M48x3 Low castellated nuts DIN937 white zinc plating 1 pc.
Low castellated nut M48x3, white zinc plating. Thread pitch 3 mm, 8 slots; height m 24,16–25 mm. Price for 1 piece.

Low castellated nut M48x3
Low nut with hexagonal body and slotted crown. The slots allow a split pin to pass through the transverse hole in the bolt or pin, if the joint design provides for this.
Technical specifications
- Dimensional reference: DIN 937
- Catalogue association: PN 82159
- Nut type: Low castellated, with hexagonal body
- Internal thread d: M48
- Thread pitch P: 3 mm
- Thread tolerance: 6H
- Height m — nominal and maximum: 25 mm
- Height m — minimum: 24,16 mm
- Solid portion height w — minimum: 15,57 mm
- Solid portion height w — maximum: 16 mm
- Crown diameter de — maximum: 65 mm
- Crown diameter de — minimum: 63,8 mm
- Wrench size s: 75 mm
- Number of slots: 8
- Mechanical properties standard: DIN 267-24 (catalogue requirements)
- Manufacturing accuracy grade: B (ISO 4759-1)
- Material: Steel
- Coating: White electroplated zinc
- Catalogue coating reference: ISO 4042
- Split pin according to the catalogue: DIN 94 / ISO 1234, 8 × 80 mm
- Quantity per pack: 1 pc.
- Sales unit: piece
Dimensions and tolerances follow the corresponding column in the DIN 937 catalogue sheet. References to standards are catalogue information, without declaring test results for a specific batch.

Material and finish
Steel with white electroplated zinc coating.

Diagram callouts and dimensions:
d — thread M48x3; P = 3 mm; catalogue tolerance 6H.
m — overall height from 24,16 to 25 mm.
w — solid portion height from 15,57 to 16 mm.
de — crown diameter from 63,8 to 65 mm.
s — wrench size 75 mm.
The in-house diagram shows the family of low nuts using lines and dimensional callouts. It is a catalogue illustration, not manufacturing documentation.
Scope of delivery
The price includes 1 nut M48x3, white zinc plating, without split pin.
Product and neutral carton illustrations are illustrative; the number of items in front of the carton does not define the quantity supplied.
Frequently asked questions
How many pieces does the price include?
One nut M48x3.
What thread pitch does this version have?
3 mm.
What surface finish does the nut have?
Steel with white electroplated zinc coating.
Is the split pin included in delivery?
No. The offer covers only the nut; the split pin is selected separately for the actual joint.
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Sales unitpiece
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MaterialSteel
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CoatingWhite electroplated zinc
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Quantity per pack1 pc
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Wrench size s75 mm
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Thread pitch P3 mm
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Thread tolerance6H
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Internal thread dM48
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Nut typeLow castellated, with hexagonal body
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Dimensional referenceDIN 937
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Manufacturing accuracy classB (ISO 4759-1)
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Mechanical properties standardDIN 267-24 (catalogue requirements)
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Coating catalogue referenceISO 4042
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Catalogue linkPN 82159
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Number of grooves8
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Split pin according to catalogueDIN 94 / ISO 1234, 8 × 80 mm
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Height m — nominal and maximum25 mm
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Height m — minimum24,16 mm
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Solid section height w — minimum15,57 mm
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Solid section height w — maximum16 mm
-
Crown diameter de — maximum65 mm
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Crown diameter de — minimum63,8 mm
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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