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Small Diameter Ball Bearing (Open type, double shield type, rubber seal type) (688A)

Small Diameter Ball Bearing (Open type, double shield type, rubber seal type) 688A

NSK MICRO

NSK MICRO

Small Ball Bearings
These bearings are used for various applications that require low friction and high-speed rotation in small spaces. These bearings are available in various sizes to choose from.
[Feature]
● Bearing Size Standards: Metric System
● Inner Diameter Minimum / Maximum (mm.) : 1 and 10
● Outer Diameter Minimum / Maximum (mm.) : 3 and 19
● Width Minimum / Maximum (mm.) : 1 and 6
● Precision (JIS) : Grade 0
● Bearing Type : Open/ Closed (Double Shielded (ZZ) and Rubber Sealed (DD1))
● Load Direction : Radial Load
[Application]
It is used to support and guide rotating machine's components, such as shafts, wheels, pulleys ,etc

(i)Caution

  • Some of the items are scheduled to be discontinued as of end of March in 2023. The manufacturer keep the items produced but they are not available with Misumi.
    There are not the replacement items and the plan to resumption of sale. Please check the quotation and order screen for details.

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Part Number

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688A

 
30
45
60
  1. 1
Part Number
688A
Part NumberStandard Unit PriceMinimum order quantityVolume DiscountDays to ShipInner Diameter d
(Ø) 		Outer Diameter D
(Ø) 		Width B
(mm) 		Bearing Type Outer Ring Type Materials of Inner and Outer Ring Basic Load Rating Dynamic Rating
(N) 		Rolling Element Material Revolution Frequency
(rpm) 		Basic Load Rating Static Rating
(N) 		Sealing Structure Lubricant

MYR 9.99

1 Piece(s) 4 Day(s) or more 8164Open TypeFlatSteel1610Steel36000710Open TypeAero, Shell Fluid 12 (oil)

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  1. 1

Basic Information

Bearing Ring Shape Ball Specifications/Environment Standard Precision (JIS) Grade 0
Load Direction Radial Size Standard Metric System Number of Bearing Ring Rows Single Row
Internal Clearance Symbol MC3

Please check the type/dimensions/specifications of the part 688A in the Small Diameter Ball Bearing (Open type, double shield type, rubber seal type) series.

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Specification/Dimensions

  • type

    • 6□□
    • F6□□
    • MF
    • MR
    • MT
    • SMF
    • SMR
    • SMT

    Clear

  • Inner Diameter d(Ø)

    • 1.5
    • 2
    • 2.5
    • 3
    • 4
    • 5
    • 6
    • 7
    • 8
    • 10

    Clear

  • Outer Diameter D(Ø)

    • 4
    • 5
    • 6
    • 7
    • 8
    • 9
    • 10
    • 11
    • 12
    • 13
    • 14
    • 15
    • 16
    • 17
    • 19

    Clear

  • Width B(mm)

    • 1.2
    • 1.5
    • 1.8
    • 2
    • 2.3
    • 2.5
    • 2.6
    • 3
    • 3.5
    • 4
    • 5
    • 6

    Clear

  • Bearing Type

    • Open Type
    • Double Shielded
    • Rubber Sealed

    Clear

  • Outer Ring Type

    • Flat
    • Flanged

    Clear

  • Materials of Inner and Outer Ring

    • Steel
    • Stainless Steel

    Clear

  • Basic Load Rating Dynamic Rating(N)

    • 95
    • 112
    • 144
    • 159
    • 169
    • 177
    • 187
    • 208
    • 217
    • 236
    • 237
    • 255
    • 278
    • 281
    • 310
    • 327
    • 330
    • 332
    • 366
    • 385
    • 387
    • 390
    • 421
    • 430
    • 438
    • 455
    • 459
    • 463
    • 476
    • 485
    • 495
    • 536
    • 540
    • 544
    • 545
    • 560
    • 570
    • 604
    • 608
    • 630
    • 640
    • 697
    • 710
    • 715
    • 815
    • 816
    • 820
    • 918
    • 950
    • 960
    • 995
    • 1080
    • 1105
    • 1131
    • 1170
    • 1300
    • 1330
    • 1369
    • 1471
    • 1610
    • 1730
    • 1904
    • 1921
    • 1989
    • 2240
    • 2260
    • 2340

    Clear

  • Rolling Element Material

    • Steel
    • Stainless Steel

    Clear

  • Sealing Structure

    • Double Contact Sealed
    • Double steel plate shield
    • Open Type

    Clear

  • Lubricant

    • Aero, Shell Fluid 12 (oil)
    • NS Hairyu-bu Grease

    Clear

  • CAD

    • 2D

    Clear

Days to Ship

    • All
    • 1 Day(s) or Less
    • 2 Day(s) or Less
    • 4 Day(s) or Less
    • 6 Day(s) or Less
    • 10 Day(s) or Less
    • 11 Day(s) or Less
    • 12 Day(s) or Less
    • 25 Day(s) or Less
    • 30 Day(s) or Less
    • 35 Day(s) or Less

    Clear

Specify Alterations

Products like this...

Part Number
603ZZ
604-H-ZZ
604U
688A-H-DD1
688A-H-ZZ1
688ADD1
Part NumberStandard Unit PriceMinimum order quantityVolume DiscountDays to ShipInner Diameter d
(Ø) 		Outer Diameter D
(Ø) 		Width B
(mm) 		Bearing Type Outer Ring Type Materials of Inner and Outer Ring Basic Load Rating Dynamic Rating
(N) 		Rolling Element Material Revolution Frequency
(rpm) 		Basic Load Rating Static Rating
(N) 		Sealing Structure Lubricant

MYR 16.18

1 Piece(s) 4 Day(s) or more 395Double ShieldedFlatSteel570Steel56000187Double steel plate shieldNS Hairyu-bu Grease

MYR 12.25

1 Piece(s) 4 Day(s) or more 4124Double ShieldedFlatStainless Steel816Stainless Steel48000276Double steel plate shieldNS Hairyu-bu Grease

MYR 6.90

1 Piece(s) 10 Day(s) or more 4124Open TypeFlatSteel960Steel56000345Open TypeAero, Shell Fluid 12 (oil)

MYR 17.76

1 Piece(s) 4 Day(s) or more 8165Rubber SealedFlatStainless Steel1369Stainless Steel28000568Double Contact SealedNS Hairyu-bu Grease

MYR 10.56

1 Piece(s) 4 Day(s) or more 8165Double ShieldedFlatStainless Steel1369Stainless Steel36000568Double steel plate shieldNS Hairyu-bu Grease

MYR 28.65

1 Piece(s) 4 Day(s) or more 8165Rubber SealedFlatSteel1610Steel28000710Double Contact SealedNS Hairyu-bu Grease

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