Threaded Ball Lock Pin snblp0000104 | Hand Knurled Knob Quick Release Locating Pin by sinoboltco
$2.60
The sinoboltco snblp0000104 threaded ball lock pin is a hand-operated quick release locating pin designed for rapid tooling adjustments. Featuring a knurled large hand knob (G=19mm), it allows instant manual operation without tools. Available in carbon steel with a black oxide finish or corrosion-resistant stainless steel, it provides dependable locking and positioning across M5 and M8 mounting configurations.
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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.


| Key attributes | |||
|---|---|---|---|
| type | Ball Lock Pin | material | Carbon steel |
| place of origin | ShangHai, China | size | Custom |
| brand name | sinoboltco | model number | SNBLP0000104 |
| Product name | Ball Lock Pin | Lock Clamps | 30-55 |
| Service | OEM/ODM | Keyword | Quick Release Pin |
| MOQ | 1 PCS | Aftersales | 1 on 1 Customer Service |
| Application | conveyer / transportation | Custom MOQ | 100 PCS |
| Packaging and delivery | |||
|---|---|---|---|
| Sales Unit | Single Product | Individual Package Dimensions | 13X9X8 cm |
| Single gross weight | 0.050 kg |
| Delivery Time | ||
|---|---|---|
| Quantity | 1 – 5000 | > 5000 |
| Eastern Time (days) | 15 | To be determined |
Engineered for efficient manual positioning, the sinoboltco snblp0000104 threaded ball lock pin offers a practical solution for industrial jigs, fixtures, and automation equipment. The integrated knurled hand knob (19mm diameter) gives operators a firm grip even when wearing work gloves, enabling tool-free installation and removal.
The pin features a threaded shank (M) available in M5 and M8 thread sizes, allowing secure installation directly into tapped holes on machine bases. Inside, a spring-loaded ball mechanism controls the lock function: inserting the pin engages the retaining ball (diameter F=4mm for M5, F=5mm for M8) to securely hold components in place. Pulling back the hand knob retracts the ball into the shank for effortless withdrawal.
To accommodate different working environments, sinoboltco manufactures two material grades:
Carbon Steel (ST): Treated with a black oxide finish for high wear resistance and basic corrosion protection in standard workshop environments.
Stainless Steel (SS): Uncoated stainless steel designed for humid, outdoor, or cleanroom environments where rust prevention is critical.
Dimensional configurations range from short-reach M5 units (C=30mm shaft length, B=38mm overall length) to extended M8 versions (C=55mm shaft length, B=63mm overall length). Every snblp0000104 ball lock pin undergoes dimensional tolerance testing to ensure drop-in compatibility and repeatable locking performance.
Primary Applications: Welding fixtures, assembly jigs, mold change systems, inspection gauges, checking fixtures, and modular quick-change tooling setups.
Product Advantages
Tool-Free Operation: 19mm knurled hand knob allows single-handed lock and release, reducing machine changeover times.
Dual Material Selection: Carbon steel with black oxide for heavy-duty industrial use; stainless steel for high-humidity or hygienic processing lines.
Threaded Body Alignment: Threaded shaft (M5/M8) allows secure, vibration-resistant anchoring into tapped fixture plates.
Spring-Ball Retention: Internal spring mechanism maintains consistent retention force across thousands of cycles.
Standardized Dimensions: Precise shaft lengths (C=30mm, 34mm, 55mm) and total lengths (B=38mm, 43mm, 63mm) ensure drop-in replacement for existing setups.
Flexible Ordering: Fast shipping on standard sizes, with custom shaft lengths available upon request through sinoboltco.
Product Features
Model: snblp0000104 (Threaded Ball Lock Pin)
Knob Diameter (G): 19 mm knurled grip
Thread Sizes (M): M5 x 0.8, M8 x 1.25
Shaft Lengths (C): 30 mm, 34 mm, 55 mm
Overall Lengths (B): 38 mm, 43 mm, 63 mm
Ball Diameters (F): 4 mm (M5), 5 mm (M8)
Materials: Carbon Steel (Black Oxide) / Stainless Steel
Operation: Manual pull-knob actuation with internal spring return
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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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)

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Port Proximity:Shanghai. Streamlined export processes for rapid global shipping.
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