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    HSR-B Block

    Flanged Through Holes
    main product photo
    This product is discontinued
    The flange of this LM block has through holes. It is used in places where the table cannot have through holes for mounting bolts.

    HSR-B blocks have been discontinued. The direct replacement is the HSR-C. 

    There is direct replacement for this product

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    *Please contact THK if you need more than available quantity or out of stock items
    Attributes Part Number Online Store
    Unit Price (USD)    		 Quantity Days to Ship Include Rail Item Total
    HSR15B1SS BLOCK –
    Out of stock
    Out of stock ? Contact us to place an order     		Contact Us
    HSR20B1SS BLOCK –
    Out of stock
    Out of stock ? Contact us to place an order     		Contact Us
    HSR25B1SS BLOCK –
    Out of stock
    Out of stock ? Contact us to place an order     		Contact Us
    HSR30B1SS BLOCK –
    Out of stock
    Out of stock ? Contact us to place an order     		Contact Us
    HSR35B1SS BLOCK –
    Out of stock
    Out of stock ? Contact us to place an order     		Contact Us
    HSR45B1SS BLOCK –
    Out of stock
    Out of stock ? Contact us to place an order     		Contact Us
    HSR55B1SS BLOCK –
    Out of stock
    Out of stock ? Contact us to place an order     		Contact Us
    Size: 65
    Preload: No Preload
    		HSR65B1SS BLOCK –
    		Days to Ship: 1 - 3 days
    HSR15B1SSC1 BLOCK –
    Out of stock
    Out of stock ? Contact us to place an order     		Contact Us
    HSR20B1SSC1 BLOCK –
    Out of stock
    Out of stock ? Contact us to place an order     		Contact Us
    HSR25B1SSC1 BLOCK –
    Out of stock
    Out of stock ? Contact us to place an order     		Contact Us
    Size: 30
    Preload: Light Preload
    		HSR30B1SSC1 BLOCK –
    		Days to Ship: 1 - 3 days
    HSR35B1SSC1 BLOCK –
    Out of stock
    Out of stock ? Contact us to place an order     		Contact Us
    HSR45B1SSC1 BLOCK –
    Out of stock
    Out of stock ? Contact us to place an order     		Contact Us
    Size: 55
    Preload: Light Preload
    		HSR55B1SSC1 BLOCK –
    		Days to Ship: 1 - 3 days
    Size: 65
    Preload: Light Preload
    		HSR65B1SSC1 BLOCK –
    		Days to Ship: 1 - 3 days
    Related Products
    1. Standard Rail (HSR)
      Standard Rail (HSR)
    2. HSR-C Block
      HSR-C Block
    Model No. Outer dimensions Block dimensions Rail dimensions Basic load rating
    Radial
    HeightM WidthW LengthL B C H Pitch
    F    		 d1xd2xh Dynamic
    C    		 Static
    C0
    mm mm mm mm mm mm mm mm kN kN
    HSR15B 24 47 56.6 38 30 4.5 60 4.5x7.5x5.3 10.9 15.7
    HSR20B 30 63 74 53 40 6 60 6x9.5x8.5 19.8 27.4
    HSR25B 36 70 83.1 57 45 7 60 7x11x9 27.6 36.4
    HSR30B 42 90 98 72 52 9 80 9x14x12 40.5 53.7
    HSR35B 48 100 109.4 82 62 9 80 9x14x12 53.9 70.2
    HSR45B 60 120 139 100 80 11 105 14x20x17 82.2 101
    HSR55B 70 140 163 116 95 14 120 16x23x20 121 146
    HSR65B 90 170 186 142 10 16 150 18x26x22 195 228
    AFB-LF is the default grease. For more detailed specifications, please download the Product Catalog with the link in the Downloads section of this product page.
    Model Size Block Type Block Code*1 Seal Type*2 Radial Clearance*3
    HSR 20 HB 1 SS C1 BLOCK
    HSR 15 A 1 SS No Symbol: Normal
    20 B C1: Light Preload
    25 C
    30 R
    35 YR
    45 LA
    55 LB
    65 LC
      LR
      CA
      CB
      HA
      HB

    Note 1: This number is always 1 for interchangeable blocks Note 2: Contamination protection seal SS is standard for Model HSR SS = end seals + side seals + inner seals Note 3: Radial Clearance

    units: µm
    Size Normal Light Preload
    15 -4 to +2 -12 to -4
    20 -5 to +2 -12 to -5
    25 -6 to +3 -16 to -6
    30 -7 to +4 -19 to -7
    35 -8 to +4 -22 to -8
    45 -10 to +5 -25 to -10
    55 -12 to +5 -29 to -12
    65 -14 to +7 -32 to -14

    The above selections are Online Store standards. If you need a selection that differs from the standard, please contact us at [email protected]