Retractable Spring Loaded Index Plunger, Nylon Mushroom Knob, M8-M16 Fine/Coarse Thread, Rest Lock Option | SNIP Series snip000009 – sinoboltco
$2.00
The sinoboltco SNIP Series (Model: snip000009) spring-loaded index plunger delivers quick, high-repeatability axial positioning for jigs, fixtures, and automated equipment. Designed with a high-impact Nylon 6 mushroom knob and precision pin ground to close tolerances (-0.02 mm to -0.04 mm), it is offered in both Return Type (automatic reset) and Rest Position Type (90-degree knob rotation lock). Available in zinc-plated carbon steel or solid stainless steel, covering M8 through M16 thread sizes in fine and coarse pitches. Backed by sinoboltco’s Raw Material Price-Locking (FPA) options to protect B2B procurement against LME nickel and stainless steel market fluctuations.
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💡PRICE: EXW (BASE MODEL). MAX. SAMPLE ORDER: 10 UNITS.
The listed price applies strictly to our smallest standard specification. If your project requires larger diameters, custom lengths, or bulk wholesale pricing, please use the [ INQUIRY NOW] button to get an accurate quote.


| Pins Key attributes | |||
|---|---|---|---|
| material | Plastic | type | hardware fasteners |
| place of origin | shanghai, China | Pin Diameter | M8/M10/M12/M16 |
| brand name | sinoboltco | model number | snip000009 |
| Product name | Retractable Spring Loaded Index Plunger | Material | Plastic |
| Finish | Black,red,blue | Keyword | automation positioning pin,indexing plunger, |
| Usable Length | 5/7/10 | MOQ | 10pcs |
| Packing | Cartons+Plastic Bags+Pallet | Payment Term | T/T |
| Certificate | ISO9001-2008 | Sample | Availiable |
| Packaging and delivery | |||
|---|---|---|---|
| Sales Unit | Single Product | Individual Package Dimensions | 4.75X3.3X3.3 cm |
| Single gross weight | 0.17 kg |
| Delivery Time | ||||
|---|---|---|---|---|
| Quantity | 1 – 500 | 501-1000 | 1001-5000 | >5000 |
| Eastern Time (days) | 5 | 7 | 15 | To be determined |
The sinoboltco SNIP Series Index Plunger (snip000009) is an industrial-grade standardized positioning component engineered for high-cycle mechanical alignment, modular fixture locking, and automated tool positioning.
1. Precision Engineering & Functional Options
Two Operating Configurations:
Return Type: Pulling the knob retracts the locking pin into the threaded sleeve; releasing it instantly engages the spring to drive the pin forward into the indexing hole.
Rest Position Lock Type: Pulling the knob and turning it by 90 degrees locks the pin in its retracted position via a precision notch on the sleeve. This hands-free lock stays disengaged during heavy loading, part setup, or continuous alignment procedures.
Precision Pin Fit: The indexing plunger pin is centerless ground to achieve strict alignment tolerances (-0.02 mm to -0.04 mm), ensuring zero-backlash detent engagement inside mating bushings.
2. Robust Materials & Ergonomic Knob
Knob: High-tensile, heat-resistant Nylon 6 mushroom head knob. Default delivery is Black, with Red and Blue color options available for visual station marking or safety indexing on assembly lines.
Body Options: Premium carbon steel with protective clear zinc plating (zinc-plated carbon steel) for dry, indoor machinery, or solid AISI stainless steel for corrosive, washdown, or medical environments.
Pin & Spring: Both internal compression spring and indexing pin are manufactured from high-yield stainless steel, ensuring consistent spring force (S = 5 mm to 10 mm) over thousands of continuous cycles without fatigue.
3. B2B Supply Chain & Futures Hedge Advantage
As a specialized industrial component supplier with raw material hedging capabilities, Shanghai Sinoboltco Technology Co., Ltd. (sinoboltco) offers OEM procurement teams strategic price protection. By leveraging LME/SHFE nickel and stainless steel futures price-locking agreements (FPA), we eliminate cost spikes on large-volume contracts, enabling stable annual budgeting for machine builders and automation integrators.
Technical Specification Table
| Parameter Item | Specification Details |
| Series & Model | SNIP Series / snip000009 |
| Thread Size (M) | M8, M10, M12, M16 |
| Thread Pitch Option | Fine Thread (0.75 mm / 1.0 mm / 1.5 mm) & Coarse Thread (1.25 mm / 1.5 mm / 1.75 mm / 2.0 mm) |
| Pin Diameter Fit (B) | 4 mm, 5 mm, 6 mm, 7 mm, 8 mm, 10 mm (Tolerance: -0.02 mm / -0.04 mm) |
| Stroke Length (S) | 5 mm, 7 mm, 10 mm (+0.5 mm / 0 mm) |
| Knob Diameter (D) | 21 mm, 25 mm, 28 mm, 33 mm |
| Knob Material / Colors | Nylon 6 (Red, Blue, Black; Default: Black) |
| Body Material Options | Zinc-plated Carbon Steel / Stainless Steel |
| Internal Pin & Spring | Stainless Steel (High-fatigue resistance) |
| Hex Width (SW) | 10 mm, 12 mm, 14 mm, 17 mm |
| Supply Chain Services | CAD 2D/3D Step Files, Custom Dimensions, Raw Material Price-Locking (FPA) |
Product Advantages
Dual Mechanical Operation: Choose between instant Spring Return Type and 90-degree Rest Position Lock Type to match specific assembly cycle needs.
Tight Alignment Tolerances: Ground plunger pin tolerance (-0.02 mm / -0.04 mm) guarantees repeatable axial alignment without mechanical play.
Versatile Thread Options: Supports both fine and coarse thread pitches across M8 to M16 sizes to fit standard tapped holes and vibration-prone environments.
Ergonomic Color-Coded Knobs: High-impact Nylon 6 mushroom knob in Black, Red, or Blue allows visual coding across complex multi-station CNC fixtures.
Corrosion & Wear Resistance: Stainless steel internal pins and springs withstand high humidity and frequent cycling without jamming or corrosion.
Supply Chain Price Protection: Integrated raw material futures price-locking (FPA) insulates B2B buyers from global stainless steel and nickel price fluctuations.
Product Features
Retractable spring-loaded indexing pin with manual pull release.
Precision thread profile ensuring thread engagement with standard mounting blocks or aluminum profiles.
Integrated hex nut flats (SW10-SW17) for secure wrench tightening during installation.
Interchangeable standard mounting dimensions for seamless integration into existing CAD fixture designs.
Complete 2D/3D CAD models available upon request for mechanical design engineers.
What value-added services does Sinoboltco provide?
We offer a comprehensive suite of industrial solutions, including OEM/ODM custom manufacturing, free prototyping for bulk projects, and 1-on-1 engineering consultancy. Additionally, we act as a strategic sourcing partner in China for clients requiring specialized hardware procurement and quality inspection.
How do I place an order or get a quote?
Browse our product catalog and note the specific requirements (diameter, grip length, and material). You can click the “Inquiry” button or email us directly with your technical drawings. Our technical representative will provide a detailed quote and lead-time assessment within 24 hours.
What is the Minimum Order Quantity (MOQ)?
For standard components in stock, we support your prototyping needs with an MOQ of just 1 piece. For custom-engineered or non-standard parts, the MOQ typically starts at 100 pieces, depending on the manufacturing complexity.
What are the typical shipping times and manufacturing lead times?
Production: Regular orders are processed within 5-7 working days, while bulk industrial orders take 10-15 days.
Shipping: We offer Express Delivery (5-7 days) for urgent requirements and Sea Freight (20-35 days) for cost-effective bulk shipments.
Can I inspect the facility or meet the team?
Absolutely. We value transparency. You are welcome to visit our office in Shanghai. For international clients, we offer live video inspections and virtual tours to verify production standards and quality control processes.
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Expert Professional Service
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SINOBOLTCO: YOUR RELIABLE SOURCING PARTNER
As a dedicated sourcing specialist, Sinoboltco bridges the gap between premium Chinese manufacturing and global quality standards. We provide personalized service, rigorous quality supervision, and flexible supply chain solutions tailored to your specific project needs. We don’t just supply parts; we manage your peace of mind.
| SERVICE ITEM | WHAT WE DELIVER |
|---|---|
| Custom Sourcing | Finding the perfect match for your unique technical drawings. |
| Quality Supervision | On-site inspection and material certification for every order. |
| Flexible MOQ | Supporting both prototyping and mass production scales. |
| Risk Management | Secure payment, reliable lead times, and transparent updates. |
| Technical Support | Expert advice on material selection and surface treatments. |
Exceptional Craftsmanship &detail
Advanced Processing
High-precision CNC machining and strict tolerance control ensure that every component meets your exact engineering requirements.
Reliable Durability
Professional surface treatments provide superior corrosion resistance and enhanced durability for long-term outdoor performance.
Supply Chain & Quality Control
Check: Integrated Supply Network (Top-tier Partner Factories)
Check: Verified Material Purity (Full Traceability)
Check: Strict QC Standards (Advanced Inspection Equipment)
- Check: Consolidated Shipping Solutions (Save on Logistics Costs)

LARGE STOCK & FAST GLOBAL DELIVERY
Port Proximity:Shanghai. Streamlined export processes for rapid global shipping.
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