Linear Shafts One End Threaded

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MISUMI
This is an economy item, The price is cheaper than the MISUMI standard product.
Product Overview
The linear guide shaft is a high-precision shaft product that can be used in combination with linear bearings and other bushing-type products. It not only offers excellent wear resistance, but also provides a variety of additional processing options.
Dimensional Drawing
Note: When B=0, it indicates no thread.


Material Specifications
| Type | Material | Hardness | Surface Treatment | D (mm) | L (mm) | |
| Standard Type | ||||||
| D Tolerance g7 | D Tolerance f8 | |||||
| E-SFAN | - | 45 or GCr15 | High-frequency quenching For effective hardened layer depth, please click Surface Hardness Reference45 or GCr15 55HRC~ SUS440C or high-hardness corrosion-resistant steel 53HRC or more | - | 4 to 50 | 25 to 1498 |
| E-SSFAN | - | SUS440C or high-hardness corrosion-resistant steel | ||||
| E-PSFAN | - | 45 or GCr15 | Hard chrome plating Plating hardness HV750~ Plating thickness 3µ or more | |||
| E-PSSFAN | - | SUS440C or high-hardness corrosion-resistant steel | ||||
| - | E-PSFGN | 45 | - | Hard chrome plating Plating hardness: HV750~ Plating thickness: 10µ or more | ||
The machined part at the shaft end (effective thread length + approx. 10 mm) may have reduced hardness due to the annealing effect of machining.
If rust prevention is required, please give priority to products with hard chrome plating Surface Treatment. Please click
Rust Prevention Methods
If used together with linear bearings, please choose products with high-frequency quenching.Specification Overview
■ D Tolerance| D Tolerance | ||
| D | g7 | f8 |
| 4 | -0.004 -0.016 | - |
| 5 | ||
| 6 | -0.010 -0.028 | |
| 8 | -0.005 -0.020 | -0.013 -0.035 |
| 10 | ||
| 12 | -0.006 -0.024 | -0.016 -0.043 |
| 13 | ||
| 15 | ||
| 16 | ||
| 18 | ||
| 20 | -0.007 -0.028 | -0.020 -0.053 |
| 25 | ||
| 30 | ||
| 35 | -0.009 -0.034 | - |
| 40 | ||
| 50 | ||
Alterations
Only additional keyway machining (KC). Please check the delivery date on WOS.| Alterations | Code | Spec. | ||
![]() | LKC | Change L dimension tolerance Ordering Code LKC Applicable conditions The maximum L dimension for precision type is 200 When using LKC, the unit for specifying the L dimension can be 0.1 mm L<200 → L±0.03200 ≤ L<500 → L±0.05 L ≥ 500 → L±0.1 | ||
![]() | SC | Add a wrench slot at one location Ordering Code SC5 SC = specified unit 1 mm SC + ℓ1 < L SC = 0 or SC ≥ 1Applicable conditions Applicable when D ≥ 6 Cannot be used together with WSC | ||
![]() | FC | |||
![]() | WFC | |||
Additional processing details
P.107
P.107| Alterations | Code | Spec. | |
![]() | RC | Add one flat surface at a 90-degree position Ordering Code RC10 Applicable conditions Applicable for D=10 to 30 Not suitable for precision type Cannot be used together with WRC | For details, please refer to the additional machining overview P.107 |
![]() | WRC | Add two flat surfaces at 90-degree positions Ordering Code WRC10-Y10 Applicable conditions Applicable for D=10 to 30 Not suitable for precision type Cannot be used together with RC Cannot be machined on the same plane | |
![]() | PMC PMS | Change external thread to fine thread Ordering Code PMC14 (change P to PMC) PMS14 (change P to PMSC) | |
![]() | KC | Add one keyway machining Ordering Code KC10-G10 Applicable conditions Only applicable for D=12, 16, 20, 25, 30 Not applicable for precision type | |
When selecting multiple additional machining operations, there must be at least 2 mm spacing between machining locations.
When selecting additional machining, there must be at least 2 mm spacing between the wrench slot and the through hole section.
Additional machining may result in reduced hardness. Please refer to
P.106Specification Table
| Part Number | Specified unit: 1 mm | P Select | (Y) Max. | |||||||||||||
| Type | D | L | F | B | ||||||||||||
| Standard Type (D Tolerance g7) E-SFAN E-SSFAN E-PSFAN E-PSSFAN (D Tolerance f8) E-PSFGN | 4 | 25–298 | 2 ≤ F ≤ P×5 | (When P ≤ 6) B ≤ F-2 (When P = 8 or 10) B ≤ F-3 (When P ≥ 12) B ≤ F-5 B ≥ Pitch×3 | 3 | 300 | ||||||||||
| 5 | 25–398 | 3 | 4 | 400 | ||||||||||||
| 6 | 25–898 | 3 | 4 | 5 | 900 | |||||||||||
| 8 | 25–1098 | 3 | 4 | 5 | 6 | 1100 | ||||||||||
| 10 | 25–1198 | 3 | 4 | 5 | 6 | 8 | 1200 | |||||||||
| 12 | 25–1398 | 3 | 4 | 5 | 6 | 8 | 10 | 1400 | ||||||||
| 13 | 25–1398 | 4 | 5 | 6 | 8 | 10 | 12 | 1400 | ||||||||
| 15 | 25–1398 | 4 | 5 | 6 | 8 | 10 | 12 | 1400 | ||||||||
| 16 | 25–1398 | 4 | 5 | 6 | 8 | 10 | 12 | 1400 | ||||||||
| 20 | 25–1398 | 5 | 6 | 8 | 10 | 12 | 16 | 1400 | ||||||||
| 25 | 25–1398 | 6 | 8 | 10 | 12 | 16 | 20 | 24 | 1400 | |||||||
| 30 | 25–1498 | 8 | 10 | 12 | 16 | 20 | 24 | 1500 | ||||||||
| 35 | 25–1498 | 10 | 12 | 16 | 20 | 24 | 30 | 1500 | ||||||||
| 40 | 25–1498 | 12 | 16 | 20 | 24 | 30 | 1500 | |||||||||
| 50 | 25–1498 | 16 | 20 | 24 | 30 | 1500 | ||||||||||
Outer diameters 35, 40, and 50 are only available for E-PSFAN specifications.
Outer diameters 4 and 5 are not applicable to E-PSFGN.Product Features
Feature 1: Offers high-precision dimensional tolerances and is widely used in various precision equipment.
Feature 2: Uses bearing steel (45 or GCr15) with excellent wear resistance, as well as SUS440C or high-hardness corrosion-resistant steel, which undergo high-frequency quenching to enhance wear resistance while maintaining original toughness.
Feature 3: Various additional processing options are available to meet different usage environments.
Feature 4: Typically used in combination with linear bearing products, it provides excellent linear guidance. Compared to standard shaft and bushing structures, even during high-speed reciprocating motion, there is minimal wear.
Feature 5: Hard chrome plating is available as a Surface Treatment, offering excellent rust resistance. The coating hardness reaches HV750, so it will not be easily worn even when used with high-hardness workpieces.
Feature 2: Uses bearing steel (45 or GCr15) with excellent wear resistance, as well as SUS440C or high-hardness corrosion-resistant steel, which undergo high-frequency quenching to enhance wear resistance while maintaining original toughness.
Feature 3: Various additional processing options are available to meet different usage environments.
Feature 4: Typically used in combination with linear bearing products, it provides excellent linear guidance. Compared to standard shaft and bushing structures, even during high-speed reciprocating motion, there is minimal wear.
Feature 5: Hard chrome plating is available as a Surface Treatment, offering excellent rust resistance. The coating hardness reaches HV750, so it will not be easily worn even when used with high-hardness workpieces.
Precautions
![]() | (2) Reduced hardness in machined areas After quenching the base material, machining may cause reduced hardness due to annealing in the following areas: - All external threads - All steps - Internal threads: When M ≥ D/2, double-hole internal threads, and hard chrome plated products made of SUS440C or high-hardness corrosion-resistant steel - Additional machining of wrench slots (SC-WSC-SX) - Additional machining of flat surfaces (FC-WFC) - Additional machining of V-grooves (VC-WVC) - Except for fully hardened types. |
Only the shaded area in section D is hard chrome plated.![]() | (3) Plating after Surface Treatment After Surface Treatment of the base material, machining is performed, and the following areas are not plated: - Groove areas -External thread sections -Internal thread sections -Wrench slots, V-grooves, flat surfaces, and cut surfaces -The inside of pipe-type guide shafts is not hard chrome plated and may rust. |
Example of Use
Application Industries
| Medical | Semiconductors | Electronics and Electrical Appliances | ||
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| Smartphones | Food | Automotive | ||
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Related Products
| Linear Bearing Standard Type, Straight Cylinder Type | Bearing Housing Assembly T Type | Retaining Ring Open Type | ||
![]() | ![]() | ![]() | ||
| Representative model: LMU6 | Representative model: BGHFS6000ZZ-30 | Representative model: PSCS10-10 | ||
| Advantages: High quality, low price, short lead time | Advantages: Complete range, high precision and high quality | Advantages: Supporting shaft products, complete range |
Related Documents
Corrosion resistance of metal materials and Surface Treatments Click
Corrosion Resistance Table
Corrosion Resistance Table
Material
Hardness
Surface Treatment

Cannot be used together with WSC

















