327 | |
| NU2207 | NJ | NUP | | | 35 | 72 | 23 | 0.455 | |
| NU307 | NJ | NUP | | | 35 | 80 | 21 | 0.545 | |
| NU2307 | NJ | NUP | | | 35 | 80 | 31 | 0.78 | |
| NU407 | NJ | NUP | N | NF | 35 | 100 | 25 | 0.99 | 0.965 |
| NU1008 | NJ | NUP | N | | 40 | 68 | 15 | 0.22 | 0.217 |
| NU208 | NJ | NUP | N | NF | 40 | 80 | 18 | 0.378 | 0.37 |
| NU2208 | NJ | NUP | N | | 40 | 80 | 23 | 0.49 | 0.48 |
| NU308 | NJ | NUP | N | NF | 40 | 90 | 23 | 0.658 | 0.643 |
| NU2308 | NJ | NUP | N | | 40 | 90 | 33 | 0.951 | 0.932 |
| NU408 | NJ | NUP | N | NF | 40 | 110 | 27 | 1.3 | 1.27 |
| NU1009 | NJ | NUP | N | | 45 | 75 | 16 | 0.28 | 0.276 |
| NU209 | NJ | NUP | N | NF | 45 | 85 | 19 | 0.432 | 0.423 |
| NU2209 | NJ | NUP | N | | 45 | 85 | 23 | 0.53 | 0.52 |
| NU309 | NJ | NUP | N | NF | 45 | 100 | 25 | 0.877 | 0.857 |
| NU2309 | NJ | NUP | N | | 45 | 100 | 36 | 1.27 | 1.24 |
| NU409 | NJ | NUP | N | NF | 45 | 120 | 29 | 1.62 | 1.58 |
| NU1010 | NJ | NUP | N | | 50 | 80 | 16 | 0.295 | 0.291 |
| NU210 | NJ | NUP | N | NF | 50 | 90 | 20 | 0.47 | 0.46 |
| NU2210 | NJ | NUP | N | | 50 | 90 | 23 | 0.571 | 0.56 |
| NU310 | NJ | NUP | N | NF | 50 | 110 | 27 | 1.14 | 1.11 |
| NU2310 | NJ | NUP | N | | 50 | 110 | 40 | 1.7 | 1.67 |
| NU410 | NJ | NUP | N | NF | 50 | 130 | 31 | 2.02 | 1.97 |
| NU1011 | NJ | NUP | N | | 55 | 90 | 18 | 0.442 | 0.435 |
| NU211 | NJ | NUP | N | NF | 55 | 100 | 21 | 0.638 | 0.626 |
| NU2211 | NJ | NUP | N | | 55 | 100 | 25 | 0.773 | 0.758 |
| NU311 | NJ | NUP | N | NF | 55 | 120 | 29 | 1.45 | 1.42 |
| NU2311 | NJ | NUP | N | | 55 | 120 | 43 | 2.17 | 2.13 |
| NU411 | NJ | NUP | N | NF | 55 | 140 | 33 | 2.48 | 2.42 |
| NU1012 | NJ | NUP | N | | 60 | 95 | 18 | 0.474 | 0.467 |
| NU212 | NJ | NUP | N | NF | 60 | 110 | 22 | 0.818 | 0.802 |
| NU2212 | NJ | NUP | N | | 60 | 110 | 28 | 1.06 | 1.04 |
| NU312 | NJ | NUP | N | NF | 60 | 130 | 31 | 1.8 | 1.76 |
| NU2312 | NJ | NUP | N | | 60 | 130 | 46 | 2.71 | 2.66 |
| NU412 | NJ | NUP | N | NF | 60 | 150 | 35 | 3 | 2.93 |
| NU1013 | NJ | NUP | N | | 65 | 100 | 18 | 0.485 | 0.477 |
| NU213 | NJ | NUP | N | NF | 65 | 120 | 23 | 1.02 | 1 |
| NU2213 | NJ | NUP | N | | 65 | 120 | 31 | 1.4 | 1.37 |
| NU313 | NJ | NUP | N | NF | 65 | 140 | 33 | 2.23 | 2.18 |
| NU2313 | NJ | NUP | N | | 65 | 140 | 48 | 3.27 | 3.2 |
| NU413 | NJ | NUP | N | NF | 65 | 160 | 37 | 3.6 | 3.5 |
| NU1014 | NJ | NUP | N | | 70 | 110 | 20 | 0.699 | 0.689 |
| NU214 | NJ | NUP | N | NF | 70 | 125 | 24 | 1.12 | 1.1 |
| NU2214 | NJ | NUP | N | | 70 | 125 | 31 | 1.47 | 1.44 |
| NU314 | NJ | NUP | N | NF | 70 | 150 | 35 | 2.71 | 2.65 |
| NU2314 | NJ | NUP | N | | 70 | 150 | 51 | 3.98 | 3.9 |
| NU414 | NJ | NUP | N | NF | 70 | 180 | 42 | 5.24 | 5.1 |
| NU1015 | NJ | NUP | N | | 75 | 115 | 20 | 0.738 | 0.727 |
| NU215 | NJ | NUP | N | NF | 75 | 130 | 25 | 1.23 | 1.21 |
| NU2215 | NJ | NUP | N | | 75 | 130 | 31 | 1.55 | 1.52 |
| NU315 | NJ | NUP | N | NF | 75 | 160 | 37 | 3.28 | 3.21 |
| NU2315 | NJ | NUP | N | | 75 | 160 | 55 | 4.87 | 4.77 |
| NU415 | NJ | NUP | N | NF | 75 | 190 | 45 | 6.22 | 6.06 |
| NU1016 | NJ | NUP | N | | 80 | 125 | 22 | 0.98 | 0.965 |
| NU216 | NJ | NUP | N | NF | 80 | 140 | 26 | 1.5 | 1.47 |
| NU2216 | NJ | NUP | N | | 80 | 140 | 33 | 1.93 | 1.89 |
| NU316 | NJ | NUP | N | NF | 80 | 170 | 39 | 3.86 | 3.77 |
| NU2316 | NJ | NUP | N | | 80 | 170 | 58 | 5.79 | 5.67 |
| NU416 | NJ | NUP | N | NF | 80 | 200 | 48 | 7.32 | 7.14 |
| NU1017 | NJ | NUP | N | | 85 | 130 | 22 | 1.03 | 1.01 |
| NU217 | NJ | NUP | N | NF | 85 | 150 | 28 | 1.87 | 1.83 |
| NU2217 | NJ | NUP | N | | 85 | 150 | 36 | 2.44 | 2.39 |
| NU317 | NJ | NUP | N | NF | 85 | 180 | 41 | 4.54 | 4.44 |
| NU2317 | NJ | NUP | N | | 85 | 180 | 60 | 6.7 | 6.57 |
| NU1018 | NJ | NUP | N | | 90 | 140 | 24 | 1.33 | 1.31 |
| NU218 | NJ | NUP | N | NF | 90 | 160 | 30 | 2.3 | 2.25 |
| NU2218 | NJ | NUP | N | | 90 | 160 | 40 | 3.1 | 3.04 |
| NU318 | NJ | NUP | N | NF | 90 | 190 | 43 | 5.3 | 5.18 |
| NU2318 | NJ | NUP | N | | 90 | 190 | 64 | 7.95 | 7.79 |
| NU1019 | NJ | NUP | N | | 95 | 145 | 24 | 1.4 | 1.38 |
| NU219 | NJ | NUP | N | NF | 95 | 170 | 32 | 2.78 | 2.72 |
| NU2219 | NJ | NUP | N | | 95 | 170 | 43 | 3.79 | 3.71 |
| NU319 | NJ | NUP | N | NF | 95 | 200 | 45 | 6.13 | 5.99 |
| NU2319 | NJ | NUP | N | | 95 | 200 | 67 | 9.2 | 9.02 |
| NU1020 | NJ | NUP | N | | 100 | 150 | 24 | 1.45 | 1.43 |
| NU220 | NJ | NUP | N | NF | 100 | 180 | 34 | 3.33 | 3.26 |
| NU2220 | NJ | NUP | N | | 100 | 180 | 46 | 4.57 | 4.48 |
| NU320 | NJ | NUP | N | NF | 100 | 215 | 47 | 7.49 | 7.32 |
| NU2320 | NJ | NUP | N | | 100 | 215 | 73 | 11.7 | 11.5 |
