M30 Screw and nut cover MS PE black 100 pcs.
Black polyethylene (PE) screw and nut covers, type MS M30, for screws and nuts with a hexagon spanner size of 46 mm. Push-on mounting; the cover has no thread of its own. Height H 51,3 mm, diameter D 56 mm, internal dimension B 45,8 mm. Price for 100 pieces.

Screw and nut covers MS M30 — black PE, 100 pieces
Covers fitted over the hexagonal part of a screw or nut. A closed, rounded cap with a slight rim above the cylindrical base shields the joint and gives it an attractive finish. A hexagonal socket with a projection holds the cover on the fastening component.
Technical parameters
- Product type: Screw and nut cover
- Catalogue type: MS M30
- Catalogue article number: 612
- Joint size: M30
- Spanner size of mating component: 46 mm
- Internal dimension B: 45,8 mm
- Outside diameter D: 56 mm
- Overall height H: 51,3 mm
- Height A according to diagram: 24,8 mm
- Material: Polyethylene (PE)
- Colour: Black
- RAL colour: RAL 9005
- Mounting method: Push-on over screw or nut hexagon
- Cover construction: Closed cap, unthreaded hexagonal socket
- UV resistance: Declared by the manufacturer for the MS family
- Quantity in pack: 100 pcs.
- Sales unit: pack

Material and application
Polyethylene in black RAL 9005. The manufacturer declares resistance to UV radiation and changing weather conditions for this family. The cover conceals and shields bolted joints in industrial structures, fencing and furniture. It does not replace a nut or a load-bearing component.

Dimensions and diagram references:
B — internal dimension of hexagonal socket: 45,8 mm.
D — outside diameter of cover: 56 mm.
H — overall height: 51,3 mm.
A — height from lower edge to the level indicated in the diagram: 24,8 mm.
The mating hexagon has a spanner size of 46 mm. M30 denotes the joint size for which the cover is selected; it does not denote a thread formed in the plastic. The diagram is catalogue information and is not production documentation.
Scope of supply and installation
The price includes 100 black MS M30 covers. The product and neutral-carton graphics illustrate the family; the number of visible items does not determine the quantity supplied or the factory packaging method.
Before installation, compare the hexagon size, nut or head height and protruding screw end with the inside of the cover. Push the cover onto the cleaned component. Do not equate overall height H with free space above the nut.
Frequently asked questions
How many pieces does the price include?
One offered pack contains 100 black MS M30 covers.
Does the cover have an M30 thread?
No. It pushes onto the hexagon. M30 specifies the size of the mating joint, and the socket is unthreaded.
What spanner size does it fit?
A hexagon with a spanner size of 46 mm. Catalogue internal dimension B is 45,8 mm.
What material is it made of?
Polyethylene (PE), in black RAL 9005. The manufacturer declares UV resistance for the MS family.
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Sales unitpack
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MaterialPolyethylene (PE)
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ColourBlack
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Quantity per pack100 pcs
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Product typeBolt and nut cover cap
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Outside diameter D56 mm
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Overall height h51,3 mm
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Catalogue typeMS M30
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Catalogue article number612
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Connection sizeM30
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Wrench size of mating part46 mm
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Internal dimension B45,8 mm
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Height A according to diagram24,8 mm
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Colour according to RALRAL 9005
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Mounting methodPush-on fit over bolt or nut hexagon
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UV resistanceDeclared by manufacturer for MS family
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Cover designClosed cap, unthreaded hexagonal recess
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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