
3003-21 Bottom Drive Rotary Lock
The 3003-21 Bottom Drive Rotary Lock is made of galvanized steel with an option for stainless steel. It features a Ф8.3 through hole or M8x1.25, 5/16-18 threaded mounting method. This lock supports single-stage/dual-stage, left/right orientation, and standard/damped versions. It has a maximum load capacity of 8000N and a maximum pin travel of 12mm, making it suitable for special vehicles, vibration equipment, and sealed dustproof industrial door panels for bulk matching selection.
- Maximum Size of Strike Pin: 12mm
- Maximum Load: 8000N
- Compliance Standard: REACH No.1907/2006
- Application Scenarios: Engineering Vehicle Maintenance Doors, Off-Road / Special Vehicle Hatches, RV / Trailer Storage Compartment Doors, Pickup / Truck Toolboxes, Bus / Coach Luggage Compartment Doors, Agricultural Machinery / Engineering Machinery Covers, Generator Sets / Outdoor Equipment Boxes.
Details
Detailed Introduction
Detailed Specifications
| Image | Model | Level & Direction | Mounting Method | Drive Method | Style | Material | Download |
|---|---|---|---|---|---|---|---|
| 3003-11-11 | Single stage (optional double stage), left | F8.3 through hole (optional M8x1.25 thread, 5/16 -18 thread) | Manual Drive | Standard | Galvanized Steel (Optional Stainless Steel) | ||
| 3003-11-12 | Single stage (optional double stage), left | F8.3 through hole (optional M8x1.25 thread, 5/16 -18 thread) | Manual Drive | Shock-absorbing | Galvanized Steel (Optional Stainless Steel) | ||
| 3003-21-11 | Single pole (optional double pole), right | F8.3 through hole (optional M8x1.25 thread, 5/16 -18 thread) | Manual Drive | Standard | Galvanized Steel (Optional Stainless Steel) | ||
| 3003-21-12 | Single pole (optional double pole), right | F8.3 through hole (optional M8x1.25 thread, 5/16 -18 thread) | Manual Drive | Shock-absorbing | Galvanized Steel (Optional Stainless Steel) | ||
| 3003-11-21 | Single stage (optional double stage), left | F8.3 through hole (optional M8x1.25 thread, 5/16 -18 thread) | Manual Drive | Standard | Galvanized Steel (Optional Stainless Steel) | ||
| 3003-11-22 | Single stage (optional double stage), left | F8.3 through hole (optional M8x1.25 thread, 5/16 -18 thread) | Manual Drive | Shock-absorbing | Galvanized Steel (Optional Stainless Steel) | ||
| 3003-21-21 | Single pole (optional double pole), right | F8.3 through hole (optional M8x1.25 thread, 5/16 -18 thread) | Bottom Drive | Standard | Galvanized Steel (Optional Stainless Steel) | ||
| 3003-21-22 | Single pole (optional double pole), right | F8.3 through hole (optional M8x1.25 thread, 5/16 -18 thread) | Bottom Drive | Shock-absorbing | Galvanized Steel (Optional Stainless Steel) |
Compliance Documents
FAQ
How to Choose Between Stainless Steel Rotary Locks and Galvanized Rotary Locks?
Recommended stainless steel 304/316L for outdoor, humid, or corrosive environments; galvanized is sufficient for dry indoor environments.
Can you send samples?
Yes, we can provide a few free samples for the customer, but we hope that the shipping cost can be covered by you.
Can you make custom products?
Yes, custom products are available. We develop new products every year.
What is the delivery time?
15 to 30 days, depending on the specific quantity and special packaging requirements.
What is the minimum order quantity?
Generally, the minimum order quantity is 200 PCS. However, if our inventory is sufficient, there is no minimum order quantity requirement.
How do I read your catalog?
You can email us or contact our customer service. Alternatively, download from our company website: https://forndlock.com
How to Inquire Online?
Each product has a link for online inquiries at the bottom. Please fill in the information, and we will send you the pricing.
How do I place an order?
You can place an order with us via email, fax, or phone. Please provide the following information: company name, company address, your phone number, fax number, email address, as well as the model, quantity, surface treatment requirements, and any other specifications you may need.
What are the payment terms?
T/T, Western Union, Letter of Credit.







