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Locknut M20x1.5 - jam nut
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Shipping costs are not included in the price.
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Product code: PN-109 M20X1,5 8C-20
Barcode: 5905009144630
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Description
Locknut M20x1.5 – narrow jam nut PN-65/M-73109
The M20x1.5 locknut is a steel jam nut with a metric fine internal thread, used for fixing and securing threaded components in power hydraulics. Made of free-cutting zinc-plated steel, it is used in the assembly of quick couplers, hydraulic connections, and equipment for agricultural, construction, and industrial machinery. The narrow design facilitates installation in areas with limited space.
Technical parameters
- Type: locknut, narrow hexagonal jam nut.
- Internal thread: M20x1.5.
- Nominal thread diameter: 20 mm.
- Thread pitch: 1.5 mm.
- Wrench size S: 27 mm.
- Nut height: 8 mm.
- Material: free-cutting steel.
- Protective coating: zinc-plated.
- Standard: PN-65/M-73109.
- Standard symbol: PN-109 M20x1.5.
Catalog designations and equivalents
- Product symbol: 8C-20.
- CAST: 108708.
- Parker Ermeto: GM12SCFX.
- Rastelli Raccordi: TN102/118-12S.
- Vitillo: CPDS12.
Application of the M20x1.5 locknut
The M20x1.5 jam nut is used for the stable mounting of elements equipped with a corresponding external thread. It is used in the assembly of hydraulic quick couplers in plates, brackets, and structural supports. It allows for the positioning of the connection, and in appropriately designed connections, it can also function as an element pressing the seal.
Metric locknut dimension table
The table shows the sizes of metric locknuts according to the PN-65/M-73109 compilation. Dimension S indicates the wrench size, and the height is given in millimeters. The M20x1.5 row is highlighted.
| 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 M20x1.5 locknut have?
A metric internal thread M20x1.5 with a nominal diameter of 20 mm and a pitch of 1.5 mm.
What wrench fits the M20x1.5 locknut?
The wrench size S is 27 mm, and the height of the nut is 8 mm.
What is the M20x1.5 jam nut used for?
For mounting quick couplers, hydraulic connections, and securing threaded elements against loosening.
What catalog designations does the locknut have?
Symbol 8C-20, CAST 108708, Parker Ermeto GM12SCFX, Rastelli Raccordi TN102/118-12S, and Vitillo CPDS12.
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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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