TE Connectivity 5-1634503-7 BNC Connector Jack Equivalent & Substitute Parts

Part Overview

The TE Connectivity 5-1634503-7 is a BNC connector jack (female socket) rated for 75 ohms impedance, designed for through-hole PCB mounting with solder termination. This component operates across a frequency range up to 2 GHz and is suitable for RF coaxial applications requiring bayonet lock fastening.

The 5-1634503-7 carries an obsolete product status. Identifying equivalent and substitute parts is necessary to maintain design continuity, ensure supply chain availability, and support ongoing production requirements for applications utilizing this connector type.

Key Parameters

Parameter	Value
Connector Style	BNC
Connector Type	Jack, Female Socket
Impedance	75 Ohms
Mounting Type	Through Hole
Contact Termination	Solder
Shield Termination	Solder
Fastening Type	Bayonet Lock
Frequency - Max	2 GHz
Number of Ports	1
Voltage Rating	500 V
Operating Temperature	-55°C ~ 85°C
Mating Cycles	500
Moisture Sensitivity Level (MSL)	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution of the 5-1634503-7 is determined by strict equivalence across the following critical parameters:

Mandatory Matching Parameters:

Connector Style: BNC
Connector Type: Jack, Female Socket
Impedance: 75 Ohms
Mounting Type: Through Hole
Contact Termination: Solder
Shield Termination: Solder
Fastening Type: Bayonet Lock
Frequency - Max: 2 GHz
Number of Ports: 1
Voltage Rating: 500 V
Operating Temperature Range: -55°C ~ 85°C (minimum)
Mating Cycles: 500
Moisture Sensitivity Level: 1 (Unlimited)

Variable Parameters (Non-Critical for Substitution):

Center Contact Material (Phosphor Bronze or Beryllium Copper)
Body Material (Zinc Alloy or Zinc)
Body Finish (Nickel or Tin-Lead)
Dielectric Material (PTFE or PMP)
Product Status (Active or Obsolete)
RoHS Compliance Status
Series Designation

All identified substitute parts maintain electrical and mechanical compatibility with the main part across mandatory parameters. Variations in material composition and finish do not affect functional interchangeability within the specified operating envelope.

Parameter Comparison

Parameter	5-1634503-7	1274291-1	1274359-1	414394-1	5-1634506-2
Connector Style	BNC	BNC	BNC	BNC	BNC
Connector Type	Jack, Female Socket	Jack, Female Socket	Jack, Female Socket	Jack, Female Socket	Jack, Female Socket
Impedance	75 Ohms	75 Ohms	75 Ohms	75 Ohms	75 Ohms
Mounting Type	Through Hole	Through Hole	Through Hole	Through Hole	Through Hole
Contact Termination	Solder	Solder	Solder	Solder	Solder
Shield Termination	Solder	Solder	Solder	Solder	Solder
Fastening Type	Bayonet Lock	Bayonet Lock	Bayonet Lock	Bayonet Lock	Bayonet Lock
Frequency - Max	2 GHz	2 GHz	2 GHz	2 GHz	2 GHz
Number of Ports	1	1	1	1	1
Voltage Rating	500 V	500 V	500 V	500 V	500 V
Operating Temperature	-55°C ~ 85°C	-55°C ~ 85°C	-65°C ~ 85°C	-55°C ~ 85°C	-55°C ~ 85°C
Mating Cycles	500	500	500	500	500
Moisture Sensitivity Level	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)
Center Contact Material	Phosphor Bronze	Beryllium Copper	Beryllium Copper	Phosphor Bronze	Phosphor Bronze
Body Material	Zinc Alloy	Zinc	Zinc	Zinc	Zinc Alloy
Body Finish	Nickel	Tin-Lead	Tin-Lead	Tin-Lead	Nickel
Dielectric Material	PTFE	PTFE	PTFE	PTFE	PMP
Product Status	Obsolete	Active	Active	Active	Obsolete
RoHS Status	RoHS Compliant	RoHS non-compliant	Not applicable	RoHS non-compliant	RoHS Compliant

Engineering Selection Recommendations

Primary Recommendation: TE Connectivity 1274359-1

The 1274359-1 is the preferred substitute for the obsolete 5-1634503-7. This part maintains full electrical and mechanical compatibility across all mandatory parameters. The 1274359-1 carries active product status, ensuring ongoing availability and supply chain support. The extended operating temperature range (-65°C ~ 85°C) provides additional thermal margin compared to the original part. RoHS status is listed as not applicable, which does not restrict its use in RoHS-compliant applications. Current inventory of 1,072 units supports immediate procurement.

Secondary Recommendation: TE Connectivity 414394-1

The 414394-1 provides an alternative substitute with active product status and full parametric equivalence. This part is designated as REACH Affected, which may require additional compliance documentation for certain end-use applications. The 414394-1 utilizes Phosphor Bronze center contact material, matching the original 5-1634503-7 composition. Current inventory of 861 units is available.

Alternative Consideration: TE Connectivity 1274291-1

The 1274291-1 is functionally equivalent but carries RoHS non-compliant status. This part is suitable only for applications where RoHS compliance is not required. Current inventory of 1,091 units is available.

Obsolete Alternative: TE Connectivity 5-1634506-2

The 5-1634506-2 shares the same series designation (ZDC, Greenpar) and RoHS compliant status as the original part. However, this part also carries obsolete product status and utilizes PMP dielectric material instead of PTFE. This part is not recommended as a primary substitute due to its obsolete status, though it may serve as a secondary option if 1274359-1 or 414394-1 become unavailable.

Frequently Asked Questions (FAQ)

Q: Can the 1274359-1 be used as a direct replacement for the 5-1634503-7 in existing designs?

A: Yes. The 1274359-1 maintains full electrical and mechanical compatibility across all critical parameters including impedance, frequency response, voltage rating, operating temperature range, and mounting configuration. No design modifications are required.

Q: What is the significance of the different center contact materials (Phosphor Bronze vs. Beryllium Copper)?

A: Both materials are acceptable for 75-ohm BNC jack applications within the specified operating envelope. Material selection does not affect electrical performance or mechanical interchangeability. The choice between materials is determined by supplier availability and manufacturing process.

Q: Does the extended operating temperature range of the 1274359-1 (-65°C ~ 85°C) provide any advantage over the original part?

A: The extended lower temperature limit provides additional thermal margin for applications operating in cold environments. For applications limited to the original -55°C ~ 85°C range, this difference is not operationally significant.

Q: Are there any compliance considerations when substituting the 5-1634503-7 with the 1274291-1?

A: The 1274291-1 is RoHS non-compliant. This part is suitable only for applications where RoHS compliance is not a requirement. For RoHS-compliant applications, use the 1274359-1 or 414394-1.

Q: What is the difference between PTFE and PMP dielectric materials in these connectors?

A: Both PTFE and PMP are acceptable dielectric materials for 75-ohm BNC connectors within the specified frequency and voltage ratings. The choice between materials does not affect electrical performance or mechanical interchangeability within the operating envelope.

Q: Why is the 5-1634506-2 not recommended as a primary substitute despite its RoHS compliance?

A: The 5-1634506-2 carries obsolete product status, which limits long-term supply availability. The 1274359-1 and 414394-1 are active products with established supply chains and are therefore preferred for new designs and ongoing production.

Q: Can multiple substitute parts be used interchangeably within the same assembly?

A: Yes. All identified substitute parts maintain full parametric equivalence and can be used interchangeably within the same assembly without affecting electrical or mechanical performance.

Q: What inventory levels are currently available for each substitute part?

A: Current inventory levels are as follows: 1274359-1 (1,072 units), 1274291-1 (1,091 units), 414394-1 (861 units), and 5-1634506-2 (864 units).

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message