- Machinery
- Automotive assemblies
- Vibration-prone joints
- Equipment maintenance

Product Overview & Description
M4 Nyloc Lock Nut – SS304 DIN 985 is a metric fastener selected for compact mechanical assemblies, maintenance and general engineering use.
Key specifications
- Thread / size: M4
- Thread pitch: 0.70 mm
- Material: SS304 Stainless Steel
- Head style: Hex Lock Nut
- Drive: External Hex
- Finish / coating: Natural Stainless
- Standard reference: DIN 985
- Recommended tool: 7 mm
Typical applications
- Machinery
- Automotive assemblies
- Vibration-prone joints
- Equipment maintenance
Uses a nylon locking insert. Thread pitch reference for M4 coarse metric thread is 0.70 mm.
Technical Specifications & Dimensions
Engineered fastener properties, thread tolerances, and tooling standards.
Thread SizeM4
MaterialSS304 Stainless Steel
Head StyleHex Lock Nut
Drive StyleExternal Hex
Finish / CoatingNatural Stainless
Thread Pitch0.70 mm
StandardDIN 985
Fastener TypeNyloc Lock Nut
Family / Series CodeNYL-SS304
Thread DirectionRight Hand
Thread CoverageFully Threaded
Recommended Tool7 mm
Engineering & Application Notes
Uses a nylon locking insert. Thread pitch reference for M4 coarse metric thread is 0.70 mm.
Applications, Installation & Handling
Practical engineering instructions, driver tooling advice, and care recommendations.
1 nyloc nut
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