Product details

Connectors Solder Straight

Name: FGL.4K.306.CLLK21
SKU: FGL.4K.306.CLLK21

China-sourced compatible alternative — fit confirmed by drawing/spec review.

Part number (MPN)

FGL.4K.306.CLLK21

Interface

K - Outdoor keyed Series

Need a custom version from drawing?

We coordinate supplier-qualified RF connector and cable assembly sourcing from drawings, samples, or BOM. Typical production lead time is 3–6 weeks after drawing/spec review; feasibility, MOQ, and fit are confirmed by RFQ.

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Lead time: 3–6 wks | MOQ: 200+ pcs

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• Attach the drawing or the key fit requirements.

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Specifications

FGL.4K.306.CLLK21

Specifications for FGL.4K.306.CLLK21
Interface	K - Outdoor keyed Series
Interface	Connectors
Interface	K - Outdoor keyed Series
Termination	Solder
Gender	Straight
Wire Size/AWG	22 - 14
Gender	20.60 - 21.50 mm
Termination	6 Low Voltage
Category	Connectors
Application	Straight

Description

Current reference data for FGL.4K.306.CLLK21: K - Outdoor keyed Series · Solder. The catalog currently lists the configuration as: Solder. If mounting is missing here, confirm it from the drawing or mating requirement. Use this page to shortlist before RFQ, not as the final sign-off.

Use this page to shortlist before RFQ. MOQ 200+ custom production and supply path are confirmed after drawing/spec/BOM review; no spot stock is assumed.

Request Quote (RFQ)

Cstone is a professional factory—not a trading company—specializing in RF and coaxial connectors, adapters, and cable assemblies, including N-type, BNC, SMA, SMP, SSMB, MMCX, and more. We manufacture custom connectors to 2D drawings or samples; fit, MOQ, lead time, and production details are confirmed by RFQ. Factory-made production to 2D drawings or samples; MOQ 200+ and typical 3–6 week lead time are confirmed after drawing/spec/BOM review. Physical inventory is not promised; production details are confirmed by RFQ.

Drawing / spec review MOQ / lead-time check RF connectors Adapters Cable assemblies

Why work with us?

Form-Fit-Function compatibility confirmed by drawing/spec review
Commercially competitive alternative for replacement and sourcing projects
MOQ 200+ and lead time confirmed by model, quantity, and supply path

Working hours: 10:00–20:00 (Beijing Time, UTC+8)

We typically reply within 1 business day (subject to workload and time zones).

Need a brand replacement workflow? Open the general brief → Need an approved alternative or cost-down workflow? Open the procurement brief →

Related RF sourcing routes

If this MPN is only a reference point, continue with a replacement, equivalent, adapter, or drawing-based cable assembly review.

Brand replacement briefs SMA alternatives from China BNC connector equivalents N Type RF replacement Custom RF cable from drawing

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Engineer checklist (key parameters)

Interface Connectors

Gender Straight

Termination Solder

Cable type 20.60 - 21.50 mm

If these parameters are critical, include them in the RFQ.

FAQ

What connector interface/type does FGL.4K.306.CLLK21 use?

According to our catalog data, FGL.4K.306.CLLK21 lists the interface/type as: K - Outdoor keyed Series. To confirm mechanical fit, send an RFQ and we will validate against your drawing/spec.

Is this an original part or an alternative/replacement?

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Disclaimer

Manufacturer names, trademarks, symbols, and part numbers are used for identification and cross-reference only. Cstone Technology operates its own factory for RF/coaxial connectors, adapters, and cable assemblies and is not a trading company or affiliated with the original brands. Trademarks remain the property of their respective owners. Final suitability is confirmed by drawing/spec review during RFQ.