Product details

RF Connector Accessories BNC CAP W/ CHAIN CW-123/U

Name: 031-6
SKU: 031-6

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

Part number (MPN)

031-6

Impedance

75 Ohms

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.

Custom RF cable from drawing →

WhatsApp — Quick Reply

Lead time: 3–6 wks | MOQ: 200+ pcs

Before RFQ Clear inputs speed up review. ⌄

• Share the reference MPN and source brand if it matters.
• Add the BOM and volume split for production projects.
• Attach the drawing or the key fit requirements.

How we review alternatives

Image

Click image to enlarge.

Specifications

031-6

Specifications for 031-6
Interface	RF Connector Accessories
Interface	Dust Cap with Chain
Interface	BNC
Impedance	75 Ohms
Gender	Male
Body Material	Brass
Product	Accessories
Product Category	RF Connector Accessories
Subcategory	RF Interconnects
Unit Weight	0.211644 oz
Packaging	Bulk
Body Finish	Nickel

Show 2 more specs

Part # Aliases	31-6
RoHS	E

Description

Current reference data for 031-6: 75 Ohms. Impedance is listed as 75 Ohms. If that parameter is critical, confirm it again in RFQ. If mounting is missing here, confirm it from the drawing or mating requirement. Material is listed as Brass. That is useful for review, but it does not replace full project stack-up confirmation. 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

Open contact form

Engineer checklist (key parameters)

Interface Dust Cap with Chain

Gender Male

Impedance 75 Ohms

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

Similar Connectors

Related models:

R142710000

BNC / SQUARE FLANGE FEMALE-FEMALE ADAPTER

View details →

N30B95-316D-

N plug to BNC reverse polarity jack bulkhead using RD316

View details →

031-221

UG-1094/U BNC Straight Receptacle Jack Solder Cup Bulkhead Front Mount 50 Ohm

View details →

B39B85-223-

BNC plug right angle to BNC jack bulkhead using RG223

View details →

095-850-243-036

BNC Straight Bulkhead Jack to MCX Straight Plug B4855R 75 Ohm 36 inches 12G

View details →

095-850-302-006

BNC Straight Bulkhead Jack IP67 to MMCX Straight Plug RG-316 50 Ohm 6 inches

View details →

MPN Search Supports exact, prefix, and partial matching. ⌄

Supports exact, prefix, and partial matching.

000-10400 000-1 00010400

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.