Toggle Nav

LF Set

Flanged Nut
The spline nut can be attached to the housing via the flange, making assembly simple. It is optimal for locations where the housing may be deformed if a keyway is machined on its surface, and where the housing width is small.
Hide Filters Show Filters
Shopping Options
Days to Ship Clear
Shaft O.D. (mm) Clear
  1. see 5 more see less
Shaft Length (mm) Clear
Nut Qty Clear
In stock
Loading...
*Please contact THK if you need more than available quantity or out of stock items
Attributes Part Number Unit Price Quantity Days to Ship Item Total
Shaft O.D. (mm): 6
Shaft Length (mm): 300
Nut Qty: 1
LF6UU+300L
Days to Ship: 2 - 3 weeks*
Shaft O.D. (mm): 8
Shaft Length (mm): 500
Nut Qty: 1
LF8UU+500L
Days to Ship: 2 - 3 weeks*
Shaft O.D. (mm): 10
Shaft Length (mm): 500
Nut Qty: 1
LF10UU+500L
Days to Ship: 2 - 3 weeks*
Shaft O.D. (mm): 13
Shaft Length (mm): 500
Nut Qty: 1
LF13UU+500L
Days to Ship: 2 - 3 weeks*
Shaft O.D. (mm): 16
Shaft Length (mm): 500
Nut Qty: 1
LF16UU+500L
Days to Ship: 2 - 3 weeks*
Shaft O.D. (mm): 20
Shaft Length (mm): 500
Nut Qty: 1
LF20UU+500L
Days to Ship: 2 - 3 weeks*
Shaft O.D. (mm): 25
Shaft Length (mm): 750
Nut Qty: 1
LF25UU+750L
Days to Ship: 2 - 3 weeks*
Shaft O.D. (mm): 30
Shaft Length (mm): 750
Nut Qty: 1
LF30UU+750L
Days to Ship: 2 - 3 weeks*
Shaft O.D. (mm): 40
Shaft Length (mm): 750
Nut Qty: 1
LF40UU+750L
Days to Ship: 2 - 3 weeks*
Shaft O.D. (mm): 50
Shaft Length (mm): 750
Nut Qty: 1
LF50UU+750L
Days to Ship: 2 - 3 weeks*
Shaft O.D. (mm): 6
Shaft Length (mm): 300
Nut Qty: 2
2LF6UU+300L
Days to Ship: 2 - 3 weeks*
Shaft O.D. (mm): 8
Shaft Length (mm): 500
Nut Qty: 2
2LF8UU+500L
Days to Ship: 2 - 3 weeks*
Shaft O.D. (mm): 10
Shaft Length (mm): 500
Nut Qty: 2
2LF10UU+500L
Days to Ship: 2 - 3 weeks*
Shaft O.D. (mm): 13
Shaft Length (mm): 500
Nut Qty: 2
2LF13UU+500L
Days to Ship: 2 - 3 weeks*
Shaft O.D. (mm): 16
Shaft Length (mm): 500
Nut Qty: 2
2LF16UU+500L
Days to Ship: 2 - 3 weeks*
Shaft O.D. (mm): 20
Shaft Length (mm): 500
Nut Qty: 2
2LF20UU+500L
Days to Ship: 2 - 3 weeks*
Shaft O.D. (mm): 25
Shaft Length (mm): 750
Nut Qty: 2
2LF25UU+750L
Days to Ship: 2 - 3 weeks*
Shaft O.D. (mm): 30
Shaft Length (mm): 750
Nut Qty: 2
2LF30UU+750L
Days to Ship: 2 - 3 weeks*
Shaft O.D. (mm): 40
Shaft Length (mm): 750
Nut Qty: 2
2LF40UU+750L
Days to Ship: 2 - 3 weeks*
Shaft O.D. (mm): 50
Shaft Length (mm): 750
Nut Qty: 2
2LF50UU+750L
Days to Ship: 2 - 3 weeks*
Model No. Spline nut dimensions Basic torque rating Basic load rating(Radial) Static permissible moment
Outer diameter Length Flange diameter H F Greasingholed0 PCD Mounting holed1xd2xh
D Tolerance L Tolerance D1 Tolerance Dynamic CT Static C0T Dynamic C Static C0 MA.1** MA.2**
mm mm mm mm mm mm mm mm mm mm mm N-m N-m kN kN N-m N-m
LF6 14 0-0.011 25 0-0.2 30 0-0.2 5 7.5 1.5 22 3.4×6.5×3.3 0.98 1.96 1.18 2.16 4.9 36.3
LF8 16 25 32 5 7.5 1.5 24 3.4×6.5×3.3 1.96 2.94 1.47 2.55 5.9 44.1
LF10 21 0-0.013 33 42 6 10.5 1.5 32 4.5×8×4.4 3.92 7.84 2.84 4.9 15.7 98
LF13 24 36 44 7 11 1.5 33 4.5×8×4.4 5.88 10.8 3.53 5.78 19.6 138
LF16 31 50 51 7 18 2 40 4.5×8×4.4 31.4 34.3 7.06 12.6 67.6 393
LF20 35 0-0.016 63 58 9 22.5 2 45 5.5×9.5×5.4 56.9 55.9 10.2 17.8 118 700
LF25 42 71 0-0.3 65 9 26.5 3 52 5.5×9.5×5.4 105 103 15.2 25.8 210 1140
LF30 47 80 75 10 30 3 60 6.6×11×6.5 171 148 20.5 34 290 1710
LF40 64 0-0.019 100 100 14 36 4 82 9×14×8.6 419 377 37.8 60.5 687 3760
LF50 80 125 124 16 46.5 4 102 11×17.5×11 842 769 60.9 94.5 1340 7350
Note **: MA.1 indicates the permissible moment value in the axial direction when a single spline nut is used. MA.2 indicates the permissible moment value in the axial direction when two spline nuts in close contact with each other are used.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.
Number of nutson one shaft Model Size Seal Type Rail Length
2 LF 25 UU + 750L
No symbol : 1 nut LF 6 UU : end seal on both sides 300L
2   8 500L
  10 750L
  13
  16
  20
  25
  30
  40
  50