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| ·Degreasing (Anti-rust single packing) | : Part Number SL-□□ |
| ·Precision cleaning (Degassing double packing) | : Part Number SH-□□ |
| ·Electrolytic polishing + precision cleaning (Degassing double packing) | : Part Number SHD-□□ |
| Product Part Number | Cleaning Method | Packaging Type | Effects Compared to Uncleaned Product | Environment (Standard) | Process |
| SL-□□ | Degreasing | Anti-rust packing | Oil removal | General environment | Regular assembly process |
| Post battery assembly process | |||||
| SH-□□ | Precision cleaning | Degassing double packing | Oil removal Dust removal | Clean environment (Class 10 to 1,000) | Battery assembly process |
| LCD-related post assembly process | |||||
| In-vehicle camera assembly process | |||||
| SHD-□□ | Electrolytic polishing + precision cleaning | Degassing double packing | Oil removal Dust removal Outgas reduction | Vacuum environment Clean environment (Class 10 to 1,000) | Pre-semiconductor process |
| Liquid crystal deposition process | |||||
| Pre-OLED process |
Part Number
Configured Part Number is shown.

; and for unplated products, it is
.| Type | [ M ] Material | [ H ] Hardness | [ S ] Surface Treatment | Cleaning Method | |||||
| D Tolerance f8 | D Tolerance g6 | D Tolerance h5 | Cleaning Method | Cleaning Environment | Packaging Type | Packing Environment | |||
| SL-PSSFGA | - | - | SUS304 | - | Hard Chrome Plating Plating Hardness: HV750 or more Plating Thickness: 10 µ or more | Degreasing | General environment | Anti-rust packing | General environment |
| SH-PSSFGA | Precision cleaning | Class 1,000 | Degassing double packing | Class 10 | |||||
| - | SL-SSFAA | SL-SSFUE | SUS440C or 13Cr Stainless Steel | Induction Hardening SUJ2 Equivalent 58 HRC or more SUS440C or 13Cr Stainless Steel 56 HRC or more | - | Degreasing | General environment | Anti-rust packing | General environment |
| SH-SSFAA | SH-SSFUE | Precision cleaning | Class 1,000 | Degassing double packing | Class 10 | ||||
| - | SL-PSSFAA | SL-PSSFUE | Hard Chrome Plating Plating Hardness: HV750 or more Plating Thickness: 5 µ or more | Degreasing | General environment | Anti-rust packing | General environment | ||
| SH-PSSFAA | SH-PSSFUE | Precision cleaning | Class 1,000 | Degassing double packing | Class 10 | ||||
| - | SL-RSFAA | - | SUJ2 Equivalent | Low Temperature Black Chrome Plating | Degreasing | General environment | Anti-rust packing | General environment | |
| SH-RSFAA | Precision cleaning | Class 1,000 | Degassing double packing | Class 10 | |||||
| - | SL-RSSFAA | - | SUS440C or 13Cr Stainless Steel | Degreasing | General environment | Anti-rust packing | General environment | ||
| SH-RSSFAA | Precision cleaning | Class 1,000 | Degassing double packing | Class 10 | |||||
| Type | [ M ] Material | [ H ] Hardness | [ S ] Surface Treatment | Cleaning Method | |||||
| D Tolerance f8 | D Tolerance g6 | D Tolerance h5 | Cleaning Method | Cleaning Environment | Packaging Type | Packing Environment | |||
| SL-PSSNGA | - | - | SUS304 | - | Hard Chrome Plating Plating Hardness: HV750 or more Plating Thickness: 10 µ or more | Degreasing | General environment | Anti-rust packing | General environment |
| SH-PSSNGA | Precision cleaning | Class 1,000 | Degassing double packing | Class 10 | |||||
| - | SL-SSFNA | SL-SSFEU | SUS440C or 13Cr Stainless Steel | Induction Hardening SUJ2 Equivalent 58 HRC or more SUS440C or 13Cr Stainless Steel 56 HRC or more | - | Degreasing | General environment | Anti-rust packing | General environment |
| SH-SSFNA | SH-SSFEU | Precision cleaning | Class 1,000 | Degassing double packing | Class 10 | ||||
| - | SL-PSSFNA | SL-PSSFEU | Hard Chrome Plating Plating Hardness: HV750 or more Plating Thickness: 5 µ or more | Degreasing | General environment | Anti-rust packing | General environment | ||
| SH-PSSFNA | SH-PSSFEU | Precision cleaning | Class 1,000 | Degassing double packing | Class 10 | ||||
| - | SL-RSFNA | - | SUJ2 Equivalent | Low Temperature Black Chrome Plating | Degreasing | General environment | Anti-rust packing | General environment | |
| SH-RSFNA | Precision cleaning | Class 1,000 | Degassing double packing | Class 10 | |||||
| - | SL-RSSFNA | - | SUS440C or 13Cr Stainless Steel | Degreasing | General environment | Anti-rust packing | General environment | ||
| SH-RSSFNA | Precision cleaning | Class 1,000 | Degassing double packing | Class 10 | |||||
| Part Number | - | L | - | F | - | P | - | M | - | N |
| SL-PSSFGA20 | - | 400 | - | F25 | - | P16 | - | M10 | - | N10 |
| SH-PSSNGA25 | - | 450 | - | F25 | - | P16 | - | - | N10 |
| D Tolerance | |||
| D | f8 | g6 | h5 |
| 8 | -0.013 -0.035 | -0.005 -0.014 | 0 -0.006 |
| 10 | |||
| 12 | -0.016 -0.043 | -0.006 -0.017 | 0 -0.008 |
| 13 | |||
| 15 | |||
| 16 | |||
| 18 | |||
| 20 | -0.020 -0.053 | -0.007 -0.020 | 0 -0.009 |
| 25 | |||
| 30 | |||
| 35 | -0.025 -0.064 | -0.009 -0.025 | 0 -0.011 |
| 40 | |||
| 50 | |||
| Part Number | 1 mm Increments | M (Coarse) Selection | N (Coarse) Selection | (Y) Max. | R | C | |||||||||||||||||||||||
| Type | D | L | F | P | |||||||||||||||||||||||||
| D Tolerance f8 SL-PSSFGA SH-PSSFGA D Tolerance g6 SL-SSFAA SH-SSFAA SL-PSSFAA SH-PSSFAA SL-RSFAA SH-RSFAA SL-RSSFAA SH-RSSFAA D Tolerance h5 SL-SSFUE SH-SSFUE SL-PSSFUE SH-PSSFUE [ ! ] Low Temperature Black Chrome Plated Products D ≤ 30 | 8 | 25 to 798 | 8 ≤ D ≤ 30 2 ≤ F ≤ P × 5 D ≥ 35 2 ≤ F ≤ P × 4 | 3 to 6 | 3 | 3 | 4 | 5 | 800 | 0.3 or Less | 0.5 or Less | ||||||||||||||||||
| 10 | 25 to 798 | 3 to 8 | 3 | 4 | 5 | 3 | 4 | 5 | 6 | 800 | |||||||||||||||||||
| 12 | 25 to 798 | 3 to 10 | 3 | 4 | 5 | 6 | (3) | 4 | 5 | 6 | 8 | 800 | |||||||||||||||||
| 13 | 25 to 798 | 4 to 11 | 3 | 4 | 5 | 6 | 8 | (3) | 4 | 5 | 6 | 8 | 800 | ||||||||||||||||
| 15 | 25 to 798 | 4 to 13 | 3 | 4 | 5 | 6 | 8 | 10 | (3) | 4 | 5 | 6 | 8 | 10 | 800 | ||||||||||||||
| 16 | 25 to 798 | 4 to 14 | 3 | 4 | 5 | 6 | 8 | 10 | 4 | 5 | 6 | 8 | 10 | 800 | |||||||||||||||
| 18 | 25 to 798 | 5 to 16 | 4 | 5 | 6 | 8 | 10 | 12 | 4 | 5 | 6 | 8 | 10 | 12 | 800 | ||||||||||||||
| 20 | 25 to 798 | 5 to 17 | 4 | 5 | 6 | 8 | 10 | 12 | 4 | 5 | 6 | 8 | 10 | 12 | 800 | 1.0 or Less | |||||||||||||
| 25 | 25 to 798 | 6 to 22 | 4 | 5 | 6 | 8 | 10 | 12 | 16 | 4 | 5 | 6 | 8 | 10 | 12 | 16 | 800 | ||||||||||||
| 30 | 25 to 798 | 8 to 27 | 5 | 6 | 8 | 10 | 12 | 16 | 20 | 24 | 6 | 8 | 10 | 12 | 16 | 20 | 800 | ||||||||||||
| 35 | 25 to 798 | 9 to 32 | 5 | 6 | 8 | 10 | 12 | 16 | 20 | 24 | 8 | 10 | 12 | 16 | 20 | 24 | 800 | 0.5 or Less | |||||||||||
| 40 | 25 to 798 | 11 to 37 | 6 | 8 | 10 | 12 | 16 | 20 | 24 | 30 | 10 | 12 | 16 | 20 | 24 | 30 | 800 | ||||||||||||
| 50 | 25 to 798 | 11 to 47 | 6 | 8 | 10 | 12 | 16 | 20 | 24 | 30 | 12 | 16 | 20 | 24 | 30 | 800 | |||||||||||||
| Part Number | 1 mm Increments | N (Coarse) Selection | (Y) Max. | R | C | |||||||||||||
| Type | D | L | F | P | ||||||||||||||
| D Tolerance f8 SL-PSSFGA SH-PSSFGA D Tolerance g6 SL-SSFNA SH-SSFNA SL-PSSFNA SH-PSSFNA SL-RSFNA SH-RSFNA SL-RSSFNA SH-RSSFNA D Tolerance h5 SL-SSFEU SH-SSFEU SL-PSSFEU SH-PSSFEU [ ! ] Low Temperature Black Chrome Plated Products D ≤ 30 | 8 | 25 to 798 | 8 ≤ D ≤ 30 2 ≤ F ≤ P × 5 D ≥ 35 2 ≤ F ≤ P × 4 | 3 to 6 | 3 | 4 | 5 | 800 | 0.3 or Less | 0.5 or Less | ||||||||
| 10 | 25 to 798 | 3 to 8 | 3 | 4 | 5 | 6 | 800 | |||||||||||
| 12 | 25 to 798 | 3 to 10 | (3) | 4 | 5 | 6 | 8 | 800 | ||||||||||
| 13 | 25 to 798 | 4 to 11 | (3) | 4 | 5 | 6 | 8 | 800 | ||||||||||
| 15 | 25 to 798 | 4 to 13 | (3) | 4 | 5 | 6 | 8 | 10 | 800 | |||||||||
| 16 | 25 to 798 | 4 to 14 | 4 | 5 | 6 | 8 | 10 | 800 | ||||||||||
| 18 | 25 to 798 | 5 to 16 | 4 | 5 | 6 | 8 | 10 | 12 | 800 | |||||||||
| 20 | 25 to 798 | 5 to 17 | 4 | 5 | 6 | 8 | 10 | 12 | 800 | 1.0 or Less | ||||||||
| 25 | 25 to 798 | 6 to 22 | 4 | 5 | 6 | 8 | 10 | 12 | 16 | 800 | ||||||||
| 30 | 25 to 798 | 8 to 27 | 6 | 8 | 10 | 12 | 16 | 20 | 800 | |||||||||
| 35 | 25 to 798 | 9 to 32 | 8 | 10 | 12 | 16 | 20 | 24 | 800 | 0.5 or Less | ||||||||
| 40 | 25 to 798 | 11 to 37 | 10 | 12 | 16 | 20 | 24 | 30 | 800 | |||||||||
| 50 | 25 to 798 | 11 to 47 | 12 | 16 | 20 | 24 | 30 | 800 | ||||||||||
· See the tab below for alteration details.
*When selecting multiple alterations, the distance between machined areas should be 2 mm or more.
*Alteration may lower hardness.
| Alterations Code | Alteration Details | Fixed Dimension | Applicable Conditions | Ordering Example | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| LKC | Precisely change L dimension and tolerance | · L < 200 >> L ± 0.03 · 200 ≤ L < 500 >> L ± 0.05 · L ≥ 500 >> L ± 0.1 | [ ! ] L Dimension can be specified in 0.1 mm increments | SL-PSSFGA30-400.5-F25-P16-M10-N10-LKC | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
| WSC | Wrench Flats at Two Locations |
| [ ! ] Applicable to D = 6 or more [ ! ] WSC, X = 1 mm increment [ ! ] WSC + X + ℓ1 × 2 [ ! ] WSC (X) ≥ 0 [ NG ]Cannot be machined coplanarly | SL-PSSFGA30-400-F25-P16-M10-N10-WSC12-X8 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
| FC | Set Screw Flat at One Location |
| [ ! ] FC, E = 1 mm increment [ ! ] D ≤ 30: FC ≤ 5 × D, D ≥ 35: FC ≤ 3 × D [ ! ] E = 0 or E ≥ 2 [ NG ] Not available in combination with WFC | SL-PSSFGA30-400-F25-P16-M10-N10-FC10-E8 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
| WFC | Set Screw Flats at Two Locations |
| [ ! ] WFC, A, E = 1 mm increment [ ! ] D ≤ 30: WFC ≤ 5 × D, D ≥ 35: WFC ≤ 3 × D [ ! ] A(E) = 0 or A(E) ≥ 2 [ NG ]Cannot be machined coplanarly [ NG ]Not available in combination with FC | SL-PSSFGA30-400-F25-P16-M10-N10-WFC10-A8-E20 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
| RC | 90-Deg. Set Screw Flat at One Location |
| [ ! ] Applicable to D = 10 to 30 [ ! ] RC = 1 mm increment [ ! ] RC + b1 ≤ L [ ! ] RC ≥ 2 [ NG ] Not available in combination with WRC | SL-PSSFGA30-400-F25-P16-M10-N10-RC10 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
| WRC | 90-deg. Set Screw Flats at Two Locations |
| [ ! ] Applicable to D = 10 to 30 [ ! ] WRC = 1 mm increment [ ! ] WRC + b1 ≤ L [ ! ] WRC (Y) ≥ 2 [ NG ]Cannot be machined coplanarly [ NG ]Not available in combination with RC | SL-PSSFGA30-400-F25-P16-M10-N10-WRC10-Y10 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
| NSC | Change Tapped Thread to Fine Thread |
| [ ! ] Applicable to D = 12 or more [ NG ]Not available in combination with ND | SL-PSSFGA30-400-F25-P16-M10-NSC14 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
| MD ND | Changes the effective length of tapped part to M (N) × 3 | - | [ ! ] Applicable to D = 10 to 30 and M (N) = 6 to 20 [ ! ] One End Tapped: MD × 3.5+4 ≤ L [ ! ] Both Ends Tapped: MD × 3.5+4+ND × 3.5+4 ≤ L [ NG ]Not available in combination with NSC | SL-PSSFGA30-400-F25-P16-MD6-ND6 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
| LFC | Set Screw Flat on Step |
| [ ! ] LFC ≤ F [ ! ] D - M ≥ 1 | SL-PSSFGA30-400-F25-P16-M10-N10-LFC10-A0 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
Cleaning Process
* Stainless steel products may be used with alkaline hot pure water. There is no change in cleanliness.
* If the surface treatment is low-temperature black chrome plating, IPA cleaning will be applied.
Working Environment: General environment | ||||||
|---|---|---|---|---|---|---|
![]() Hydrocarbon cleaning Ro water cleaning Neutral Detergent Cleaning | ![]() | ![]() High-pressure jet washing (Ro water) followed by pure water cleaning | ![]() | ![]() Oil-free Compressor Used | ![]() | ![]() Anti-rust single packing |
Working Environment: Class 1,000 | Working Environment: Class 10 | |||||||
|---|---|---|---|---|---|---|---|---|
![]() Hydrocarbon cleaning Ro water cleaning Neutral Detergent Cleaning | ![]() | ![]() High-pressure jet washing (Ro water) followed by pure water (10 MΩ·cm) cleaning | ![]() | ![]() Use pure water (13 MΩ·cm) | ![]() | ![]() Use nitrogen blow | ![]() | ![]() Conducted on a clean bench in a Class 10 clean environment |
Working Environment: Class 1,000 | Working Environment: Class 10 | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
![]() Hydrocarbon cleaning Ro water cleaning Neutral Detergent Cleaning | ![]() | ![]() Electrolytic polishing with an electrolytic polishing layer according to the material | ![]() | ![]() High-pressure jet washing (Ro water) followed by pure water (10 MΩ·cm) cleaning | ![]() | ![]() Use warm pure water (13 MΩ·cm) | ![]() | ![]() Use nitrogen blow | ![]() | ![]() Conducted on a clean bench in a Class 10 clean environment |
Packaging Example| For degreasing: (Part Number: SL-□□) | For precision cleaning or electrolytic polishing + precision cleaning: | |
| (Part Number: SH-□□/SHD-□□) | ||
| For austenitic stainless steel and aluminum materials | For iron and martensitic stainless steel materials | |
![]() | ![]() | ![]() |
| Depending on some products and sizes, packaging type may vary. | [ ! ] Both the first and second layer packaging are degassed. | [ ! ] A desiccant is included as an anti-rust measure. There is one desiccant per package. |
Cleaning Effectiveness / Recommended Environment for UseCleaning Method | Product Part Number | Packaging Type | Effects Compared to Uncleaned Product | Environment (Standard) | Use Case and Process |
|---|---|---|---|---|---|
| Degreasing | SL-□□ | Anti-rust packing | Oil removal | General environment | Regular assembly process |
| Post battery assembly process | |||||
| Precision cleaning | SH-□□ | Degassing double packing | Oil removal Dust removal | Clean environment (Class 10 to 1,000) | Battery assembly process |
| LCD-related post assembly process | |||||
| In-vehicle camera assembly process | |||||
| Electrolytic polishing + precision cleaning | SHD-□□ | Degassing double packing | Oil removal Dust removal Outgas reduction | Vacuum environment Clean environment (Class 10 to 1,000) | Pre-semiconductor process |
| Liquid crystal deposition process | |||||
| Pre-OLED process |
CAD Data download and 3D preview are not available because the part number has not yet been determined.
| Part Number |
|---|
| Part Number | Minimum order quantity | Volume Discount | Days to Ship | End Shape (Left) | Shaft Dia. D (Ø) | Length L (mm) | Cleaning Method | Tapped (Coarse (mm) | Change Tapped Thread N to Fine Thread [NSC] (mm) | P (㎜) | Change Tapped Thread N to Fine Thread [NSC] (㎜) | Tapped (Coarse (㎜) | F (㎜) |
|---|
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| Environmentally friendly | RoHS Compliant (10 Substances) | Basic Shape | One End Stepped | Characteristics/Applications | Clean Washed |
|---|---|---|---|---|---|
| End Shape (Right) | Tapped | Shaft End Perpendicularity | Perpendicularity (0.2) | Material | SUS304 |
| Heat Treatment | Not Provided | Surface Treatment | Hard Chrome Plating | Material Details | SUS304 |
| Shaft Fit Tolerance | f8 | Hardness | Not induction hardened |


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