Equivalent & Substitute Parts for 76350-104-10LF

Part Overview

The Amphenol ICC 76350-104-10LF is a rectangular connector header, right-angle configuration, with 10 positions at 2.54mm pitch. This through-hole, board-to-board connector features male pins with gold-plated mating contacts and phosphor bronze material. The part is classified as obsolete, making equivalent substitutes necessary for ongoing production and maintenance applications.

Key Parameters

Parameter	Value
Connector Type	Header
Contact Type	Male Pin
Pitch - Mating	0.100" (2.54mm)
Number of Positions	10
Number of Rows	2
Row Spacing - Mating	0.100" (2.54mm)
Mounting Type	Through Hole, Right Angle
Style	Board to Board
Termination	Solder
Fastening Type	Push-Pull
Contact Shape	Square
Contact Material	Phosphor Bronze
Insulation Material	Thermoplastic
Material Flammability Rating	UL94 V-0
Insulation Color	Black
Moisture Sensitivity Level (MSL)	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution eligibility for the 76350-104-10LF is determined by strict alignment with the following core parameters:

Critical Parameters (Must Match Exactly):

Pitch - Mating: 0.100" (2.54mm)
Number of Positions: 10
Number of Rows: 2
Row Spacing - Mating: 0.100" (2.54mm)
Connector Type: Header
Contact Type: Male Pin
Mounting Type: Through Hole, Right Angle
Style: Board to Board
Termination: Solder
Fastening Type: Push-Pull
Material Flammability Rating: UL94 V-0

Allowable Variations:

Contact Material: Phosphor Bronze or Brass
Contact Finish - Mating: Gold, Gold GXT™, or Tin
Insulation Material: Thermoplastic, Polycyclohexylenedimethylene Terephthalate (PCT), Polyester Glass Filled, Polyamide (PA) Nylon Glass Filled, or Polybutylene Terephthalate (PBT)
Contact Length - Mating: 0.195" to 0.276" (4.95mm to 7.00mm)
Contact Length - Post: 0.090" to 0.126" (2.29mm to 3.20mm)
Insulation Height: 0.190" to 0.219" (4.83mm to 5.56mm)
Operating Temperature Range: -65°C to -40°C minimum; 105°C to 125°C maximum

All substitute parts listed maintain functional and mechanical compatibility with the original 76350-104-10LF within these defined parameters.

Parameter Comparison

Parameter	76350-104-10LF	68021-110HLF	802-V3-010-20-001101	892-18-010-20-002101	892-70-010-20-002101	892-80-010-20-002101	M20-9740542	M20-9740546	TSW-105-08-G-D-RA	TSW-105-08-L-D-RA	TSW-105-08-T-D-RA
Manufacturer	Amphenol ICC (FCI)	Amphenol ICC (FCI)	Preci-Dip	Preci-Dip	Preci-Dip	Preci-Dip	Harwin Inc.	Harwin Inc.	Samtec Inc.	Samtec Inc.	Samtec Inc.
Pitch - Mating	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.54mm)
Number of Positions	10	10	10	10	10	10	10	10	10	10	10
Number of Rows	2	2	2	2	2	2	2	2	2	2	2
Row Spacing - Mating	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.54mm)
Mounting Type	Through Hole, Right Angle	Through Hole, Right Angle	Through Hole, Right Angle	Through Hole, Right Angle	Through Hole, Right Angle	Through Hole, Right Angle	Through Hole, Right Angle	Through Hole, Right Angle	Through Hole, Right Angle	Through Hole, Right Angle	Through Hole, Right Angle
Style	Board to Board	Board to Board	Board to Board	Board to Board	Board to Board	Board to Board	Board to Board or Cable	Board to Board or Cable	Board to Board or Cable	Board to Board or Cable	Board to Board or Cable
Termination	Solder	Solder	Solder	Solder	Solder	Solder	Solder	Solder	Solder	Solder	Solder
Fastening Type	Push-Pull	Push-Pull	Push-Pull	Push-Pull	Push-Pull	Push-Pull	Push-Pull	Push-Pull	Push-Pull	Push-Pull	Push-Pull
Contact Length - Mating	0.230" (5.84mm)	0.230" (5.84mm)	0.195" (4.95mm)	0.276" (7.00mm)	0.276" (7.00mm)	0.276" (7.00mm)	0.228" (5.80mm)	0.228" (5.80mm)	0.230" (5.84mm)	0.230" (5.84mm)	0.230" (5.84mm)
Contact Length - Post	0.120" (3.05mm)	0.120" (3.05mm)	0.126" (3.20mm)	0.118" (3.00mm)	0.118" (3.00mm)	0.118" (3.00mm)	0.118" (3.00mm)	0.118" (3.00mm)	0.090" (2.29mm)	0.090" (2.29mm)	0.090" (2.29mm)
Insulation Height	0.200" (5.08mm)	0.190" (4.83mm)	0.200" (5.08mm)	0.200" (5.08mm)	0.200" (5.08mm)	0.200" (5.08mm)	0.200" (5.08mm)	0.200" (5.08mm)	0.219" (5.56mm)	0.219" (5.56mm)	0.219" (5.56mm)
Contact Shape	Square	Square	Circular	Square	Square	Square	Square	Square	Square	Square	Square
Contact Material	Phosphor Bronze	Phosphor Bronze	Brass	Brass	Brass	Brass	Brass	Brass	Phosphor Bronze	Phosphor Bronze	Phosphor Bronze
Contact Finish - Mating	Gold, GXT™	Gold or Gold, GXT™	Gold	Gold	Gold	Tin	Gold	Tin	Gold	Gold	Tin
Contact Finish Thickness - Mating	30.0µin (0.76µm)	30.0µin (0.76µm)	29.5µin (0.75µm)	10.0µin (0.25µm)	Flash	Not specified	Not specified	Not specified	10.0µin (0.25µm)	10.0µin (0.25µm)	Not specified
Contact Finish - Post	Not specified	Not specified	Tin	Tin	Gold	Tin	Tin	Tin	Gold	Tin	Tin
Insulation Material	Thermoplastic	Not specified	Polycyclohexylenedimethylene Terephthalate (PCT), Polyester, Glass Filled	Polyamide (PA), Nylon, Glass Filled	Polyamide (PA), Nylon, Glass Filled	Polyamide (PA), Nylon, Glass Filled	Polyamide (PA6T), Nylon 6T	Polyamide (PA6T), Nylon 6T	Polybutylene Terephthalate (PBT)	Polybutylene Terephthalate (PBT)	Polybutylene Terephthalate (PBT)
Material Flammability Rating	UL94 V-0	UL94 V-0	UL94 V-0	UL94 V-0	UL94 V-0	UL94 V-0	UL94 V-0	UL94 V-0	UL94 V-0	UL94 V-0	UL94 V-0
Insulation Color	Black	Black	Black	Black	Black	Black	Black	Black	Black	Black	Black
Operating Temperature	Not specified	-65°C ~ 125°C	-55°C ~ 125°C	-55°C ~ 125°C	-55°C ~ 125°C	-55°C ~ 125°C	-40°C ~ 105°C	-40°C ~ 105°C	-55°C ~ 125°C	-55°C ~ 125°C	-55°C ~ 105°C
Current Rating (Amps)	Not specified	3A per Contact	3A	3A	3A	3A	3A per Contact	3A per Contact	Not specified	Not specified	Not specified
Voltage Rating	Not specified	110V	150VDC	150VDC	150VDC	150VDC	Not specified	Not specified	Not specified	Not specified	Not specified
Product Status	Obsolete	Active	Active	Active	Active	Active	Active	Active	Active	Active	Active
RoHS Status	Not specified	Not specified	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)

Engineering Selection Recommendations

All listed substitute parts maintain active product status, ensuring long-term availability and supply chain continuity. The 68021-110HLF from Amphenol ICC represents the direct successor within the same manufacturer family, offering identical pitch, position count, and contact geometry with enhanced operating temperature range (-65°C to 125°C).

For applications requiring RoHS3 compliance, all Preci-Dip (802-V3, 892 series), Harwin (M20 series), and Samtec (TSW series) alternatives are certified. These parts support higher voltage ratings (150VDC) and defined current ratings (3A per contact) compared to the original specification.

Samtec TSW series connectors offer extended insulation height (0.219") and reduced post contact length (0.090"), suitable for applications with space constraints or specific PCB layout requirements. Harwin M20 series provides cuttable header functionality, enabling custom position configurations from the standard 10-position assembly.

Contact finish selection depends on application requirements: gold-plated options (68021-110HLF, 802-V3, 892-70, M20-9740542, TSW-105-08-G-D-RA, TSW-105-08-L-D-RA) provide superior corrosion resistance; tin-plated alternatives (892-80, M20-9740546, TSW-105-08-T-D-RA) reduce cost while maintaining UL94 V-0 flammability compliance.

Frequently Asked Questions (FAQ)

Q: Can I use a substitute part with different contact material (brass vs. phosphor bronze)?

A: Yes. Both brass and phosphor bronze contacts meet the mechanical and electrical requirements for this connector category. Contact material differences do not affect mating compatibility or board-to-board functionality. Selection depends on application-specific corrosion resistance or cost considerations.

Q: What is the significance of contact finish thickness variations?

A: Contact finish thickness (measured in microinches or micrometers) affects durability and corrosion resistance. The original 76350-104-10LF specifies 30.0µin (0.76µm) gold plating. Substitute parts with 10.0µin (0.25µm) or flash finishes provide adequate protection for standard applications but may have reduced mating cycle life in high-insertion environments. Flash finishes are suitable for single-use or low-cycle applications.

Q: Are Samtec TSW connectors compatible with the original 76350-104-10LF footprint?

A: TSW series connectors maintain identical pitch (2.54mm), position count (10), and row spacing (2.54mm). However, the reduced post contact length (0.090" vs. 0.120") and increased insulation height (0.219" vs. 0.200") may require PCB layout verification. Mechanical fit on existing boards should be confirmed before production implementation.

Q: Which substitute offers the widest operating temperature range?

A: The 68021-110HLF (Amphenol ICC BERGSTIK® II) supports -65°C to 125°C, providing the broadest temperature envelope. This exceeds the Preci-Dip and Samtec alternatives (-55°C minimum) and the Harwin M20 series (-40°C minimum).

Q: Do all substitute parts meet RoHS3 compliance?

A: All listed substitutes except the 68021-110HLF are explicitly certified ROHS3 Compliant. The 68021-110HLF compliance status is not specified in the provided data. Verify RoHS3 certification with the manufacturer if regulatory compliance is required.

Q: Can Harwin M20 cuttable headers be used as direct replacements?

A: Yes. M20-9740542 and M20-9740546 maintain full mechanical and electrical compatibility. The cuttable feature allows custom position configurations but does not affect standard 10-position applications. Both variants support board-to-board or cable configurations.

Q: What is the difference between M20-9740542 and M20-9740546?

A: Both are Harwin M20 series with identical geometry and operating range (-40°C to 105°C). The primary difference is contact finish: M20-9740542 features gold mating contacts with tin post finish; M20-9740546 uses tin for both mating and post contacts. Selection depends on corrosion resistance requirements and cost optimization.

Q: Are there packaging differences between substitute options?

A: Yes. The 68021-110HLF is supplied in bag packaging; all Preci-Dip, Harwin, and Samtec alternatives are supplied in bulk packaging. Packaging format does not affect connector functionality but may influence inventory management and handling procedures.

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