Green HNBR O-rings are supplied for automotive AC service kits and assemblies where green color provides a clear visual reference during picking, installation and replacement. Specify the required dimensions, hardness, HNBR grade, approved green reference, packaging and inspection requirements for your project.
Green HNBR O-rings are supplied for automotive AC service kits and assemblies where green color provides a clear visual reference during picking, installation and replacement. Specify the required dimensions, hardness, HNBR grade, approved green reference, packaging and inspection requirements for your project.
HNBR compounds can be specified according to the project, with ZEON and LANXESS material options currently supported.
Define the required green by an approved molded sample, existing part, or agreed project reference to support consistent visual identification.
Dimensions can be specified by drawing, existing sample, or required service-kit configuration within the current molding range.
Hardness can be specified from 20 to 90 Shore A according to the required part specification and installation conditions.
Molded surface condition and parting-line appearance can be reviewed as part of the project specification.
Automatic Doss Machine inspection can be arranged for 100% O-ring checking before shipment.
Project specifications for green HNBR O-rings supplied for automotive AC service kits, replacement parts, and color-controlled assemblies.
| Product Specifications | |
|---|---|
| Product Name | Green HNBR Rubber O-Rings |
| Compound Material | Meets ASTM D2000 |
| Compliance Options | RoHS, REACH |
| Material | HNBR |
| HNBR Brand | ZEON, LANXESS |
| Hardness | 20–90 Shore A |
| Color | Green — approved sample or project reference |
| Size Range | Custom by drawing or sample; current molding range ID 0.60 × CS 0.20 mm to ID 1000.00 × CS 20.00 mm |
| Package | PE bag and carton; project-specific kit or part-number packaging can be defined |
| Sample Lead Time | About 8 Days |
| Mass Production Lead Time | 12–18 Days |
| Application | Automotive AC service kits, replacement parts, and identified seal assemblies |
| Surface Quality | Smooth surface with small parting line |
| Inspection | 100% O-ring checking by Doss Machine |
Green HNBR O-rings can be supplied to defined dimensions with inspection and packaging requirements confirmed before production.
Doss Inspection Available
Sample Lead Time
This page focuses on green HNBR O-rings supplied as identifiable parts for service kits, replacement sets, and assembly control. For broader system guidance, see our automotive AC seal selection by refrigerant.
For color-controlled projects, the green reference, material grade, identification method, inspection requirements, and packaging should be confirmed together before production.

Provide an existing part, physical sample, or agreed color reference when green consistency is part of the acceptance criteria.
A molded sample can be reviewed before production when appearance or material approval is required.
Customer part numbers, dimensions, and the approved green reference can be used to distinguish items within a kit or assembly.
Inspection and packaging requirements can be defined by part number or batch to support receiving, picking, and traceability.
Provide the key product and project details below so we can review the green HNBR O-ring specification before sampling or production.
Provide the O-ring size, drawing or an existing sample.
Specify the required HNBR grade or approved material specification.
Confirm the required Shore A hardness.
Provide an approved sample, existing part or agreed green reference when color control is required.
State the order quantity and any service-kit, bagging or labeling requirements.
Define dimensional, appearance, batch or documentation requirements where applicable.

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