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45 mm Bore Needle Roller Bearings — All Models

368 models with a 45 mm bore in this type, with outer diameter and width. Outer diameters on this page run from 50 mm to 105 mm.

368 modelspage 1 of 2All Needle Roller Bearings →
ModelBrandTypeOD D (mm)Width B (mm)
IR/LR45x50x25.5ANDGENeedle Roller Bearings25.5—
LR45x50x20.5ANDGENeedle Roller Bearings20.5—
NAF209ANDGENeedle Roller Bearings—
NAF309ANDGENeedle Roller Bearings—
NAFL209ANDGENeedle Roller Bearings188—
NAFL309ANDGENeedle Roller Bearings230—
NAFLU209ANDGENeedle Roller Bearings180Cross-ref →
NAFS309ANDGENeedle Roller Bearings—
NAP209ANDGENeedle Roller Bearings54Cross-ref →
NAP309ANDGENeedle Roller Bearings67—
NAT209ANDGENeedle Roller Bearings117—
NRB-446ANDGENeedle Roller Bearings22.3—
UKFL210+H2310NACHINeedle Roller Bearings197Cross-ref →
UKFL310+H2310NACHINeedle Roller Bearings240Cross-ref →
UKFLX10+H2310NACHINeedle Roller Bearings216—
9243/45ANDGENeedle Roller Bearings5027—
FWF-455017NSKNeedle Roller Bearings5017—
FWF-455027NSKNeedle Roller Bearings5027—
IR 45x50x25SKFNeedle Roller Bearings5025Cross-ref →
IR 45x50x25.5SKFNeedle Roller Bearings5025.5—
IR 45x50x35SKFNeedle Roller Bearings5035Cross-ref →
K 45x50x17SKFNeedle Roller Bearings5017Cross-ref →
K 45x50x27SKFNeedle Roller Bearings5027Cross-ref →
K 45×50×17ANDGENeedle Roller Bearings5017Cross-ref →
K 45×50×27ANDGENeedle Roller Bearings5027Cross-ref →
K 45×50×27DANDGENeedle Roller Bearings5027—
K 45×50×27TNANDGENeedle Roller Bearings5027—
K 45×50×27ZWANDGENeedle Roller Bearings5027—
K 45×50×27ZWTNANDGENeedle Roller Bearings5027—
K 45×50×29.1ZWDTN6ANDGENeedle Roller Bearings5029.1—
K 45×50×40ZWANDGENeedle Roller Bearings5040—
K 45×50×40ZWDANDGENeedle Roller Bearings5040—
K45X50X17ANDGENeedle Roller Bearings5017Cross-ref →
K45X50X27ANDGENeedle Roller Bearings5027Cross-ref →
K45x50x17NTNNeedle Roller Bearings5017Cross-ref →
K45×50×17ANDGENeedle Roller Bearings5017Cross-ref →
K45×50×27ANDGENeedle Roller Bearings5027Cross-ref →
KT 455017IKONeedle Roller Bearings5017—
KT 455027IKONeedle Roller Bearings5027—
KT455017IKONeedle Roller Bearings5017—
KT455027IKONeedle Roller Bearings5027—
LR 45x50x20.5SKFNeedle Roller Bearings5020.5—
LR 45x50x25.5SKFNeedle Roller Bearings5025.5—
FWJ-455135NSKNeedle Roller Bearings5135—
K 45×51×35ANDGENeedle Roller Bearings5135—
27941/45ANDGENeedle Roller Bearings5212—
67941/45ANDGENeedle Roller Bearings5220—
67941/45KANDGENeedle Roller Bearings5220—
BK 4512ANDGENeedle Roller Bearings5212Cross-ref →
BK 4516ANDGENeedle Roller Bearings5216Cross-ref →
BK 4518ANDGENeedle Roller Bearings5218—
BK 4520SKFNeedle Roller Bearings5220Cross-ref →
BK 4520ANDGENeedle Roller Bearings5220Cross-ref →
BK4516NTNNeedle Roller Bearings5216Cross-ref →
BK4520INANeedle Roller Bearings5220Cross-ref →
BK4520FAGNeedle Roller Bearings5220Cross-ref →
BK4520NTNNeedle Roller Bearings5220Cross-ref →
BK4520SKFNeedle Roller Bearings5220Cross-ref →
DS 45524IKONeedle Roller Bearings524—
F-4512ANDGENeedle Roller Bearings5212—
F-4516NSKNeedle Roller Bearings5216—
F-4520NSKNeedle Roller Bearings5220Cross-ref →
F-4526NSKNeedle Roller Bearings5226—
FJ-4516NSKNeedle Roller Bearings5216—
FJ-4520NSKNeedle Roller Bearings5220—
FJT-4522NSKNeedle Roller Bearings5222—
FJTT-4524NSKNeedle Roller Bearings5222—
FJV-4520ANDGENeedle Roller Bearings5220—
HK 4512SKFNeedle Roller Bearings5212Cross-ref →
HK 4512ANDGENeedle Roller Bearings5212Cross-ref →
HK 4516SKFNeedle Roller Bearings5216Cross-ref →
HK 4516ANDGENeedle Roller Bearings5216Cross-ref →
HK 4518ANDGENeedle Roller Bearings5218—
HK 4518 RSSKFNeedle Roller Bearings5218Cross-ref →
HK 4520SKFNeedle Roller Bearings5220Cross-ref →
HK 4520ANDGENeedle Roller Bearings5220Cross-ref →
HK 4520.2RSSKFNeedle Roller Bearings5220Cross-ref →
HK4512ANDGENeedle Roller Bearings5212Cross-ref →
HK4512INANeedle Roller Bearings5212Cross-ref →
HK4512SKFNeedle Roller Bearings5212Cross-ref →
HK4516NTNNeedle Roller Bearings5216Cross-ref →
HK4516INANeedle Roller Bearings5216Cross-ref →
HK4516BANDGENeedle Roller Bearings5216—
HK4520ANDGENeedle Roller Bearings5220Cross-ref →
HK4520FAGNeedle Roller Bearings5220Cross-ref →
HK4520INANeedle Roller Bearings5220Cross-ref →
HK4520NTNNeedle Roller Bearings5220Cross-ref →
HK4520SKFNeedle Roller Bearings5220Cross-ref →
HK4520BANDGENeedle Roller Bearings5220—
HN 4520SKFNeedle Roller Bearings5220—
HN 4525SKFNeedle Roller Bearings5225—
IR 45x52x22SKFNeedle Roller Bearings5222Cross-ref →
IR 45x52x40SKFNeedle Roller Bearings5240Cross-ref →
K 45x52x18SKFNeedle Roller Bearings5218Cross-ref →
K 45×52×20ANDGENeedle Roller Bearings5220Cross-ref →
MF-4516NSKNeedle Roller Bearings5216—
MF-4520NSKNeedle Roller Bearings5220—
MF-4526NSKNeedle Roller Bearings5226—
MFJ-4516NSKNeedle Roller Bearings5216—
MFJ-4520NSKNeedle Roller Bearings5220—
MFJ-4526NSKNeedle Roller Bearings5226—
MFJT-4522NSKNeedle Roller Bearings5222—
OS 45524IKONeedle Roller Bearings524—
Series HK 4512ANDGENeedle Roller Bearings5212—
Series HK 4520ANDGENeedle Roller Bearings5220—
TAL4520IKONeedle Roller Bearings5220—
TALM4520IKONeedle Roller Bearings5220—
TLA 4516ZIKONeedle Roller Bearings5216—
TLA 4520UUIKONeedle Roller Bearings5220—
TLA 4520ZIKONeedle Roller Bearings5220—
TLAM 4516IKONeedle Roller Bearings5216—
TLAM 4520IKONeedle Roller Bearings5220—
FWF-455320NSKNeedle Roller Bearings5320—
K 45x53x20SKFNeedle Roller Bearings5320Cross-ref →
K 45x53x21SKFNeedle Roller Bearings5321—
K 45x53x28SKFNeedle Roller Bearings5328—
K45X53X20ANDGENeedle Roller Bearings5320Cross-ref →
K45X53X25ANDGENeedle Roller Bearings5325Cross-ref →
KT 455320IKONeedle Roller Bearings5320—
KT 455325IKONeedle Roller Bearings5325—
KT 455330IKONeedle Roller Bearings5330—
KT 455335IKONeedle Roller Bearings5335—
KT455320IKONeedle Roller Bearings5320—
KT455325IKONeedle Roller Bearings5325—
7943/45ANDGENeedle Roller Bearings5538—
BKH4524ANDGENeedle Roller Bearings5524—
DS 45554IKONeedle Roller Bearings554—
FH-4524ANDGENeedle Roller Bearings5524—
FJL-4520LNSKNeedle Roller Bearings5520—
FJL-4525LNSKNeedle Roller Bearings5525—
FJL-4530LNSKNeedle Roller Bearings5530—
FJLT-4523NSKNeedle Roller Bearings5523—
FJLTT-4526NSKNeedle Roller Bearings5523—
HK/45*55*38ANDGENeedle Roller Bearings5538—
HMK4520CTNTNNeedle Roller Bearings5520—
HMK4525NTNNeedle Roller Bearings5525—
HMK4530NTNNeedle Roller Bearings5530—
HMK4540ZWDNTNNeedle Roller Bearings5540—
IR 45x55x20 IS1SKFNeedle Roller Bearings5520—
IR 45x55x22SKFNeedle Roller Bearings5522Cross-ref →
KT 455527IKONeedle Roller Bearings5527—
LM4520NSKNeedle Roller Bearings5520—
LM4525NSKNeedle Roller Bearings5525—
LM4530NSKNeedle Roller Bearings5530—
MFJL-4520LNSKNeedle Roller Bearings5520—
MFJL-4525LNSKNeedle Roller Bearings5525—
MFJL-4530LNSKNeedle Roller Bearings5530—
MFJLT-4523NSKNeedle Roller Bearings5523—
NK 45/20ANDGENeedle Roller Bearings5520Cross-ref →
NK 45/20 TNSKFNeedle Roller Bearings5520—
NK 45/30ANDGENeedle Roller Bearings5530Cross-ref →
NK 45/30 TNSKFNeedle Roller Bearings5530—
NK45/20RNTNNeedle Roller Bearings5520—
NK45/30RCTNTNNeedle Roller Bearings5530—
NQ45/20ANDGENeedle Roller Bearings5520—
NQ45/30ANDGENeedle Roller Bearings5530Cross-ref →
OS 45554IKONeedle Roller Bearings554—
RLM4520NSKNeedle Roller Bearings5520—
RLM4525NSKNeedle Roller Bearings5525—
RLM4530NSKNeedle Roller Bearings5530—
RNA 455530ANDGENeedle Roller Bearings5530—
RNAF 455517IKONeedle Roller Bearings5517—
RNAFW 455534IKONeedle Roller Bearings5534—
RNAO 45x55x17SKFNeedle Roller Bearings5517Cross-ref →
RNAO 45×55×17ANDGENeedle Roller Bearings5517—
TA 4520ZIKONeedle Roller Bearings5520—
TA 4525ZIKONeedle Roller Bearings5525—
TA 4530ZIKONeedle Roller Bearings5530—
TA 4540ZIKONeedle Roller Bearings5540—
TAF 455520IKONeedle Roller Bearings5520—
TAF 455530IKONeedle Roller Bearings5530—
TAM 4520IKONeedle Roller Bearings5520—
TAM 4525IKONeedle Roller Bearings5525—
TAM 4530IKONeedle Roller Bearings5530—
TAM 4540IKONeedle Roller Bearings5540—
YT 4520IKONeedle Roller Bearings5520—
YT 4525IKONeedle Roller Bearings5525—
NAX 4532IKONeedle Roller Bearings5814—
NBX 4532IKONeedle Roller Bearings5814—
NBX 4532ZIKONeedle Roller Bearings5814—
NKX 45ANDGENeedle Roller Bearings5832Cross-ref →
NKX45INANeedle Roller Bearings5832Cross-ref →
NKXR 45ANDGENeedle Roller Bearings5832—
NKXR45INANeedle Roller Bearings5832—
RNA 455820ANDGENeedle Roller Bearings5820—
RNA 49/38NSKNeedle Roller Bearings5820Cross-ref →
RNA 49/38UIKONeedle Roller Bearings5820—
RNA 49/38UUIKONeedle Roller Bearings5820—
RNS49/38RANDGENeedle Roller Bearings5820—
Series RNA 49/38IKONeedle Roller Bearings5820—
GTR 455930IKONeedle Roller Bearings5930—
K 45x59x18 TNSKFNeedle Roller Bearings5918—
K 45x59x32SKFNeedle Roller Bearings5932—
K45X59X32INANeedle Roller Bearings5932—
K45×59×36ANDGENeedle Roller Bearings5936—
TR 455930IKONeedle Roller Bearings5930—
NKS 45SKFNeedle Roller Bearings6022Cross-ref →
NKS 45ANDGENeedle Roller Bearings6022Cross-ref →
NQS45/40ANDGENeedle Roller Bearings6040Cross-ref →
*RNAO 45×62×40ANDGENeedle Roller Bearings6240—
3084909K1KANDGENeedle Roller Bearings6227—
DS 45627IKONeedle Roller Bearings627—
NAF 456220IKONeedle Roller Bearings6220—
NAFW 456240IKONeedle Roller Bearings6240—
NBXI 4535IKONeedle Roller Bearings6225—
NBXI 4535ZIKONeedle Roller Bearings6225—
NK50/25SKFNeedle Roller Bearings6225Cross-ref →
NK50/25ANDGENeedle Roller Bearings6225Cross-ref →
NK50/25INANeedle Roller Bearings6225Cross-ref →
NK50/25+IR45×50×25NTNNeedle Roller Bearings6225—
NK50/25AFAGNeedle Roller Bearings6225—
NK50/25RNTNNeedle Roller Bearings6225—
NK50/25RCT+IR45x50x25NTNNeedle Roller Bearings6225—
NK50/35ANDGENeedle Roller Bearings6235Cross-ref →
NK50/35INANeedle Roller Bearings6235Cross-ref →
NK50/35SKFNeedle Roller Bearings6235Cross-ref →
NK50/35+IR45×50×35NTNNeedle Roller Bearings6235—
NK50/35AFAGNeedle Roller Bearings6235—
NK50/35RNTNNeedle Roller Bearings6235—
NK50/35R+IR45x50x35NTNNeedle Roller Bearings6235—
NKI 45/25ANDGENeedle Roller Bearings6225Cross-ref →
NKI 45/25 TNSKFNeedle Roller Bearings6225—
NKI 45/35ANDGENeedle Roller Bearings6235Cross-ref →
NKI 45/35 TNSKFNeedle Roller Bearings6235—
NKI45/25INANeedle Roller Bearings6225Cross-ref →
NKI45/25SKFNeedle Roller Bearings6225Cross-ref →
NKI45/25ANDGENeedle Roller Bearings6225Cross-ref →
NKI45/35ANDGENeedle Roller Bearings6235Cross-ref →
NKI45/35INANeedle Roller Bearings6235Cross-ref →
NKI45/35SKFNeedle Roller Bearings6235Cross-ref →
NKI45/35/C3ANDGENeedle Roller Bearings6235—
NKJ45/25AFAGNeedle Roller Bearings6225—
NKJ45/35AFAGNeedle Roller Bearings6235—
NQI45/25ANDGENeedle Roller Bearings6225Cross-ref →
NQI45/35ANDGENeedle Roller Bearings6235Cross-ref →
OS 45627IKONeedle Roller Bearings627—
RNA 456225ANDGENeedle Roller Bearings6225—
RNA 456227ANDGENeedle Roller Bearings6227—
RNAF 456220IKONeedle Roller Bearings6220—
RNAFW 456240IKONeedle Roller Bearings6240—
RNAO 45x62x40SKFNeedle Roller Bearings6240—
RPNA 45/62SKFNeedle Roller Bearings6220Cross-ref →
TAF-506225IKONeedle Roller Bearings6225—
TAF-506235IKONeedle Roller Bearings6235—
TAF1-456225IKONeedle Roller Bearings6225—
TAF1-456235IKONeedle Roller Bearings6235—
TAFI 456225IKONeedle Roller Bearings6225—
TAFI 456235IKONeedle Roller Bearings6235—
GTRI 456430IKONeedle Roller Bearings6430.5—
TRI 456430IKONeedle Roller Bearings6430—
AS1109NTNNeedle Roller Bearings651—
AXK 4565ANDGENeedle Roller Bearings653Cross-ref →
AXK 4565SKFNeedle Roller Bearings653Cross-ref →
AXK1109NTNNeedle Roller Bearings653—
AXK4565ANDGENeedle Roller Bearings654Cross-ref →
FNTA-4565NSKNeedle Roller Bearings653—
NAX 4532ZIKONeedle Roller Bearings6532—
NK45/40ANDGENeedle Roller Bearings6540—
TP4565KOYONeedle Roller Bearings653—
TP4565AKOYONeedle Roller Bearings653—
4524909ANDGENeedle Roller Bearings6822—
45FSF68NSKNeedle Roller Bearings6832—
AXW 45SKFNeedle Roller Bearings683Cross-ref →
AXW 45ANDGENeedle Roller Bearings684.2Cross-ref →
NA 4909ANDGENeedle Roller Bearings6822Cross-ref →
NA 4909NSKNeedle Roller Bearings6822Cross-ref →
NA 4909SKFNeedle Roller Bearings6822Cross-ref →
NA 4909IKONeedle Roller Bearings6822Cross-ref →
NA 4909 RSSKFNeedle Roller Bearings6823—
NA 4909.2RSSKFNeedle Roller Bearings6823Cross-ref →
NA 4909.2RSANDGENeedle Roller Bearings6823Cross-ref →
NA 4909.RSANDGENeedle Roller Bearings6823—
NA 4909AANDGENeedle Roller Bearings6822—
NA 4909UIKONeedle Roller Bearings6823—
NA 4909UUIKONeedle Roller Bearings6823—
NA 5909NSKNeedle Roller Bearings6830Cross-ref →
NA 6909NSKNeedle Roller Bearings6840Cross-ref →
NA 6909ANDGENeedle Roller Bearings6840Cross-ref →
NA 6909SKFNeedle Roller Bearings6840Cross-ref →
NA 6909IKONeedle Roller Bearings6840Cross-ref →
NA 6909AANDGENeedle Roller Bearings6840Cross-ref →
NA 6909UIKONeedle Roller Bearings6841—
NA 6909UUIKONeedle Roller Bearings6841—
NA4909FAGNeedle Roller Bearings6822Cross-ref →
NA4909SKFNeedle Roller Bearings6822Cross-ref →
NA4909IKONeedle Roller Bearings6822Cross-ref →
NA4909NTNNeedle Roller Bearings6822Cross-ref →
NA4909ANDGENeedle Roller Bearings6822Cross-ref →
NA4909-2RSANDGENeedle Roller Bearings6823Cross-ref →
NA4909-RSANDGENeedle Roller Bearings6823—
NA4909AANDGENeedle Roller Bearings6822—
NA4909RANDGENeedle Roller Bearings6822Cross-ref →
NA4909RNTNNeedle Roller Bearings6822Cross-ref →
NA4909UUANDGENeedle Roller Bearings6822—
NA5909NTNNeedle Roller Bearings6830Cross-ref →
NA5909ANDGENeedle Roller Bearings6830Cross-ref →
NA6909INANeedle Roller Bearings6840Cross-ref →
NA6909IKONeedle Roller Bearings6840Cross-ref →
NA6909SKFNeedle Roller Bearings6840Cross-ref →
NA6909ANDGENeedle Roller Bearings6840Cross-ref →
12

Choosing by bore

The bore is the shaft diameter, so it is the one dimension you cannot change: pick the bore first, then decide the type from the load and speed, then the outer diameter from the housing you have. If the housing is fixed, filter by outer diameter in the product center. For fits and shaft tolerances see the fit recommendations.