滾輪滾針軸承 NAST 30ZZ廣州 深圳 福州支承滾輪滾針軸承系厚壁外圈,經(jīng)高溫高氮淬火,高精密分選的滾子由高剛性外圈的擋邊引導(dǎo),利用線狀接觸,滾輪可以直接在滾道上輕松轉(zhuǎn)動(dòng),并可以承受巨大的載荷。為去除應(yīng)力,支撐滾輪的外圈采用弧面設(shè)計(jì),曲線滾輪有帶單、雙密封圈、不帶密封圈、帶密封環(huán)等各種規(guī)格型號(hào)。 支承滾輪軸承
Thrust Angular Contact Ball Bearings
NAST…ZZ系列
軸徑 型號(hào) 重量 尺寸 基本額定載荷 極限轉(zhuǎn)速 Shaft Designation Mass Dimensions Basic Load Ratings Limiting Diameter d D B C d1 a e r 動(dòng) Cr 靜 Cor Speed Dynamic Static grease mm
g min. kN kN rpm 6 NAST 6ZZ 24.5 6 19 14 13.8 14.0 2.5 0.8 0.5 4.10 4.50 17000 8 NAST 8ZZ 39.0 8 24 14 13.8 17.5 2.5 0.8 1.0 5.70 5.90 14000 10 NAST 10ZZ 65.0 10 30 16 15.8 23.5 2.5 0.8 1.5 9.48 9.32 12000 12 NAST 12ZZ 75.0 12 32 16 15.8 25.5 2.5 0.8 1.5 10.00 10.40 11000 15 NAST 15ZZ 83.0 15 35 16 15.8 29.0 2.5 0.8 1.5 11.70 13.40 8500 17 NAST 17ZZ 136.0 17 40 20 19.8 32.5 3.0 1.0 1.5 19.20 23.50 7500 20 NAST 20ZZ 195.0 20 47 20 19.8 38.0 3.0 1.0 1.5 20.80 27.00 7000 25 NAST 25ZZ 226.0 25 52 20 19.8 43.0 3.0 1.0 1.5 23.00 32.50 5500 30 NAST 30ZZ 402.0 30 62 25 24.8 50.5 4.0 1.2 1.5 35.30 55.30 4500 35 NAST 35ZZ 550.0 35 72 25 24.8 53.5 4.0 1.2 1.5 36.00 58.30 4000 40 NAST 40ZZ 710.0 40 80 26 25.8 61.5 4.0 1.2 2.0 37.30 64.30 3500 45 NAST 45ZZ 760.0 45 85 26 25.8 66.5 4.0 1.2 2.0 37.30 66.30 3000 50 NAST 50ZZ 830.0 50 90 26 25.8 76.0 4.0 1.2 2.0 38.90 71.60 3000
說明: 1.表中所列基本額定載荷、極限轉(zhuǎn)速和重量,僅供選擇參考用。 2.油潤(rùn)滑時(shí),極限轉(zhuǎn)速為表列數(shù)值增加30%,帶密封的情況除外。
支承滾輪軸承 NAST…ZZ系列 |
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軸徑 | 型號(hào) | 重量 | 尺寸 | 基本額定載荷 | 極限轉(zhuǎn)速 | ||||||||
Shaft | Designation | Mass | Dimensions | Basic Load Ratings | Limiting | ||||||||
Diameter | d | D | B | C | d1 | a | e | r | 動(dòng) Cr | 靜 Cor | Speed | ||
Dynamic | Static | grease | |||||||||||
mm | g | min. | kN | kN | rpm | ||||||||
6 | NAST 6ZZ | 24.5 | 6 | 19 | 14 | 13.8 | 14.0 | 2.5 | 0.8 | 0.5 | 4.10 | 4.50 | 17000 |
8 | NAST 8ZZ | 39.0 | 8 | 24 | 14 | 13.8 | 17.5 | 2.5 | 0.8 | 1.0 | 5.70 | 5.90 | 14000 |
10 | NAST 10ZZ | 65.0 | 10 | 30 | 16 | 15.8 | 23.5 | 2.5 | 0.8 | 1.5 | 9.48 | 9.32 | 12000 |
12 | NAST 12ZZ | 75.0 | 12 | 32 | 16 | 15.8 | 25.5 | 2.5 | 0.8 | 1.5 | 10.00 | 10.40 | 11000 |
15 | NAST 15ZZ | 83.0 | 15 | 35 | 16 | 15.8 | 29.0 | 2.5 | 0.8 | 1.5 | 11.70 | 13.40 | 8500 |
17 | NAST 17ZZ | 136.0 | 17 | 40 | 20 | 19.8 | 32.5 | 3.0 | 1.0 | 1.5 | 19.20 | 23.50 | 7500 |
20 | NAST 20ZZ | 195.0 | 20 | 47 | 20 | 19.8 | 38.0 | 3.0 | 1.0 | 1.5 | 20.80 | 27.00 | 7000 |
25 | NAST 25ZZ | 226.0 | 25 | 52 | 20 | 19.8 | 43.0 | 3.0 | 1.0 | 1.5 | 23.00 | 32.50 | 5500 |
30 | NAST 30ZZ | 402.0 | 30 | 62 | 25 | 24.8 | 50.5 | 4.0 | 1.2 | 1.5 | 35.30 | 55.30 | 4500 |
35 | NAST 35ZZ | 550.0 | 35 | 72 | 25 | 24.8 | 53.5 | 4.0 | 1.2 | 1.5 | 36.00 | 58.30 | 4000 |
40 | NAST 40ZZ | 710.0 | 40 | 80 | 26 | 25.8 | 61.5 | 4.0 | 1.2 | 2.0 | 37.30 | 64.30 | 3500 |
45 | NAST 45ZZ | 760.0 | 45 | 85 | 26 | 25.8 | 66.5 | 4.0 | 1.2 | 2.0 | 37.30 | 66.30 | 3000 |
50 | NAST 50ZZ | 830.0 | 50 | 90 | 26 | 25.8 | 76.0 | 4.0 | 1.2 | 2.0 | 38.90 | 71.60 | 3000 |
說明: | |||||||||||||
1.表中所列基本額定載荷、極限轉(zhuǎn)速和重量,僅供選擇參考用。 | |||||||||||||
2.油潤(rùn)滑時(shí),極限轉(zhuǎn)速為表列數(shù)值增加30%,帶密封的情況除外。 |