Detailed description
Model:NA4907UU
Structure: Needle Bearing
Type:roller
Brand Name: ZSKL/OEM/As per your request
Size:35x55x20mm
1.Seal form: open style, Z, ZZ, RS, 2RS, 2RZ
2.Bearing stop ring: N,NR
3.Class of precision: ABEC-1, ABEC-3, ABEC-5, ABEC-7
4.Vibration rank: V1, V2, V3, V4
5.Noise rank: Z1,Z2,Z3,Z4
6.Internal elimination code: C0, C2, C3, C4, C5
7.Bearing material: bearing steel (9Cr18), stainless steel(AISI440C, AISI304, AISI316),
8.Keeper: stainless steel, PTFE, nylon
9.Bearing ferrule and ball hardness: 59 - 63HRC
10.LARGE STOCK AND COMPETITIVE PRICE ,BEST QUALITY
11.FAST DELIVERY ,LEADING TIME : 3—5 DAYS AFTER COMFIRM ORDER
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