NSK 7312BWDB
Preload 
内径, d60 (0/-0.04) mm
外径, D130 (0/-0.075) mm
宽度, B (or T)62 (0/-0.63) mm
倒角, r min2.1 mm
倒角, r1 min1.1 mm
动负荷, Cr146000 N
静负荷, C0r131000 N
极限转速(油脂)2600 RPM
极限转速(油)3800 RPM
Duplex CombinationBack-to-Back
Load Center Spacing, a0111 mm
Cage MaterialPressed Steel Cage
重量3.56 kg
da min72 mm
db minN/A
Da maxN/A
Db max123 mm
ra max2 mm
rb max1 mm
发布时间:2026-09-09

NSK7312BWDB角接触球轴承供应商

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