NA4910A Needle Roller Bearing 50x72x22mm

  Model:NA4910A

Structure: Needle Bearing

Type:roller

Brand Name: Neutral/OEM/As per your request

Size:50x72x22mm

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), 

ceramics 

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 

Explanation:

1.   NA4910A        Certification: ISO9001- 2008

2.    NA4910A         High precision, long life, low noise, high-end technology, low vibration and conform to

 3.  NA4910A        Package: Box packing, industrial standrad packing, individual box packing or as

customers\' requirement

4.    NA4910A     Precision P0 P6 P5

5.    NA4910A             Clearance C0,C1,C2,C3,C4,C5 etc.

6     NA4910A       Price Terms FOB, CRF, CIF,paypal

Applications 

 7   NA4910A      Yoke Type Track Roller, Needle Bearings 

NATR-PP, NUTR, RSTO, STO, NATV 

With Guidance, Gap Seal 

With Inner Ring

Yoke Type Track Roller, Needle Bearings With Guidance, Gap Seal, With Inner Ring, KR30 

With Additional Sealing Rings, NATR-PP Series,this series curve rollers are of double lines 

full-roller structure,like all cylindrical roller bearing,they are composed of outer ring cages 

pressed in the rolling bodies axle guidace and the retaining edge steps which forms highly 

effective gap sealing

6.Application examples: electrical motors, general machinery, industrial gearboxes, 

pumps, agricultural machinery, etc.

The follwing model company have inventory 

K19X23X13  K45X49X19  NK50/35R  K28X32X17  K32X39X18  NK165/42  K60X65X30  

K25X29X13  K18X24X20  K110X118X30  RNA6907R  K100X108X30  K42X47X17  

K38X43X27  K130X137X34  NK80/25R  K10X13X13  NK17/20R  RNA6913R  K12X16X8  

K25X30X13  NK60/25R  K17X22X20  NK145/32  K90X97X30  K100X107X31  K22X30X15  

NK73/25R  K40X46X17  K28X32X21  NK37/20R  K35X42X20  NK70/35R  K20X24X11   

KR30

K19X23X17 K20X24X10 K20X24X13 K20X24X17 K20X26X12 K20X26X13 K20X26X17 

K20X26X20  K20X28X16 K20X28X20 K20X28X25 K20X30X30 K21X25X13  K22X26X10 

K22X26X13 K22X26X17 K22X28X17 K22X29X16 K22X30X15TN K22X32X24 K23X35X16TN 

K22X32X24 K23X35X16TN K24X28X10 K24X26X13 K24X26X13 K24X28X17 K24X30X17 

K24X30X31 K24X29X10 K25X29X13 K25X29X17 K25X30X17 K19X23X17 K20X24X10 

K20X24X17 K20X26X12 K20X26X13 K20X26X17 K20X26X20 K20X28X16 K20X28X20 

K20X28X25 K20X30X30 K21X35X13 K22X26X10 K22X26X13 K22X26X17 K22X28X17 

K22X30X15TN K22X32X24 K23X35X16TN K24X28X10 K24X28X13 K24X28X17 K24X30X17 

K24X30X31 K25X29X10 K24X29X13 K25X29X17 K25X30X17  

NATR 10 NATR10 NATR 10 PP NATR10-PP NATR 12 NATR12 NATR 12 PP NATR12-PP 

NATR 15 NATR15  

NATR 15 PP NATR15-PP NATR 17 NATR17 NATR 17 PP NATR17-PP NATR 20 NATR20 

NATR 20 PP NATR20-PP NATR 25 NATR25 NATR 25 PP NATR25-PP NATR 30 NATR30 

NATR 30 PP NATR30-PP  

NATR 35 PP NATR35-PP NATR 40 PP NATR40-PP NATR 5 NATR5 NATR 50 PP NATR50-PP 

NATR 5 PP NATR5-PP NATR 6 NATR6 NATR 6 PP NATR6-PP NATR 8 NATR8 NATR 8 PP 

NATR8-PP  

NK 5/12 TN NK5/12-TV NK 50/25 NK50/25-TV NK 50/35 NK50/35-TV NK 55/25 NK55/25 

NK 55/35 NK55/35 NK 6/10 TN NK6/10-TV NK 6/12 TN NK6/12-TV NK 60/25 NK60/25-TV 

NK 60/35 NK60/35  

NK 65/25 NK65/25 NK 65/35 NK65/35 NK 68/25 NK68/25 NK 68/35 NK68/35 NK 7/10 TN 

NK7/10-TV  

NK 7/12 TN NK7/12-TV NK 70/25 NK70/25 NK 70/35 NK70/35 NK 73/25 NK73/25 NK 

73/35 NK73/35  

NK 75/25 NK75/25 NK 75/35 NK75/35 NK 8/12 TN NK8/12-TV NK 8/16 TN NK8/16-TV NK 

80/25 NK80/25  

NK 80/35 NK80/35 NK 85/25 NK85/25 NK 85/35 NK85/35 NK 9/12 TN NK9/12-TV NK 

9/16 TN NK9/16-TV  

NK 90/25 NK90/25 NK 90/35 NK90/35 NK 95/26 NK95/26 NK 95/36 NK95/36  

LR 200 NPPU LR200-2RS LR 200 NPP LR200-X-2RS LR200-2RS-X LR200-X-2RS LR 201 

NPPU LR201-2RSR  

LR 201 NPP LR201-X-2RSR LR201-2RSR-X LR201-X-2RSR LR 202 NPPU LR202-2RSR LR 

202 NPP  LR202-X-2RSR LR202-2RSR-X LR202-X-2RSR LR 203 NPPU LR203-2RSR LR 203 

NPP LR203-X-2RSR  

LR203-2RSR-X LR203-X-2RSR LR 204 NPPU LR204-2RSR LR 204 NPP LR204-X-2RSR 

LR204-2RSR-X LR204-X-2RSR LR 205 NPPU LR205-2RSR LR 205 NPP LR205-X-2RSR 

LR205-2RSR-X LR205-X-2RSR  

LR 206 NPPU LR206-2RS LR 206 NPP LR206-X-2RS LR206-2RS-X LR206-X-2RS LR 207 

NPPU LR207-2RS  

LR 207 NPP LR207-X-2RS LR207-2RS-X LR207-X-2RS LR 209 NPPU LR209-2RS LR 209 

NPP LR209-X-2RS  

LR209-2RS-X LR209-X-2RS LR 50/5 NPPU LR50/5-2RSR LR 50/6 NPPU LR50/6-2RSR LR 

50/7 NPPU LR50/7-2RSR LR 50/8 NPPU LR50/8-2RSR LR 5000 NPPU LR5000-2RS LR 

5001 NPPU LR5001-2RS  

LR 5002 NPPU LR5002-2RS LR 5003 NPPU LR5003-2RS LR 5004 NPPU LR5004-2RS LR 

5005 NPPU LR5005-2RS LR 5006 NPPU LR5006-2RS LR 5007 NPPU LR5007-2RS LR 

50X55X20,5 LR50X55X20,5  

LR 5200 NPPU LR5200-2RS LR 5200 KDDU LR5200-2Z LR 5200 KDD LR5200-X-2Z LR5200

-2Z-X LR5200-X-2Z LR 5201 NPPU LR5201-2RS LR 5201 KDDU LR5201-2Z LR 5201 KDD 

LR5201-X-2Z