M16 Low castellated nuts DIN937 22H white zinc plating 1 pc.
Low castellated nuts M16 DIN 937, steel 22H, white electroplated zinc. Pitch 2 mm, tolerance 6H; height m 11,57–12 mm, wrench size s 24 mm. Number of slots: 6. Price for 1 pc.

Low castellated nuts M16 DIN 937
Low nut with hexagonal body and a narrower 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: M16
- Thread pitch P: 2 mm
- Thread tolerance: 6H
- Height m — nominal and maximum: 12 mm
- Height m — minimum: 11,57 mm
- Solid portion height w — minimum: 6,64 mm
- Solid portion height w — maximum: 7 mm
- Crown diameter de — maximum: 22 mm
- Crown diameter de — minimum: 21,48 mm
- Wrench size s: 24 mm
- Number of slots: 6
- Property class: 22H
- Mechanical properties standard: DIN 267-24 (catalogue requirements)
- Manufacturing accuracy grade: A (ISO 4759-1)
- Material: Steel
- Coating: White electroplated zinc
- Catalogue coating reference: ISO 4042
- Split pin according to the catalogue: DIN 94 / ISO 1234, 4 × 28 mm
- Quantity per pack: 1 pc.
- Sales unit: piece
Dimensions apply to the specified thread version. Class 22H comes from the designation of this version. References to standards are catalogue information, without declaring test results for a specific batch.

Material and finish
Steel with white electroplated zinc coating, internal thread 6H. Product grade A according to the catalogue.

Diagram dimensions and callouts:
d — thread M16; P = 2 mm; tolerance 6H.
m — overall height: from 11,57 to 12 mm.
w — solid portion height: from 6,64 to 7 mm.
de — crown diameter: from 21,48 to 22 mm.
s — wrench size: 24 mm.
The in-house diagram shows the corresponding family of low nuts using only lines and dimensional callouts. It is a catalogue illustration, not manufacturing documentation.
Scope of delivery
The price includes 1 nut M16 DIN 937, 22H, white zinc plating, without split pins.
Product and neutral carton illustrations are illustrative; the number of items in front of the carton does not define the quantity supplied. The table specifies a split pin DIN 94 / ISO 1234 4 × 28 mm. Its fit to the actual hole and joint geometry must be checked during assembly.
Frequently asked questions
How many pieces does the price include?
1 nut M16.
What thread pitch does this version have?
2 mm, tolerance 6H.
What is the height of the nut?
Height m from 11,57 to 12 mm. Solid portion height w from 6,64 to 7 mm.
What wrench size and split pin does the catalogue specify?
Wrench size s 24 mm and split pin DIN 94 / ISO 1234 4 × 28 mm. Split pins are not included in the offer.
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Sales unitpiece
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MaterialSteel
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CoatingWhite electroplated zinc
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Source reference9805540470
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Quantity per pack1 pc
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Wrench size s24 mm
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Thread pitch P2 mm
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Thread tolerance6H
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Internal thread dM16
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Nut typeLow castellated, with hexagonal body
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Dimensional referenceDIN 937
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Mechanical property class22H
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Manufacturing accuracy classA (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 grooves6
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Split pin according to catalogueDIN 94 / ISO 1234, 4 × 28 mm
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Height m — nominal and maximum12 mm
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Height m — minimum11,57 mm
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Solid section height w — minimum6,64 mm
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Solid section height w — maximum7 mm
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Crown diameter de — maximum22 mm
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Crown diameter de — minimum21,48 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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