NSK NN3972KR軸承詳細(xì)信息
NN3972KR軸承是NSK軸承品牌、雙列圓柱滾子軸承的軸承型號,常用于飛機噴氣式發(fā)動機、小型汽車前輪、提升機、差速器、造紙機械、汽車轉(zhuǎn)向銷、燃機、塑料、掘進(jìn)機、廚具設(shè)備等領(lǐng)域。
后綴列表:【KR:錐孔,錐角 1:12】【NN:外圈無擋邊,內(nèi)圈雙擋邊,外圈可分離】
NSK NN3972KR軸承詳細(xì)參數(shù)
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軸承型號(1): | NN3972KR |
Circumscribed circle diameter of roller(mm)(reference)(Inscribed circle diameterin the case of NNU type): | 448 |
重量(kg)(大約): | 42.1 |
推薦的潤滑脂量-高速主軸軸承 (cc/軸承): | |
基本尺寸(mm) |
d: | 360 |
D: | 480 |
B: | 90 |
r(min.): | 3 |
基本額定載荷(kN) |
Cr(動態(tài)): | 930 |
C0r(靜態(tài)): | 2130 |
極限轉(zhuǎn)速(min-1) |
脂潤滑: | 1600 |
油潤滑: | 1900 |
參考尺寸(mm) |
da(min.): | 373 |
d1a(min.): | 381 |
參考尺寸(mm)Dara |
(max.): | 467 |
(min.): | 451 |
(max.): | 2.5 |
Clearance in Matched 軸承s with Tapered Bore(μm)CC9(2)CC0CC1 |
(min.): | 35 |
(max.): | 75 |
(min.): | 50 |
(max.): | 90 |
(min.): | 75 |
(max.): | 150 |
Clearance in Matched 軸承swith Cylindrical Bore(μm)CC1 |
(min.): | 25 |
(max.): | 75 |
Lubrication Holes 尺寸(E44 Specification)(mm)Lubrication HoleMachined Lubrication GrooveNumber of Holes |
dh: | 6 |
W: | 12 |
m: | 4 |
其他參數(shù)(詳情請電話咨詢) |
LangID: | 1 |
hidYobi: | NN3972KR |