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FBL51H

Medium Load
(Stroke 330 - 787 mm)
A three-rail, double-slide type that allows a long stroke. With the smallest thickness, this model can be used in a space-saving location even under a large load.
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Permissible Load per Pair (N) Clear
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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 Item Total
Stroke (mm): 330
Permissible Load per Pair (N): 850
FBL51H+305L
Days to Ship: 3 - 4 weeks
Stroke (mm): 381
Permissible Load per Pair (N): 820
FBL51H+356L
Days to Ship: 3 - 4 weeks
Stroke (mm): 432
Permissible Load per Pair (N): 770
FBL51H+406L
Days to Ship: 3 - 4 weeks
Stroke (mm): 483
Permissible Load per Pair (N): 730
FBL51H+457L
Stroke (mm): 533
Permissible Load per Pair (N): 710
FBL51H+508L
Days to Ship: 3 - 4 weeks
Stroke (mm): 584
Permissible Load per Pair (N): 690
FBL51H+559L
Days to Ship: 3 - 4 weeks
Stroke (mm): 635
Permissible Load per Pair (N): 660
FBL51H+610L
Days to Ship: 3 - 4 weeks
Stroke (mm): 686
Permissible Load per Pair (N): 630
FBL51H+660L
Stroke (mm): 737
Permissible Load per Pair (N): 610
FBL51H+711L
Days to Ship: 3 - 4 weeks
Stroke (mm): 787
Permissible Load per Pair (N): 580
FBL51H+762L
Days to Ship: 3 - 4 weeks
Rail lengthL(±0.8) StrokeS(±3) Mounting hole dimensions Mounting holes Permissible
load
Mass
A B C D E F G Inner rail Outer rail
mm mm mm mm mm mm mm mm mm N/pair kg/pair
30533076.2177.8254.076.2190.5241.3266.7468501.46
356381101.6203.2304.888.9215.9292.1317.5468201.72
406432127.0228.6355.6127.0241.3342.9368.3467701.89
457483127.0279.4406.4127.0292.1393.7419.1467302.26
508533152.4304.8457.2152.4317.5444.5469.9467102.52
559584177.8330.2508.0177.8342.9495.3520.7466902.72
610635177.8381.0558.8177.8393.7546.1571.5466603.00
660686203.2406.4609.6203.2419.1596.9622.3466303.25
711737228.6431.8660.4228.6444.5647.7673.1466103.54
762787228.6457.2711.2228.6469.9698.5723.9465803.86
Note: The Permissible Load and Mass each indicate when used as a pair of 2 units. For more detailed specifications, please download the Product Catalog with the link in the Downloads section of this product page.
Model Size Type Length*1
FBL 51 H + 660L
FBL 27 S : Single slide Length in millimeters then "L"
  35 D : Double slide for 27 and 35 sizes
  51 E : Compact double slide
  56 E-P14 : E type plus inner rail lock/release spring
  G-P14 : Double slide with two S type attached front-to-front plus inner rail lock/release spring
  H : Double slide for 51 and 56 sizes
Note 1: see the Specifications tab for standard lengths