Linear shafts / straight / SF (Part Numbers)

[Features]
· THK is a high quality, dedicated LM-shaped linear bushing.
· LM shafts are available with quick delivery.
· Manufactured with shaft diameter tolerance g5, h5 precision grade LM shafts semi-standard.
· LM shafts made from corrosion-resistant martensitic stainless steel are also in production.

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Part Numbers

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Part Number
SF3[(G6),(H7)]-[70-400/1]L
SF3[(G6),(H7)]-[70-400/1]LM
SF4[(G6),(H7)]-[70-400/1]L
SF4[(G6),(H7)]-[70-400/1]LM
SF5[(G6),(H7)]-[70-400/1]L
SF5[(G6),(H7)]-[70-400/1]LM
SF6[(G6),(H7)]X2-[70-600/1]L
SF6[(G6),(H7)]X2-[70-600/1]LK
SF6[(G6),(H7)]-[70-600/1]L
SF6[(G6),(H7)]-[70-600/1]LK
SF6[(G6),(H7)]-[70-600/1]LM
SF8[(G6),(H7)]X3-[70-800/1]L
SF8[(G6),(H7)]X3-[70-800/1]LK
SF8[(G6),(H7)]-[70-800/1]L
SF8[(G6),(H7)]-[70-800/1]LK
SF8[(G6),(H7)]-[70-800/1]LM
SF10[(G6),(H7)]X4-[70-800/1]L
SF10[(G6),(H7)]X4-[70-800/1]LK
SF10[(G6),(H7)]-[70-800/1]L
SF10[(G6),(H7)]-[70-800/1]LK
SF10[(G6),(H7)]-[70-800/1]LM
SF12[(G6),(H7)]-[70-1000/1]LM
SF13[(G6),(H7)]X7-[70-1000/1]L
SF13[(G6),(H7)]X7-[70-1000/1]LK
SF13[(G6),(H7)]-[70-1000/1]L
SF13[(G6),(H7)]-[70-1000/1]LK
SF13[(G6),(H7)]-[70-1000/1]LM
SF16[(G6),(H7)]X9-[100-1200/1]L
SF16[(G6),(H7)]X9-[100-1200/1]LK
SF16[(G6),(H7)]-[100-1200/1]L
SF16[(G6),(H7)]-[100-1200/1]LK
SF16[(G6),(H7)]-[100-1200/1]LM
SF20[(G6),(H7)]-[100-1200/1]L
SF20[(G6),(H7)]-[100-1200/1]LK
SF20[(G6),(H7)]-[100-1200/1]LM
SF20[(G6),(H7)]X[10,14]-[100-1200/1]L
SF20[(G6),(H7)]X[10,14]-[100-1200/1]LK
SF25[(G6),(H7)]X15-[100-1200/1]L
SF25[(G6),(H7)]X15-[100-1200/1]LK
SF25[(G6),(H7)]-[100-1200/1]L
SF25[(G6),(H7)]-[100-1200/1]LK
SF25[(G6),(H7)]-[100-1200/1]LM
SF30[(G6),(H7)]X16-[100-1500/1]L
SF30[(G6),(H7)]X16-[100-1500/1]LK
SF30[(G6),(H7)]-[100-1500/1]L
SF30[(G6),(H7)]-[100-1500/1]LK
SF30[(G6),(H7)]-[100-1500/1]LM
SF35[(G6),(H7)]X20-[100-1500/1]L
SF35[(G6),(H7)]X20-[100-1500/1]LK
SF35[(G6),(H7)]-[100-1500/1]L
SF35[(G6),(H7)]-[100-1500/1]LK
SF35[(G6),(H7)]-[100-1500/1]LM
SF40[(G6),(H7)]X22-[100-2000/1]L
SF40[(G6),(H7)]X22-[100-2000/1]LK
SF40[(G6),(H7)]-[100-2000/1]L
SF40[(G6),(H7)]-[100-2000/1]LK
SF40[(G6),(H7)]-[100-2000/1]LM
SF50[(G6),(H7)]X25-[100-2000/1]L
SF50[(G6),(H7)]X25-[100-2000/1]LK
SF50[(G6),(H7)]-[100-2000/1]L

Standard Unit Price	Minimum order quantity	Standard Shipping Days ?	Basic Shape	[D] Diameter (Shaft) (mm)	[L] Length (Shaft) (mm)	Material	ISO Tolerance	Material	Hardness	Pipe inner diameter
-	1	19 Days	Solid	3	70 ～ 400	Unalloyed Steel	g6 / h7	EN 1.3505 Equiv.	HRC58~64	0
-	1	19 Days	Solid	3	70 ～ 400	Stainless Steel (martensitique)	g6 / h7	-	HRC58 to 64	0
-	1	19 Days	Solid	4	70 ～ 400	Unalloyed Steel	g6 / h7	EN 1.3505 Equiv.	HRC58~64	0
-	1	19 Days	Solid	4	70 ～ 400	Stainless Steel (martensitique)	g6 / h7	-	HRC58 to 64	0
-	1	19 Days	Solid	5	70 ～ 400	Unalloyed Steel	g6 / h7	EN 1.3505 Equiv.	HRC58~64	0
-	1	19 Days	Solid	5	70 ～ 400	Stainless Steel (martensitique)	g6 / h7	-	HRC58 to 64	0
-	1	19 Days	Solid	6	70 ～ 600	Unalloyed Steel	g6 / h7	EN 1.3505 Equiv.	HRC58~64	2
-	1	19 Days	Hollow	6	70 ～ 600	Unalloyed Steel	g6 / h7	EN 1.3505 Equiv.	HRC58~64	2
-	1	19 Days	Solid	6	70 ～ 600	Unalloyed Steel	g6 / h7	EN 1.3505 Equiv.	HRC58~64	0
-	1	19 Days	Hollow	6	70 ～ 600	Unalloyed Steel	g6 / h7	EN 1.3505 Equiv.	HRC58~64	0
-	1	19 Days	Solid	6	70 ～ 600	Stainless Steel (martensitique)	g6 / h7	-	HRC58 to 64	0
-	1	19 Days	Solid	8	70 ～ 800	Unalloyed Steel	g6 / h7	EN 1.3505 Equiv.	HRC58~64	3
-	1	19 Days	Hollow	8	70 ～ 800	Unalloyed Steel	g6 / h7	EN 1.3505 Equiv.	HRC58~64	3
-	1	19 Days	Solid	8	70 ～ 800	Unalloyed Steel	g6 / h7	EN 1.3505 Equiv.	HRC58~64	0
-	1	19 Days	Hollow	8	70 ～ 800	Unalloyed Steel	g6 / h7	EN 1.3505 Equiv.	HRC58~64	0
-	1	19 Days	Solid	8	70 ～ 800	Stainless Steel (martensitique)	g6 / h7	-	HRC58 to 64	0
-	1	19 Days	Solid	10	70 ～ 800	Unalloyed Steel	g6 / h7	EN 1.3505 Equiv.	HRC58~64	4
-	1	19 Days	Hollow	10	70 ～ 800	Unalloyed Steel	g6 / h7	EN 1.3505 Equiv.	HRC58~64	4
-	1	19 Days	Solid	10	70 ～ 800	Unalloyed Steel	g6 / h7	EN 1.3505 Equiv.	HRC58~64	0
-	1	19 Days	Hollow	10	70 ～ 800	Unalloyed Steel	g6 / h7	EN 1.3505 Equiv.	HRC58~64	0
-	1	19 Days	Solid	10	70 ～ 800	Stainless Steel (martensitique)	g6 / h7	-	HRC58 to 64	0
-	1	19 Days	Solid	12	70 ～ 1000	Stainless Steel (martensitique)	g6 / h7	-	HRC58 to 64	0
-	1	19 Days	Solid	13	70 ～ 1000	Unalloyed Steel	g6 / h7	EN 1.3505 Equiv.	HRC58~64	7
-	1	19 Days	Hollow	13	70 ～ 1000	Unalloyed Steel	g6 / h7	EN 1.3505 Equiv.	HRC58~64	7
-	1	19 Days	Solid	13	70 ～ 1000	Unalloyed Steel	g6 / h7	EN 1.3505 Equiv.	HRC58~64	0
-	1	19 Days	Hollow	13	70 ～ 1000	Unalloyed Steel	g6 / h7	EN 1.3505 Equiv.	HRC58~64	0
-	1	19 Days	Solid	13	70 ～ 1000	Stainless Steel (martensitique)	g6 / h7	-	HRC58 to 64	0
-	1	19 Days	Solid	16	100 ～ 1200	Unalloyed Steel	g6 / h7	EN 1.3505 Equiv.	HRC58~64	9
-	1	19 Days	Hollow	16	100 ～ 1200	Unalloyed Steel	g6 / h7	EN 1.3505 Equiv.	HRC58~64	9
-	1	19 Days	Solid	16	100 ～ 1200	Unalloyed Steel	g6 / h7	EN 1.3505 Equiv.	HRC58~64	0
-	1	19 Days	Hollow	16	100 ～ 1200	Unalloyed Steel	g6 / h7	EN 1.3505 Equiv.	HRC58~64	0
-	1	19 Days	Solid	16	100 ～ 1200	Stainless Steel (martensitique)	g6 / h7	-	HRC58 to 64	0
-	1	19 Days	Solid	20	100 ～ 1200	Unalloyed Steel	g6 / h7	EN 1.3505 Equiv.	HRC58~64	0
-	1	19 Days	Hollow	20	100 ～ 1200	Unalloyed Steel	g6 / h7	EN 1.3505 Equiv.	HRC58~64	0
-	1	19 Days	Solid	20	100 ～ 1200	Stainless Steel (martensitique)	g6 / h7	-	HRC58 to 64	0
-	1	19 Days	Solid	20	100 ～ 1200	Unalloyed Steel	g6 / h7	EN 1.3505 Equiv.	HRC58~64	10 ～ 14
-	1	19 Days	Hollow	20	100 ～ 1200	Unalloyed Steel	g6 / h7	EN 1.3505 Equiv.	HRC58~64	10 ～ 14
-	1	19 Days	Solid	25	100 ～ 1200	Unalloyed Steel	g6 / h7	EN 1.3505 Equiv.	HRC58~64	15
-	1	19 Days	Hollow	25	100 ～ 1200	Unalloyed Steel	g6 / h7	EN 1.3505 Equiv.	HRC58~64	15
-	1	19 Days	Solid	25	100 ～ 1200	Unalloyed Steel	g6 / h7	EN 1.3505 Equiv.	HRC58~64	0
-	1	19 Days	Hollow	25	100 ～ 1200	Unalloyed Steel	g6 / h7	EN 1.3505 Equiv.	HRC58~64	0
-	1	19 Days	Solid	25	100 ～ 1200	Stainless Steel (martensitique)	g6 / h7	-	HRC58 to 64	0
-	1	19 Days	Solid	30	100 ～ 1500	Unalloyed Steel	g6 / h7	EN 1.3505 Equiv.	HRC58~64	16
-	1	19 Days	Hollow	30	100 ～ 1500	Unalloyed Steel	g6 / h7	EN 1.3505 Equiv.	HRC58~64	16
-	1	19 Days	Solid	30	100 ～ 1500	Unalloyed Steel	g6 / h7	EN 1.3505 Equiv.	HRC58~64	0
-	1	19 Days	Hollow	30	100 ～ 1500	Unalloyed Steel	g6 / h7	EN 1.3505 Equiv.	HRC58~64	0
-	1	19 Days	Solid	30	100 ～ 1500	Stainless Steel (martensitique)	g6 / h7	-	HRC58 to 64	0
-	1	19 Days	Solid	35	100 ～ 1500	Unalloyed Steel	g6 / h7	EN 1.3505 Equiv.	HRC58~64	20
-	1	19 Days	Hollow	35	100 ～ 1500	Unalloyed Steel	g6 / h7	EN 1.3505 Equiv.	HRC58~64	20
-	1	19 Days	Solid	35	100 ～ 1500	Unalloyed Steel	g6 / h7	EN 1.3505 Equiv.	HRC58~64	0
-	1	19 Days	Hollow	35	100 ～ 1500	Unalloyed Steel	g6 / h7	EN 1.3505 Equiv.	HRC58~64	0
-	1	19 Days	Solid	35	100 ～ 1500	Stainless Steel (martensitique)	g6 / h7	-	HRC58 to 64	0
-	1	19 Days	Solid	40	100 ～ 2000	Unalloyed Steel	g6 / h7	EN 1.3505 Equiv.	HRC58~64	22
-	1	19 Days	Hollow	40	100 ～ 2000	Unalloyed Steel	g6 / h7	EN 1.3505 Equiv.	HRC58~64	22
-	1	19 Days	Solid	40	100 ～ 2000	Unalloyed Steel	g6 / h7	EN 1.3505 Equiv.	HRC58~64	0
-	1	19 Days	Hollow	40	100 ～ 2000	Unalloyed Steel	g6 / h7	EN 1.3505 Equiv.	HRC58~64	0
-	1	19 Days	Solid	40	100 ～ 2000	Stainless Steel (martensitique)	g6 / h7	-	HRC58 to 64	0
-	1	19 Days	Solid	50	100 ～ 2000	Unalloyed Steel	g6 / h7	EN 1.3505 Equiv.	HRC58~64	25
-	1	19 Days	Hollow	50	100 ～ 2000	Unalloyed Steel	g6 / h7	EN 1.3505 Equiv.	HRC58~64	25
-	1	19 Days	Solid	50	100 ～ 2000	Unalloyed Steel	g6 / h7	EN 1.3505 Equiv.	HRC58~64	0

Basic information

Shaft end Shape (Left)	Straight	Shaft end Shape (Right)	Straight	Heat Treatment	Induction Hardened
Surface Treatment	No Treatment

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Basic Attributes

Basic Shape
- Solid
- Hollow
Clear
[D] Diameter (Shaft)(mm)
3

4

5

6

8

10

12

13

16

20

25

30

35

40

50
Clear
[L] Length (Shaft)(mm)
[70-2000/1mm Unit(s)]
Clear
Material
- Unalloyed Steel
- Stainless Steel (martensitique)
Clear
ISO Tolerance
g6

h7
Clear
Material
- EN 1.3505 Equiv.
Clear
Hardness
- HRC58 to 64
- HRC58~64
Clear
Pipe inner diameter
0

2

3

4

7

9

10

14

15

16

20

22

25
Clear
Type
- SF
Clear