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Needle Roller Bearings with Thrust Ball Bearings

Needle Roller Bearings with Thrust Ball Bearings

Thrust roller bearing with single, double, three, and four-row series as well as their combinations.
[Features]
·Only axial loads can be received.
·The large axial rigidity makes it ideal for high-load applications.
[Application]
Ideal for steel equipment, pumps, machine tools, wind power generation, etc.

(i)Caution

  • The product images are representative only. Specifications may differ for each part number, including shape and color.

PDF

Japanese Only

Part Number

Configured Part Number is shown.

Drawing

Needle roller bearing with thrust ball bearing, drawing 1

NKX type (open type)

Needle roller bearing with thrust ball bearing, drawing 2

NKX / Z type (cover equipped)

Needle roller bearing with thrust ball bearing, drawing 3

Mounting dimensional drawing

Product features details

Type and features

TypeProduct SpecificationsEase of handlingFeatures
NKXRadial bearing: Needle roller type steel retainer
Thrust bearing: Ball type resin retainer
Dust-proof cover: N/A Thrust plate: Separated type

Thrust plate separated type
No dust-proof cover
The ball type thrust bearing makes it
compatible with applications with light axial loads and high-speed rotation.
NKX··ZRadial bearing: Needle roller type steel retainer
Thrust bearing: Ball type
Resin retainer
Dust-proof cover: Available Thrust plate: Non-separated, integrated type

Thrust plate integrated type
Dust-proof cover equipped
It is a dust-proof cover equipped type of the NKX thrust bearing.
The dust-proof cover also keeps the thrust plate integrated,
making it easy to handle.

About allowable rotational speed

This permissible rotational speed is the permissible rotational speed that can be achieved based on the following assumptions.

  • Use under conditions where an appropriate amount of recommended grease is filled, a sufficient break-in operation is performed, and heat generated is eliminated by such as cooling the outer housing
  • Use under constant preload

Selection support information

Order example

Needle roller bearing with thrust ball bearing, selection information
Part Number
NKX10T2
NKX10T2Z
NKX12T2
NKX12T2Z
NKX15T2
NKX15T2Z
NKX17T2
NKX17T2Z
NKX20T2
NKX20T2Z
NKX25T2
NKX25T2Z
NKX30T2
NKX30T2Z
NKX35T2
NKX35T2Z
NKX40
NKX45
NKX50
NKX50Z
NKX60
NKX60Z
NKX70
NKXR15T2
NKXR15T2Z
NKXR17T2
NKXR17T2Z
NKXR20T2
NKXR20T2Z
NKXR25T2
NKXR25T2Z
NKXR30T2
NKXR30T2Z
NKXR35T2
NKXR35T2Z
NKXR40T2
NKXR40T2Z
NKXR45T2
NKXR45T2Z
NKXR50T2
NKXR50T2Z
Part NumberMinimum order quantityVolume DiscountDays to ShipRoHSInner Dia. d
(Ø)
Outer Dia. D
(Ø)
Width B
(mm)
Retainer Type Basic Load Rating: Dynamic Load
(N)
Lubricant Format symbol Specifications Seal, Shield Symbol of Bearing Ring Shape Revolution Frequency
(rpm)
1 Piece(s) 11 Day(s) or more ----Resin Forming5450N/ANKXOpen typeN/ANone9500
1 Piece(s) 16 Day(s) or more -101923Resin Forming5450NAT2: The tolerance of the bearing dimensions is E12With CoverNANA9500
1 Piece(s) Same day -122123Resin Forming6000NAT2: The tolerance of the bearing dimensions is E12Open TypeNANA9200
1 Piece(s) 16 Day(s) or more 10122123Resin Forming6000NAT2: The tolerance of the bearing dimensions is E12With CoverNANA8800
1 Piece(s) 11 Day(s) or more ----Resin Forming8250N/ANKXOpen typeN/ANone8800
1 Piece(s) Same day -152423Resin Forming8250NAT2: The tolerance of the bearing dimensions is E12With CoverNANA8500
1 Piece(s) Same day -172625Resin Forming10400NAT2: The tolerance of the bearing dimensions is E12Open TypeNANA8500
1 Piece(s) 16 Day(s) or more -172625Resin Forming10400NAT2: The tolerance of the bearing dimensions is E12With CoverNANA7500
1 Piece(s) Same day -203030Resin Forming16400NAT2: The tolerance of the bearing dimensions is E12Open TypeNANA7500
1 Piece(s) 8 Day(s) -203030Resin Forming16400NAT2: The tolerance of the bearing dimensions is E12With CoverNANA6500
1 Piece(s) 16 Day(s) or more -253730Resin Forming14200NAT2: The tolerance of the bearing dimensions is E12Open TypeNANA6500
1 Piece(s) 16 Day(s) or more -253730Resin Forming14200NAT2: The tolerance of the bearing dimensions is E12With CoverNANA6200
1 Piece(s) 16 Day(s) or more -304230Resin Forming22300NAT2: The tolerance of the bearing dimensions is E12Open TypeNANA6200
1 Piece(s) Same day -304230Resin Forming22300NAT2: The tolerance of the bearing dimensions is E12With CoverNANA5600
1 Piece(s) 16 Day(s) or more -354730Resin Forming20000NAT2: The tolerance of the bearing dimensions is E12Open TypeNANA5600
1 Piece(s) 12 Day(s) or more -354730Resin Forming20000NAT2: The tolerance of the bearing dimensions is E12With CoverNANA5000
1 Piece(s) 16 Day(s) or more -405232No25900NANAOpen TypeNANA5000
1 Piece(s) 16 Day(s) or more -455832No27600NANAOpen TypeNANA4600
1 Piece(s) 16 Day(s) or more -506235No27900NANAOpen TypeNANA4500
1 Piece(s) 8 Day(s) -506235No27900NANAWith CoverNANA4500
1 Piece(s) 11 Day(s) or more -607240No29800NANAOpen TypeNANA3700
1 Piece(s) 11 Day(s) or more 10607240No29800NANAWith CoverNANA3700
1 Piece(s) 16 Day(s) or more -708540No36500NANAOpen TypeNANA3400
1 Piece(s) 19 Day(s) or more -152423Resin Forming8250NAT2: The tolerance of the bearing dimensions is E12Open TypeNANA11000
1 Piece(s) 16 Day(s) or more -152423Resin Forming8250NAT2: The tolerance of the bearing dimensions is E12With CoverNANA11000
1 Piece(s) 11 Day(s) or more -172625Resin Forming10400NAT2: The tolerance of the bearing dimensions is E12Open TypeNANA10000
1 Piece(s) 19 Day(s) or more -172625Resin Forming10400NAT2: The tolerance of the bearing dimensions is E12With CoverNANA10000
1 Piece(s) 16 Day(s) or more -203030Resin Forming16400NAT2: The tolerance of the bearing dimensions is E12Open TypeNANA8500
1 Piece(s) 16 Day(s) or more -203030Resin Forming16400NAT2: The tolerance of the bearing dimensions is E12With CoverNANA8500
1 Piece(s) 11 Day(s) or more -253730Resin Forming14200NAT2: The tolerance of the bearing dimensions is E12Open TypeNANA7000
1 Piece(s) 16 Day(s) or more -253730Resin Forming14200NAT2: The tolerance of the bearing dimensions is E12With CoverNANA7000
1 Piece(s) 19 Day(s) or more -304230Resin Forming22300NAT2: The tolerance of the bearing dimensions is E12Open TypeNANA6000
1 Piece(s) 16 Day(s) or more -304230Resin Forming22300NAT2: The tolerance of the bearing dimensions is E12With CoverNANA6000
1 Piece(s) 11 Day(s) or more -354730Resin Forming20000NAT2: The tolerance of the bearing dimensions is E12Open TypeNANA5500
1 Piece(s) 11 Day(s) or more -354730Resin Forming20000NAT2: The tolerance of the bearing dimensions is E12With CoverNANA5500
1 Piece(s) 16 Day(s) or more -405232Resin Forming25900NAT2: The tolerance of the bearing dimensions is E12Open TypeNANA4800
1 Piece(s) 16 Day(s) or more -405232Resin Forming25900NAT2: The tolerance of the bearing dimensions is E12With CoverNANA4800
1 Piece(s) 20 Day(s) or more -455832Resin Forming27600NAT2: The tolerance of the bearing dimensions is E12Open TypeNANA4400
1 Piece(s) 16 Day(s) or more -455832Resin Forming27600NAT2: The tolerance of the bearing dimensions is E12With CoverNANA4400
1 Piece(s) 11 Day(s) or more -506235Resin Forming27900NAT2: The tolerance of the bearing dimensions is E12Open TypeNANA4000
1 Piece(s) 16 Day(s) or more -506235Resin Forming27900NAT2: The tolerance of the bearing dimensions is E12With CoverNANA4000

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Basic Information

Raceway Ring Shape Needle Roller Load Direction Thrust Inner/Outer Ring Material Steel
Number of Raceway Ring Rows Single Row Size Standards Metric System Specifications/Environment Standard
Rolling Element Material Steel Outer Ring Type Flat Internal Clearance Symbol NA
Holder Symbol NA

Tech Support

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