重慶TIMKEN軸承代理商 KOYO NNU4938軸承-杭州中納瑞德軸承有限公司專業(yè)銷售重慶TIMKEN軸承代理商 KOYO NNU4938軸承
KOYO 30220JR KOYO 30221JR KOYO 30222JR KOYO 30224JR
KOYO 30226JR KOYO 30228JR KOYO 30230JR KOYO 30232JR
KOYO 30234JR KOYO 30236JR KOYO 30238JR KOYO 30240JR
KOYO 30244JR KOYO 30248R KOYO 30252 KOYO 30256
KOYO 57414/LM300811 KOYO 57461 KOYO 57484 KOYO 6000CM KOYO 6007-9C3 KOYO 6007RKB-9C3 KOYO 6011.2RS KOYO 6019 KOYO 6200CM KOYO 6201CM KOYO 6201SH2C3 KOYO 6201SHC2 KOYO 6300.2RSCM KOYO 6300CM KOYO 6300ZCM KOYO 6300ZZ KOYO 6301 (OEM) KOYO 6301(10X1) KOYO 6302 KOYO 6302 KOYO 6302CM KOYO 6303 KOYO 6303C3 KOYO 6303CM KOYO 6303RS KOYO 6306/32.2RSC4 KOYO 6312SSC4YPP6SM KOYO 6901RDC4 KOYO 6910ZZ KOYO 1835711 KOYO 70342Q1C4
KOYO NNU4938軸承參數(shù)，KOYO NNU4938軸承尺寸：
|
|
型號 |
190 |
|
型號尺寸(mm) |
d |
260 |
|
D |
69 | |
|
B |
2 | |
|
r(min) |
465 | |
|
基本負荷率(kN) |
Cr |
996 |
|
C0r |
2000 | |
|
極限速度(min-1) |
Grease lub. |
2400 |
|
Oil lub. |
210 | |
|
邊界尺寸(mm) |
Fw |
- |
|
Ew |
199 | |
|
安裝尺寸(mm) |
da(min) |
207 |
|
da(max) |
215 | |
|
db(min) |
251 | |
|
Da(max) |
- | |
|
Da(min) |
2 | |
|
ra(max) |
11.0 | |
|
(參考)重量(kg) |
|
190 |
