
31-70250
Amphenol
4 variants · Amphenol
The Amphenol 3170 Series series groups 4 related part numbers, each listed with full specifications, a datasheet where available, and an RFQ option. Every variant in the range shares a common body material of Brass, center contact plating of Gold and dielectric material of Polytetrafluoroethylene (PTFE). Variants differ by body finish, cable group and center contact material, so you can match the exact body finish your application requires using the selection guide below. All listed Amphenol 3170 Series part numbers are active and orderable.
| Parameter | 31-70250 | 31-70255 | 31-70260 | 31-70261 |
|---|---|---|---|---|
| Body finish | Gold | Nickel | Nickel | Nickel |
| Cable group | - | - | RG-122, 180, 180A, 180B, 195, Belden 1855, 1865A | RG-179, 179A, 179B, 187, 187A, Belden 9221, M17/94-RG179 |
| Center contact material | Beryllium Copper | Beryllium Copper | Brass | Brass |
| Connector type | Receptacle, Female Socket | Jack, Female Socket | Plug, Male Pin | Plug, Male Pin |
| Contact termination | Solder | Solder | Crimp | Solder |
| Housing color | Gold | Silver | Silver | Silver |
| Includes | - | - | 3 pcs - 1 Connector, 1 Contact, 1 Ferrule | 5 pcs - 1 Connector, 1 Contact, 1 Ferrule, 1 Insulator, 1 Spacer |
| Mounting type | Through Hole | Through Hole, Right Angle | Free Hanging (In-Line) | Free Hanging (In-Line) |
Request a quote on any Amphenol 3170 Series part number and we confirm price, availability and lead time per line — including end-of-life and allocation-constrained variants.

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