JNS NK21/20 Machined Ring Needle Roller Bearing Without Inner Ring 21mm x 29mm x 20mm

$13.84
JNS-NK21/20
+ −

Manufacturer

Brand:
JNS
MPN:
NK21/20

Specifications

Sealed:
No
Bore (mm):
21
Inner Ring:
No
Outside Diameter (mm):
29
Width (mm):
20

JNS NK21/20 Needle Roller Bearing

JNS NK21/20 Machined Ring Type Needle Roller Bearing Without Inner Ring, 21mm bore x 29mm outside diameter x 20mm width. Equivalent to IKO TAF212920, INA NK21/20, NTN NK21/20R, Torrington - Koyo NK21/20.

Machined type needle roller bearings are high precision bearings which consist of machined outer ring with a complement of needle rollers retained and guided by a cage. The bearings feature a smaller cross-section, higher load-carrying capacity, greater rigidity. Therefore, they are useful in making machinery smaller and lighter.

Specifications
  • I.D.: 21mm
  • O.D.: 29mm
  • Width: 20mm
  • Dynamic Load Rating: 18200 Cr N
  • Static Load Rating: 27100 Cor N
  • Limiting Speed: 19000 rpm

JNS Needle Bearing Crossover Chart

  • JNS Number without Inner Ring: NK21/20
  • IKO with Inner Ring: TAFI 172920
  • IKO without Inner Ring: TAF212920
  • INA with Inner Ring: NKI 17/20
  • INA without Inner Ring: NK21/20
  • NTN with Inner Ring: NK21/20R + IR172120
  • NTN without Inner Ring: NK21/20R
  • Torrington - Koyo with Inner Ring: NKJ 17/20
  • Torrington - Koyo without Inner Ring: NK21/20