The Contact,electrical, cataloged under National Stock Number 5999-01-140-0777, is classified within Federal Supply Class 5999 (Miscellaneous Electrical and Electronic Components) of the Electrical and Electronic Equipment Components group. The manufacturer of record is L3harris Technologies, Inc. Dba Harris Corp Div Harris Defense Communications. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 11 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5999-01-140-0777 |
| Primary Part Number | MP-4223 |
| Item Name | Contact,electrical |
| FSC / FSG | 5999 / 59 — Miscellaneous Electrical and Electronic Components |
| Manufacturer | L3harris Technologies, Inc. Dba Harris Corp Div Harris Defense Communications |
| Status | ACTIVE |
| Pin Diameter | 0.062 INCHES NOMINAL IN |
| Overall Diameter | 0.140 INCHES NOMINAL IN |
| Precious Material | GOLD |
| Mounting Method | TERMINAL |
| Style Designator | CRIMP TYPE CONTACT |
| Precious Material and Weight | 0.005 GOLD GRAINS, TROY |
| Surface Treatment | GOLD AND NICKEL BODY AND CONTACT |
| Precious Material and Location | BODY AND CONTACT SURFACES GOLD |
| Material | COPPER ALLOY BODY AND CONTACT |
| Terminal Type and Quantity | 1 CRIMP END OPPOSITE CONTACT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Shelf Life Code | 0 |
| Criticality Code | X |
| Unit of Issue | EA |
| Acquisition advice code | DN |
| Weight | 0.0011 lbs |
| Cube | 0.0000 cu ft |
| Part Number | Manufacturer |
|---|---|
| MP-4223 | L3harris Technologies, Inc. Dba Harris Corp Div Harris Defense Communications (USA) |
| 178-6907 | Rs Components Limited (GBR) |
| 1240-0086 | Br Communications (inc) (USA) |
| Reference | Meaning |
|---|---|
| M423076 | C/1 Advisory reference — outside the item-of-supply concept Qualimetrics Inc |
| 1560-T | C/1 Advisory reference — outside the item-of-supply concept Molex Incorporated Dba Use CAGE Code 1ux99 for Cataloging Div Molex Connector Corporation |
| 90033-1 | C/1 Advisory reference — outside the item-of-supply concept Raytheon Company Div Rmd Strategic |
| 410225 | C/1 Advisory reference — outside the item-of-supply concept Ametek Programmable Power, Inc. |
| J45-0011-204 | C/1 Advisory reference — outside the item-of-supply concept L3harris Technologies, Inc. Dba Harris Corp Div Harris Defense Communications |
| 301554-2 | C/1 Advisory reference — outside the item-of-supply concept Science Applications International Corporation Dba Saic |
| 410225 | 5/9 Secondary reference California Instruments Corp |
| 380-10341-1 | 3/2 Design control — primary reference U.S. Government activity |
| 372-2425-050 | C/1 Advisory reference — outside the item-of-supply concept Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems |
| 1251-0086 | 5/9 Secondary reference Br Communications (inc) |
| 02-06-6103 | 3/9 Design control — primary reference Molex Incorporated Dba Use CAGE Code 1ux99 for Cataloging Div Molex Connector Corporation |
NSN 5999-01-140-0777 is a Contact,electrical, manufactured by L3harris Technologies, Inc. Dba Harris Corp Div Harris Defense Communications, classified under FSC 5999, Miscellaneous Electrical and Electronic Components. Status: active.
NSN 5999-01-140-0777 has 3 manufacturer part numbers on file: MP-4223 (L3harris Technologies, Inc. Dba Harris Corp Div Harris Defense Communications), 178-6907 (Rs Components Limited), 1240-0086 (Br Communications (inc)).
Key specifications for MP-4223: Pin Diameter: 0.062 INCHES NOMINAL IN; Overall Diameter: 0.140 INCHES NOMINAL IN; Precious Material: GOLD; Mounting Method: TERMINAL. 10 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.