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Solid Needle Roller Bearings (NK47/30R)

Solid Needle Roller Bearings NK47/30R

For this bearing, needle rollers and a retainer have been incorporated into a solid outer ring such that the outer ring and needle are not separated. Features high rigidity and bearing accuracy can be increased; ideal for applications where high speed, high load and high rotational accuracy are required.

[Features]
· Solid needle roller bearing dimensional accuracy, conformational accuracy and rotation accuracy are specified in JIS B 1514 (rolling bearing precision).
· Products of precision grade JIS0, are manufactured by default but JIS6, JIS5, and JIS4 class products can also be provided for applications that require higher rotational precision; please inquire with NTN.
· The dimensional tolerance of the roller's inscribed circle diameter for the inner ring-less RNA, NKS and MR models corresponds to ISO class F6.
· Refer to the corresponding documentation when choosing axle diameter dimensions and radial clearance.
· Especially high

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Part Number

Configured Part Number is shown.

NK47/30R

Part Number
NK47/30R
Part NumberStandard Unit PriceMinimum order quantityVolume DiscountDays to ShipLoad Direction Inner Dia. d
(Ø)
Outer Dia. D
(Ø)
Width B
(mm)
Precision (JIS) Number of Raceway Ring Rows Size Standards Retainer Type Basic Load Rating: Dynamic Load
(N)
Sealing Structure Lubricant Internal Clearance Symbol Specifications Revolution Frequency
(rpm)
Series

MYR 138.45

1 Piece(s) 8 Day(s) or more -475730Grade 0Single RowMetric System-42500Brim Type---5500No Inner Wheel

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Basic Information

Raceway Ring Shape Needle Roller Outer Ring With Outer Ring Inner/Outer Ring Material Steel
Specifications/Environment Standard Rolling Element Material Steel Outer Ring Type Flat

Please check the type/dimensions/specifications of the part NK47/30R in the Solid Needle Roller Bearings series.

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Part NumberStandard Unit PriceMinimum order quantityVolume DiscountDays to ShipLoad Direction Inner Dia. d
(Ø)
Outer Dia. D
(Ø)
Width B
(mm)
Precision (JIS) Number of Raceway Ring Rows Size Standards Retainer Type Basic Load Rating: Dynamic Load
(N)
Sealing Structure Lubricant Internal Clearance Symbol Specifications Revolution Frequency
(rpm)
Series

MYR 72.30

1 Piece(s) 2 Day(s) or more Radial92011Grade 0Single RowMetric System-4850--CN (Normal Clearance)-17000-

MYR 42.27

1 Piece(s) 2 Day(s) or more Radial101712Grade 0Single RowMetric SystemResin Forming4550----19000No Inner Wheel

MYR 45.47

1 Piece(s) 2 Day(s) or more Radial101716Grade 0Single RowMetric System-5450----19000No Inner Wheel

MYR 40.67

1 Piece(s) 2 Day(s) or more -51010Grade 0Single RowMetric SystemResin Forming2640----27000No Inner Wheel

MYR 43.70

1 Piece(s) 2 Day(s) or more Radial51012Grade 0Single RowMetric SystemResin Forming2720----27000No Inner Wheel

MYR 122.80

1 Piece(s) 8 Day(s) or more -506225Grade 0Single RowMetric System-38500Brim Type---5500No Inner Wheel

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