With years in precision fixtures, I provide smooth spring plungers that deliver consistent indexing and quiet, effortless action across your equipment. These plungers match demanding cycle counts, resist wear, and maintain accuracy even after many starts and stops. Crafted from stainless steel, hardened pins, and precision-ground springs, they resist corrosion and keep tolerances tight for repeatable positioning. For OEMs and contract manufacturers, I offer bulk pricing, fast Quotes, and Discount options for large orders. Our catalog covers multiple diameters, thread sizes, and travel lengths, and I can customize to your spec. If you need, we can ship with standard or sealed versions for dirty environments. Let me help you optimize your assembly lines with smooth spring plungers.
Smooth spring plungers are essential for precise positioning and secure locking in automation lines, fixtures, and assembly systems. They deliver peak performance through low friction, repeatable preload, and minimal backlash, with fast engagement that reduces cycle times. The components feature hardened bodies, precision pins, corrosion-resistant materials, and tuned springs for consistent performance over thousands of cycles. Each batch undergoes rigorous testing to meet international quality standards, ensuring reliable function in diverse environments and minimizing downtime in global production. When sourcing globally, consider stroke length, thread type, body size, and material (stainless steel or alloy) to fit your application. Assess finish, lubrication, dust/moisture protection, and operating temperature. Ask for traceable QA data, dimensional reports, and endurance test results. Look for scalable production, reliable lead times, and solid after-sales support, including engineering guidance. A trusted partner ensures steady supply, consistent quality, and peak performance across international operations.
| Product ID | Material | Diameter (mm) | Travel (mm) | Holding Force (N) | Spring Rate (N/mm) | Finish | Temperature Range (°C) | Tolerance (mm) | Notes |
|---|---|---|---|---|---|---|---|---|---|
| P-PLG-01 | Stainless Steel 316 | 6 | 5 | 150 | 24 | Passivated | -40 to 120 | ±0.05 | General automation use |
| P-PLG-02 | Alloy Steel | 8 | 6 | 180 | 26 | Black Oxide | -30 to 130 | ±0.05 | High-load indexing |
| P-PLG-03 | Stainless Steel 304 | 10 | 8 | 230 | 28 | Electro-polished | -50 to 125 | ±0.04 | Precision alignment |
| P-PLG-04 | Stainless Steel 316 | 12 | 10 | 320 | 30 | Passivated | -40 to 140 | ±0.04 | Anti-corrosion |
| P-PLG-05 | Alloy Steel | 16 | 12 | 420 | 32 | Hardcoat | -60 to 120 | ±0.05 | High-speed cycles |
| P-PLG-06 | Aluminium 6061-T6 | 8 | 4 | 110 | 20 | Anodized | -20 to 100 | ±0.08 | Lightweight option |
| P-PLG-07 | Stainless Steel 304 | 14 | 9 | 290 | 26 | Electropolish | -45 to 130 | ±0.04 | Clean-room friendly |
| P-PLG-08 | Stainless Steel 316 | 20 | 15 | 520 | 34 | Passivated | -60 to 150 | ±0.04 | Heavy-duty |