Non-Pressurized Radiator Filler Caps

Non-Pressurized Radiator Filler Caps form a distinct cap family selected by filler-neck geometry and system requirements. Photographs show the construction and example appearance; the final pressure and sealing specification are selected for the order.
STANDARD PRODUCT SUMMARY
Details used for quotation
- Product reference
- APC-CAT-115
- Catalog group
- Radiator Caps
- Specification status
- Select the required variant; critical specifications are confirmed before order
- Material
- Confirmed for the selected variant
- Sizes / variants
- Specify neck interface, sealing depth and chain requirement
- Intended application
- Non-Pressurized Radiator Filler Caps form a distinct cap family selected by filler-neck geometry and system requirements
- MOQ
- Quoted for the selected specification and quantity
- Sample
- Request availability for the selected variant
- Packaging
- Packing format confirmed with the order
- Customization
- Send a drawing, sample or marking requirement for review
- Lead time
- Confirmed after specifications and quantity are agreed
Catalog information is a sourcing reference. Critical dimensions, materials, application, test requirements and commercial terms are confirmed for the selected product before an order is placed.
Product selection and specifications
| Selection point | Product information |
|---|---|
| Construction | Non-pressure cap family in the source catalog |
| Size options | Specify neck interface, sealing depth and chain requirement |
| Seal dimensions | Confirm upper and lower seat geometry and reach |
| Pressure specification | Confirmed for the selected cap; do not select by appearance |
| Packaging | Individual or bulk packing as agreed |
How to select the right version
Send the filler-neck dimensions, existing cap markings and a photo of both sides of the original cap. Specify required pressure and any test-report requirements. Outer diameter alone is insufficient to establish a match.
Application notes
Only select this cap for an application designed for a non-pressurized closure. It is not a substitute for a specified pressure-relief cap.

Wholesale supply and quotation
Send the selected specification, quantity, destination and packing requirements. Include a photo, drawing or sample reference when dimensions or material compatibility need to be matched. We will confirm the selected version, sample availability and supply terms for your inquiry.
Request a quotation or browse the Radiator Caps category for related products.