The Contact,electrical, cataloged under National Stock Number 5999-01-028-6013, 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 Huntington Ingalls Inc Div Newport News Shipbuilding. Government technical data includes 14 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5999-01-028-6013 |
| Primary Part Number | 4055-278PC16 |
| Item Name | Contact,electrical |
| FSC / FSG | 5999 / 59 — Miscellaneous Electrical and Electronic Components |
| Manufacturer | Huntington Ingalls Inc Div Newport News Shipbuilding |
| Status | ACTIVE |
| Pin Accommodation Length | 0.275 INCHES NOMINAL IN |
| Overall Diameter | 0.120 INCHES NOMINAL IN |
| Precious Material | GOLD |
| Mounting Method | SPRING TENSION |
| Pin Accommodation Diameter | 0.052 INCHES NOMINAL IN |
| Style Designator | CRIMP TYPE CONTACT |
| Surface Treatment | GOLD BODY |
| Surface Treatment | GOLD CONTACT |
| Precious Material and Location | EXTERNAL AND INTERNAL SURFACE GOLD |
| Cable Entrance Diameter | 0.086 INCHES NOMINAL IN |
| Material | COPPER ALLOY BODY |
| Material | COPPER ALLOY CONTACT |
| Terminal Type and Quantity | 1 CRIMP AXIALLY AT ONE END |
| Current Rating in Amps | 7.5 |
| 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 | J |
| Weight | 0.0100 lbs |
| Cube | 0.0060 cu ft |
| Part Number | Manufacturer |
|---|---|
| 4055-278PC16 PRIMARY | Huntington Ingalls Inc Div Newport News Shipbuilding (USA) |
| Reference | Meaning |
|---|---|
| 100-7110S | 5/2 Secondary reference U.S. Government activity |
| PGB100-71120S | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 5999-01-028-6013 is a Contact,electrical, manufactured by Huntington Ingalls Inc Div Newport News Shipbuilding, classified under FSC 5999, Miscellaneous Electrical and Electronic Components. Status: active.
NSN 5999-01-028-6013 has 1 manufacturer part number on file: 4055-278PC16 (Huntington Ingalls Inc Div Newport News Shipbuilding).
Key specifications for 4055-278PC16: Pin Accommodation Length: 0.275 INCHES NOMINAL IN; Overall Diameter: 0.120 INCHES NOMINAL IN; Precious Material: GOLD; Mounting Method: SPRING TENSION. 14 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.