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Amphenol 773131 Series

418 variants · Amphenol

About the Amphenol 773131 Series

The Amphenol 773131 Series series groups 418 related part numbers, each listed with full specifications, a datasheet where available, and an RFQ option. The listed variants share a common applications of -, contact finish - mating of Gold or Gold, GXT™ and contact finish - post of Tin. Variants differ by connector type, contact length - mating and contact length - post, so you can match the exact connector type your application requires using the selection guide below. The range mixes active and legacy part numbers, so you can source both current Amphenol 773131 Series variants and discontinued ones from a single page.

Select a variant by

Connector type
Header · Header, Breakaway
Contact length - mating
0.230\" (5.84mm) · 0.266\" (6.75mm) · 0.413\" (10.50mm) · 0.570\" (14.47mm) · 0.605\" (15.37mm)
Contact length - post
0.095\" (2.41mm) · 0.114\" (2.90mm) · 0.120\" (3.05mm) · 0.135\" (3.43mm) · 0.159\" (4.05mm)
Current rating
- · 3A per Contact
Operating temperature
- · -65°C~130°C
Overall contact length
0.425\" (10.80mm) · 0.450\" (11.43mm) · 0.465\" (11.81mm) · 0.525\" (13.34mm) · 0.626\" (15.90mm) · 0.790\" (20.06mm) · 0.825\" (20.95mm)
Package
Bag · Bulk · Tube
Positions
4 · 6 · 8 · 10 · 12 · 14 · 26 · 34 · 42 · 48 · 52

Shared specifications

Applications
-
Contact finish - mating
Gold or Gold, GXT™
Contact finish - post
Tin
Contact finish thickness - mating
30.0µin (0.76µm)
Contact finish thickness - post
78.7µin (2.00µm)
Contact material
Phosphor Bronze
Contact shape
Square
Fastening type
Push-Pull
Features
-
Gender
Male Pin
Ingress protection
-
Insulation color
Black

Variant comparison

Parameter77313-120-14LF77313-102-34LF77313-102T26LF77313-118-52LF77313-185-42LF77313-190-06LF
Connector typeHeader, BreakawayHeader, BreakawayHeader, BreakawayHeader, BreakawayHeader, BreakawayHeader, Breakaway
Contact length - mating0.605\" (15.37mm)0.230\" (5.84mm)0.230\" (5.84mm)0.230\" (5.84mm)0.413\" (10.50mm)0.266\" (6.75mm)
Contact length - post0.120\" (3.05mm)0.135\" (3.43mm)0.135\" (3.43mm)0.120\" (3.05mm)0.114\" (2.90mm)0.159\" (4.05mm)
Current rating3A per Contact3A per Contact3A per Contact3A per Contact3A per Contact3A per Contact
Operating temperature-65°C~130°C-65°C~130°C-65°C~130°C-65°C~130°C-65°C~130°C-65°C~130°C
Overall contact length0.825\" (20.95mm)0.465\" (11.81mm)0.465\" (11.81mm)0.450\" (11.43mm)0.626\" (15.90mm)0.525\" (13.34mm)
PackageBulkBulkTubeBulkBagBag
Positions14342652426

Request a quote on any Amphenol 773131 Series part number and we confirm price, availability and lead time per line — including end-of-life and allocation-constrained variants.

Frequently asked questions

How do the Amphenol 773131 Series variants differ?
Amphenol 773131 Series part numbers differ by connector type, contact length - mating, contact length - post and current rating. Use the selection guide above to pick by connector type.
How many Amphenol 773131 Series part numbers are listed?
418 Amphenol 773131 Series part numbers are listed, each with specifications and a datasheet where available.
How do I get pricing and lead time for Amphenol 773131 Series?
Request a quote (RFQ) for any Amphenol 773131 Series part number and we confirm price, availability and lead time per line — including end-of-life and hard-to-find variants.

All variants