304 Stainless Steel Slotted Spring Pin | ISO 8752 Heavy Duty Elastic Cylindrical Pin
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304 Stainless Steel Slotted Spring Pin | ISO 8752 Heavy Duty Elastic Cylindrical Pin

Material: stainless steel

Finish:plain

MOQ:1000PCS

Samples: Free

Standard:Non-standard , drawing or samples 

 

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  • Headline: 304 Stainless Steel Slotted Spring Pins – ISO 8752 Heavy Duty Elastic Cylindrical Pin

  • Our heavy duty slotted spring pins are precision-manufactured to meet ISO 8752-2009 / DIN 1481 standards. Made from high-grade 304 stainless steel, these elastic cylindrical pins feature a straight slot along the body that compresses during installation, generating continuous radial spring tension against the hole wall. The chamfered ends allow for easy insertion without special tools, making them ideal for high-vibration and high-load fastening applications.

  • Elastic Locking Mechanism: The slotted design allows radial compression, creating permanent friction grip that resists vibration and shock loads.

  • 304 Stainless Steel: Excellent corrosion resistance for both indoor and outdoor applications.

  • Chamfered Ends: Both ends are chamfered for quick and easy installation using a hammer or press.

  • Reusable & Damage-Free: Can be inserted and removed without damaging the hole or the pin, unlike solid dowel pins.

  • Heavy Duty Construction: Manufactured to ISO 8752 heavy duty specifications for demanding industrial applications.

  • Metric Size Range: Available in diameters from 2mm to 12mm to suit various hole sizes.

Assembly is simple and efficient.
No precise alignment of the pin hole direction is required. Just push it in at any angle. The assembly time is only 1/5 of that of traditional cylindrical pins. It is suitable for rapid insertion in automated production lines and significantly improves overall efficiency.
Cost is economical and low.
The rolled process has a high material utilization rate, and the production cost is low. The unit price is only 1/3 to 1/2 of the solid positioning pin. The cost reduction effect is obvious when used in large quantities.
Excellent vibration and loosening prevention
The elastic pressure continuously acts on the pin hole wall, and no fitting gap is generated under vibration conditions. It naturally has the ability to prevent loosening, and no additional anti-loosening washers or pins are required.
Strong tolerance compensation capability
The elastic deformation can absorb the manufacturing error of the hole diameter. The tolerance band of the mating hole can be relaxed to H9, reducing the processing accuracy requirements of the connected parts and reducing the scrap rate.
No damage during disassembly and reusable
Using a punch to strike from one end, it can be ejected without damaging the surface of the mating hole. The pin body can be reused multiple times, and the maintenance cost is lower than that of one-time used opening pins or conical pins.

 

Automobile chassis connection
Hinge positioning of steering knuckle, suspension arm, and stabilizer bar, elastic pins absorbing road impact and vibration, preventing looseness of connections, double-layer heavy-duty specification meeting load requirements.
Mechanical equipment positioning
Radial positioning of gears, pulleys, couplings and shafts, replacing key connections simplifies processing, reliable torque transmission in light-load drives, axial fixation with matching retaining rings used.
Electronic and electrical assembly
Locating pins for radiators, circuit board brackets, plastic housings, stainless steel material without magnetic interference to the circuit, elastic clamping to avoid plastic part cracking due to interference fit assembly.
Tooling and fixture quick change
Locating benchmarks and quick-change pins for welding fixtures and assembly fixtures, frequent disassembly does not affect accuracy, replacement cost is low after wear of pin bodies.
Furniture hardware connection
Hinge shaft pins for folding chairs and storage racks, installation is simple, users can repair themselves, elastic pre-tightening eliminates clearance between components to avoid shaking and abnormal noise.
Medical device disinfection
Hinge pins for surgical instruments and disinfection boxes, stainless steel material can withstand high-temperature and high-pressure steam disinfection, no risk of coating detachment and contamination.

 Widely used as pivot pins, hinge pins, and locking pins in automotive assemblies, industrial machinery, agricultural equipment, door hardware, chain links, and general mechanical fastening where vibration resistance and easy installation are required.