FC & ST CONNECTOR KITS & COMPONENTS
FC & ST Fiber Optic Connector Kits & Components
YingFeng supplies FC and ST connector kits, loose components and customized parts for telecom, testing, industrial and installed-network requirements. Select the coupling style that matches your interface, then define the cable, polish and component details for your assembly program.
FC & ST PRODUCT RANGE
Connector Kits and Components for Defined Coupling Requirements
Browse FC and ST product options by connector style, cable entry and component requirement. Select a product for specific configuration details, or contact us to confirm the matching parts for a project or in-house assembly process.
TYPICAL USE ENVIRONMENTS
Where FC and ST Connectors Are Commonly Used
FC CONNECTOR
Telecom, Test and Threaded FC Interfaces
FC components are commonly specified for telecom transmission equipment, fiber test and measurement equipment, and installed systems using an FC threaded interface. They are selected when the mating port or adapter requires the FC coupling format.
- Common context: telecom equipment and fiber test setups
- Coupling action: rotate the FC threaded nut to engage the mating interface
- Confirm the required polish, cable entry and component configuration before ordering
ST CONNECTOR
Premises Networks and Bayonet ST Interfaces
ST components are often found in existing premises networks, campus cabling and legacy installations that use ST adapters or equipment ports. They are selected to preserve compatibility when maintaining, replacing or extending an ST-based connection.
- Common context: installed premises, campus and legacy fiber networks
- Coupling action: insert and turn to lock the ST bayonet connection
- Confirm the existing adapter, cable entry and component structure for replacements
COUPLING & PARTS GUIDE
Choose FC or ST Parts Around the Required Connection Method
FC and ST are differentiated first by how they engage with the mating interface: FC uses a threaded coupling while ST uses a bayonet-style coupling. Confirm the interface before selecting a kit or loose parts, then provide the cable and project details required for component matching.
Coupling Style
Supply Method
Cable and Polish Details
Project Information
FC & ST SELECTION CHECKLIST
Prepare the Required Connector Component Specification
Use this checklist to organize the information needed for an FC or ST component quote. If your requirement is not a standard configuration, provide a drawing, sample or clear technical reference for review.
| Detail to Confirm | FC & ST Options to Discuss | Why It Matters |
|---|---|---|
| Connector Family | FC threaded coupling or ST bayonet coupling | Matches the component set to the required equipment or adapter interface. |
| Supply Scope | Complete connector kit, individual component or custom part | Sets the component combination, quotation basis and packing arrangement. |
| Polish Requirement | UPC or APC, where applicable | Aligns the connector parts with the specified optical interface. |
| Cable Entry and Boot | Applicable cable diameter, boot type or project-specified structure | Helps identify compatible boots and related kit components. |
| Component Appearance | Standard design, color or special part requirement | Clarifies the mechanical and visual details for the selected configuration. |
| OEM and Packaging | Label, packing, drawing, sample or documentation requirement | Supports production planning for branded or project-specific supply. |
EXISTING-SYSTEM SUPPORT
Source FC and ST Components for an Existing System
Many FC and ST inquiries begin with a maintenance, replacement or established-BOM requirement. The most reliable route is to match the component to the existing mating interface and approved reference—not to select only by a similar-looking product image.
Existing Mating Interface
Photo or Physical Sample
Approved BOM or Part Number
Special or Older Pattern
COMPONENT VERIFICATION
Prepared for Repeatable FC and ST Assembly
Each FC or ST component order is verified against the approved connector style and part combination before packing. The goal is to supply complete, compatible components for the customer’s selected assembly process.
- Connector family and kit-completeness verification
- Appearance, key dimensions and component-fit inspection
- Reference to approved drawings or samples for special component orders
CUSTOM COMPONENT SUPPORT
Plan a Special FC or ST Requirement
For a non-standard boot, housing, cap or other connector component, send the available drawing, sample or dimensional reference. We can review the requirement and align the component design, color, packaging and production arrangement with your project.
- Custom FC and ST boots, housings and other loose parts
- Project colors, labels and packing formats
- Drawing and sample review before production planning
FC & ST CONNECTOR RFQ
Share Your FC or ST Component Requirement
Send us the required connector family, cable details and the part combination you need. A drawing, product photo or physical sample is useful when you are sourcing a special component or a non-standard kit configuration.
- Connector family: FC threaded or ST bayonet coupling
- Supply format: connector kit, loose component or custom part
- UPC/APC where applicable, cable entry, boot and quantity requirement
- Drawing, sample, delivery target and OEM packaging details
Explore the Full Fiber Optic Connector Range
Need SC or LC connector kits, MPO multi-fiber components, Uniboot options or another connector format? Visit our main fiber optic connectors page to compare the broader component range.