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Locknut M18x1.5 - counter nut
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Product code: PN-109 M18X1,5 8C-18
Barcode: 5905009144623
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Description
M18x1.5 Locknut – narrow counter nut PN-65/M-73109
The M18x1.5 locknut is a steel counter nut with a fine-pitch metric internal thread, designed for mounting and securing threaded elements in hydraulic power systems. It is used in the assembly of quick couplers, hydraulic connections, and elements requiring stable mounting. Made of galvanized free-cutting steel, in accordance with the PN-65/M-73109 standard.
Technical parameters
- Type: locknut, narrow counter nut.
- Internal thread: M18x1.5.
- Nominal thread diameter: 18 mm.
- Thread pitch: 1.5 mm.
- Wrench size S: 24 mm.
- Nut height: 7 mm.
- Material: free-cutting steel.
- Protective coating: zinc-plated.
- Standard: PN-65/M-73109.
- Standard symbol: PN-109 M18x1.5.
Catalog designations and equivalents
- Product symbol: 8C-18.
- Alternative designation: GM 12-L/10-S.
- CAST: 108707.
- Parker Ermeto: GM12LCFX.
- Rastelli Raccordi: TN102/118-12L/10S.
- Vitillo: CPDL12S10.
Application of the M18x1.5 locknut
The M18x1.5 counter nut is used for mounting hydraulic quick couplers to brackets, mounting plates, and structural elements of agricultural, construction, and industrial machinery. It can also function as a pressing element for a seal in a properly designed hydraulic connection. The narrow design facilitates installation in places with limited space.
Metric locknut dimension table
The table shows the sizes of locknuts according to PN-65/M-73109, hexagon dimensions for wrench S, height, and catalog symbols. Heights and common S dimensions are assigned to the respective size groups according to the provided list.
| Thread [mm] | S [mm] | Height [mm] | Symbol |
|---|---|---|---|
| M8x1 | 14 | 6 | PN-109 M8x1 |
| M10x1 | 17 | 6 | PN-109 M10x1 |
| M12x1.5 | 17 | 6 | PN-109 M12x1.5 |
| M14x1.5 | 19 | 7 | PN-109 M14x1.5 |
| M16x1.5 | 22 | 7 | PN-109 M16x1.5 |
| M18x1.5 | 24 | 7 | PN-109 M18x1.5 |
| M20x1.5 | 27 | 8 | PN-109 M20x1.5 |
| M22x1.5 | 30 | 8 | PN-109 M22x1.5 |
| M24x1.5 | 32 | 8 | PN-109 M24x1.5 |
| M27x2 | 36 | 8 | PN-109 M27x2 |
| M30x2 | 41 | 8 | PN-109 M30x2 |
| M33x2 | 41 | 8 | PN-109 M33x2 |
| M36x2 | 46 | 9 or 10 | PN-109 M36x2 |
| M39x2 | 50 | 9 or 10 | PN-109 M39x2 |
| M42x2 | 50 | 9 or 10 | PN-109 M42x2 |
| M45x2 | 55 | 9 or 10 | PN-109 M45x2 |
| M48x2 | 60 | 9 or 10 | PN-109 M48x2 |
| M52x2 | 65 | 10 | PN-109 M52x2 |
| M56x2 | 70 | 10 | PN-109 M56x2 |
| M60x2 | 75 | 10 | PN-109 M60x2 |
Frequently Asked Questions (FAQ)
What thread does the M18x1.5 locknut have?
Metric internal thread M18x1.5 with a nominal diameter of 18 mm and a pitch of 1.5 mm.
What wrench size fits the M18x1.5 locknut?
The wrench size S is 24 mm, and the nut height is 7 mm.
What is the M18x1.5 counter nut used for?
For mounting quick couplers and hydraulic connections and for securing threaded elements against loosening.
What are the catalog designations of the locknut?
Symbol 8C-18, CAST 108707, Parker Ermeto GM12LCFX, Rastelli Raccordi TN102/118-12L/10S, Vitillo CPDL12S10, and designation GM 12-L/10-S.
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Product Safety
Manufacturer
HYDRON hydraulika siłowa
Kujańska 6a
77-400 Złotów, Poland
+48 67 350 53 69 kontakt@hydron.com.pl Report a product safety issue
Responsible person in the EU
HYDRON hydraulika siłowa
Kujańska 6a
77-400 Złotów, Poland
+48 67 350 53 69 kontakt@hydron.com.pl Report a product safety issue
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