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Koyo NK7/12TN — catalogue photograph of the needle roller bearing family

Koyo NK7/12TN needle roller bearing inner ring

Koyo NK7/12TN needle roller bearing inner ring: roller bore diameter Fw 7 mm, outside diameter D 14 mm, width 12 mm; cross-references: IKO TAF71412, INA NK7/12TN.

Needle roller bearing inner rings · All Koyo part numbers

Figure © Koyo, clipped unaltered from Koyo Ball & Roller Bearings catalog B2001E-6 — Standard Bearings section (B2001E-6b). It illustrates the product family printed there, which may include other sizes. Removed on request.

Koyo NK7/12TN — catalogue photograph of the needle roller bearing familyKoyo NK7/12TN — catalogue drawing of the needle roller bearing familyKoyo NK7/12TN — catalogue drawing of the needle roller bearing family

Specifications

Roller bore diameter Fw7 mm
Outside diameter D14 mm
Width12 mm
Basic dynamic load rating Cr3.40 kN
Shaft diameter7 mm
Basic static load rating C0r3.22 kN
Limiting speed, grease lubrication28000 min-1
Limiting speed, oil lubrication42000 min-1
Mass0.009 kg
Product typeHeavy-duty needle roller bearings without inner rings, metric series

All specifications: Verifiedprinted in Koyo’s own catalogue

Cross-references

PartManufacturerRelationshipEvidence
IKODimensional interchangeSingle sourcestated by Koyo; not corroborated
INADimensional interchangeSingle sourcestated by Koyo; not corroborated

Koyo: 'Dimensional interchangeability only. This does not imply interchangeable in all respects.' (Metric NRB Interchange Guide p18)

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