Finexpress Precision Manufacturing (dongguan) Co., Ltd
                                                                                                           
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24 Years
Since 2002
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SS 316 Stainless Steel Spring Cotter Pins 1.5-10mm Dia Fitting Fastener

Price Negotiable
Price: $0.05/pieces 1000-29999 pieces
MOQ: 30000
Delivery Time: 7~15 Working Day
Product Description
Spring SS 316 Stainless Steel Cotter Pins
Torx Drive Delta PT Screws for Plastics
SS 316 Stainless Steel Cotter Pins
Product Overview
Ensure fail-safe fastening in the harshest environments with our Spring SS 316 Stainless Steel Cotter Pins. Designed for industrial reliability, these pins combine the superior corrosion resistance of Grade 316 stainless steel with a spring-action design to secure bolts, screws, and shafts in high-vibration, high-moisture applications. Perfect for marine, chemical, and automotive systems, they provide a reusable, non-rusting solution for critical connections.
Key Features
  • Grade 316 Stainless Steel - Premium marine-grade stainless steel resists pitting, saltwater corrosion, and extreme temperatures, outperforming 304 stainless in harsh environments.
  • Spring-Action Design - Flexible, split-ended construction allows easy installation and removal while maintaining constant tension to prevent loosening.
  • Universal Compatibility - Fits standard screw heads, bolts, and shafts (metric and imperial) for versatile use in machinery, rigging, and equipment.
  • Reusable & Durable - Withstands repeated bending without fracturing, ensuring long-term cost efficiency and reduced downtime.
  • Safety Locking - Secures castle nuts, clevis pins, and hydraulic fittings to prevent accidental disengagement in dynamic systems.
  • ROHS & REACH Compliance - Free from hazardous substances, meeting global safety and environmental standards.
Technical Specifications
Material: SS 316 Stainless Steel (AISI 316)
Finish: Self-passivated, uncoated (natural corrosion resistance)
Diameter: 1.5mm-10mm
Length: 20mm-150mm (custom lengths up to 300mm)
Temperature Range: -40°F to 1200°F (-40°C to 649°C)
Load Capacity: Up to 800 N (shear resistance)
Standards: ISO 1234, DIN 94, ASTM F1649
Cotter pin close-up Cotter pin installation Cotter pin in packaging Cotter pin size comparison Cotter pin industrial application
Specification Details
Available Material 1. Stainless Steel: SS303, SS304, SS316, SS410, SS420
2. Carbon steel: C1006,C1010,C1018,C1022,C1035K,C1045
3. Brass: C3602,C3604,Hpb59,Hpb62,Hpb65,Hpb58,Hpb70
4. Aluminum: Al6061, Al6063 etc or as your requirements
Head type CSK Head, Pan Head, Truss Head, Hexagon Head, Round Head, Oval Head, Button Head, Cap Head, Cheese Head, etc.
Hardness Carbon Steel: HRC:28~35, HV450~700
Alloy Steel: HRC:32~39(grade10.9) HRC:39~44(grade12.9)
Finish Zinc plated, Nickel plated, Bronze, Copper, Phosphate, Oxidation black, Passivation, Tin, Dacromet, Gold, Chrome, Silver, Phosphorization, Zinc-nickel alloy plated etc.
Sample Available The sample is free of charge if we have the existing tooling, you only need to pay for the freight cost
Delivery time Samples time 3-5 working days, Lead time 20-25 working days
Pricing Term EXW Dongguan(FCA), FOB, CIF, CNF, DDU, etc.
Packing Bulk in PE bag or Small boxes, then in carton, pallet
Payment term TT (30% in advance as deposit, balance before delivery), L/C, Western Union, PayPal etc
Management system ISO9001:2015
Certificate ISO, ROHS
Manufacturing facility Quality inspection Product packaging
FAQ
Q1: What is your main products and material supply?
A1: Our main products are Electronic screws, Sems screws, Tapping screws, Chicago screws, Shoulder screws etc. Special Non-standard studs, Turning parts and High-end precision complex CNC Machining parts etc.
A2: Carbon Steel, Alloy Steel, Aluminum alloy, Stainless Steel, Brass, Copper, Titanium alloy or according to your requirement.
Q2: When can I get the price?
A: We usually offer you a quotation within 12 hours, and the special offer is not more than 24 hours. Any urgent cases, please contact us directly by phone or send email to us.
Q3: What about the transportation and delivery date?
A: If the weight of goods more than 80kg, Normally we use shipment to transport the orders. It is about 20-30 days. If the weight of goods less than 80kg, or there are urgent, we can send the goods via air express, It is 3~5 days.
Q4: What's your packing? What to do in case of damaged goods during transport?
A1: Our Normal packing is bulking in Cartons, less than 20 kgs/carton, 48 cartons / pallet. We also can pack products according to your requirement.
A2: To avoid any subsequent trouble regarding quality issue, we suggest you check the goods once you receive them. If there is any transport damaged or quality issue, don't forget take the detail pictures and contact us as soon as possible, we will properly handle it to make sure your loss to reduce to the smallest.
Q5: Can I get discounts?
A: Yes, for big order, frequent customers, we give reasonable discounts.
Q6: Do you have enough capacity?
A: Our production equipment is a new imported equipment. We have a group of skilled workers who have been working for more than 10 years. Their production experience is very rich and their skills are very skilled. The screws can be 30 million pcs/month. We have sufficient funds to ensure the normal operation of the factory.
Company Profile
Factory exterior Production line Warehouse Quality control

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Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Finexpress Precision Manufacturing (dongguan) Co., Ltd
Location Building 2, No. 129 Xinmalian Xinma Road, Dalang Town, Dongguan, Guangdong, China
Contact Person Irene chen

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