M12 disc knob with A1 insert 60 mm - 1 pcs.
Six-lobed disc knob with M12 female thread, pitch 1,75 mm. Glass-fibre-reinforced plastic body, A1 stainless steel insert. Diameter 60 mm, height 34 mm. Price for one knob. Catalogue mass of the quantity 0,065 kg. Fulfilment time: 7-14 days.
M12 disc knob with A1 stainless steel insert
Catalogue number: 57011.120.001
Catalogue search code: 57011120001
Six-lobed knob for manual adjustment and tightening of threaded connections. The body is made from glass-fibre-reinforced plastic. The threaded insert is A1 stainless steel according to the specification of this variant. The M12 metric female thread is accessible from the hub side.

Variant dimensions M12
d = M12 - metric female thread of the insert.
P = 1,75 mm - thread pitch.
d1 = 60 mm - outside diameter of the knob.
h = 34 mm - overall height.
t = 18 mm - axial dimension marked on the catalogue diagram. It is not a declaration of guaranteed usable thread engagement depth.

Quantity, mass and fulfilment
The price is for one knob. The catalogue mass of one piece is 65 g. The mass of the quantity sold is 0,065 kg, without adding any unconfirmed carton mass. Fulfilment time: 7-14 days.

The illustrations show the product family. The selected offer determines the number of pieces purchased.
Questions and answers
How many pieces does the price cover?
The price covers one knob.
What are the body and insert made from?
The body is made from glass-fibre-reinforced plastic and the threaded insert from A1 stainless steel.
What thread and dimensions does the M12 variant have?
M12 thread with a pitch of 1,75 mm, outside diameter 60 mm and height 34 mm. Dimension t on the diagram is 18 mm.
How can I find this variant in the catalogue?
Use number 57011.120.001 or the code without dots 57011120001. Number 57011 denotes the catalogue family.
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Thread typeMetric internal
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Body materialGlass-fibre-reinforced plastic
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Thread pitch P1,75 mm
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Height h34 mm
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Thread sizeM12
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Catalogue number57011.120.001
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Catalogue code57011120001
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Product typeDisc knob
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Bush materialA1 stainless steel
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Outside diameter d160 mm
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Dimension t18 mm
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Quantity sold1 pc
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Catalogue mass per piece65 g
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Mass of quantity sold0,065 kg
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Number of notches6
1. Eye protection:
– Always wear safety goggles or a face shield to protect your eyes from sparks, particles and metal fragments.
2. Hearing protection:
– When working in a noisy environment, use ear defenders or earplugs to prevent hearing damage.
3. Respiratory protection:
– When working in dusty surroundings or in the presence of fumes, wear a filtering mask or an appropriate respirator.
– Ensure proper ventilation of the workstation.
4. Hand and skin safety:
– Use protective gloves that protect against mechanical injuries and chemicals.
– Where necessary, use protective creams to prevent irritation and dry skin.
5. Work clothing:
– Work in protective clothing resistant to sparks and splashes.
– Avoid loose clothing, jewellery and loose hair near machinery.
6. Fire risk:
– Keep the workstation free of flammable materials (e.g. paper, fabrics and chemicals).
– Keep a serviceable fire extinguisher close at hand and know how to use it.
7. Electrical hazards:
– Check the condition of cables and electrical equipment before use.
– Do not use electrical devices in damp conditions.
– Disconnect equipment from the power supply during maintenance or repairs.
8. Use of machinery and tools:
– Regularly inspect the technical condition of machines and tools.
– Use equipment in accordance with the manufacturer's instructions.
– Blades and tools should be maintained regularly and kept in good condition.
– Machines should be fitted with appropriate guards and protective devices.
9. Handling materials:
– Use handling equipment to move heavy components.
– Lift and carry using ergonomic practices to avoid injury.
10. Working with chemicals:
– Store chemicals in labelled, safe containers.
– Use substances in accordance with the manufacturer's instructions and occupational health and safety rules.
– Ensure air circulation when using chemicals.
Other important rules:
– Keep the workstation clean and tidy.
– Ensure adequate lighting in the working area.
– Provide occupational health and safety training.
– Carry out regular safety audits and comply with current regulations.

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