Product details

This female single D bulkhead mount SMA connector is designed for crimp attachment to RG58 coaxial cable utilizing readily-available crimp tools with standard crimp sizes: .213" for the crimp ferrule and .042" for the pin. The connector includes a nut and washer to facilitate panel mounting. This 50 Ohm subminiature connector utilizes a threaded coupling mechanism making it a popular choice in higher frequency applications.

Name: BAC04
SKU: BAC04

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

Part number (MPN)

BAC04

Impedance

50 Ohm

Interface

SMA

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

BAC04

Specifications for BAC04
Interface	RG58
Interface	Coaxial Connectors
Interface	SMA
Impedance	50 Ohm
Gender	Female
Body Style	Straight
Polarity	Standard
Mounting	None
Category	Coaxial Connectors
Application	RF Applications; Low Loss Coax Applications; Radio Pigtails; Wi-Fi Applications; WLAN
Product Features	Bulkhead design complete with mounting hardware of washer and nut; Nickel plated body for enhanced corrosion resistance; Associated bulk cable and crimp tools available; Designed for crimp style attachment to RG58 coaxial cable; Gold plated contact pins to minimize signal loss

Description

Current reference data for BAC04: SMA · 50 Ohm. Impedance is listed as 50 Ohm. If that parameter is critical, confirm it again in RFQ. 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

Open contact form

Engineer checklist (key parameters)

Interface SMA

Gender Female

Impedance 50 Ohm

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

FAQ

What connector interface/type does BAC04 use?

According to our catalog data, BAC04 lists the interface/type as: SMA. To confirm mechanical fit, send an RFQ and we will validate against your drawing/spec.

What is the impedance of BAC04?

Our catalog lists the impedance for BAC04 as: 50 Ohm. If impedance is critical for your application, include the requirement in your RFQ and we will confirm.

Similar Connectors

Related models:

SSMA3300-0085

SSMA plug solder for RG405; 27GHz VSWR1.3

View details →

SM4902

SMA Male (Plug) to RP SMA Male (Plug) Adapter, Passivated Stainless Steel Body, High Temp, 1.7 VSWR

View details →

135109-02-06.00

RF Cable Assemblies SMA St BH Jack RG 174/U 48in PIGTAIL

View details →

PE4399

SMA Male Connector Clamp/Solder Attachment for RG180, RG195, PE-B150

View details →

PE3M0270

MIL Size 16 D38999 Contact Pin to SMA Male Cable Using M17/113-RG316 Coax with HeatShrink, LF Solder

View details →

A60E39-L100-

SMA reverse polarity plug to MMCX plug right angle using JBY100

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.