The Contact,electrical, cataloged under National Stock Number 5999-01-048-1730, 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 Te Connectivity Corporation. Government technical data includes 12 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5999-01-048-1730 |
| Primary Part Number | 66399-4 |
| Item Name | Contact,electrical |
| FSC / FSG | 5999 / 59 — Miscellaneous Electrical and Electronic Components |
| Manufacturer | Te Connectivity Corporation |
| Status | ACTIVE |
| Pin Diameter | 0.062 INCHES NOMINAL IN |
| Overall Diameter | 0.090 INCHES NOMINAL IN |
| Precious Material | GOLD |
| Mounting Method | FORCE FIT |
| Pin Accommodation Diameter | 0.067 INCHES NOMINAL IN |
| Style Designator | SOCKET CONTACT |
| Precious Material and Weight | 0.005 GOLD GRAINS, TROY |
| Surface Treatment | GOLD AND NICKEL CONTACT |
| Surface Treatment | GOLD BODY |
| Precious Material and Location | BODY AND CONTACT SURFACES GOLD |
| Material | COPPER ALLOY BODY AND CONTACT |
| Terminal Type and Quantity | 1 CRIMP AXIALLY AT ONE END |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Shelf Life Code | 0 |
| Criticality Code | X |
| Unit of Issue | EA |
| Acquisition advice code | JZ |
| Weight | 0.0010 lbs |
| Cube | 0.0000 cu ft |
| Part Number | Manufacturer |
|---|---|
| 276-2142P27 | Raytheon Company (USA) |
| 276-2142P27 | Raytheon Company Dba Raytheon Co (USA) |
| 66399-4 PRIMARY | Te Connectivity Corporation (USA) |
| Reference | Meaning |
|---|---|
| 276-2142P27 | 5/9 Secondary reference Raytheon Company Div Corp |
| F23001845 | 5/9 Secondary reference Wespercorp Fsg Inc |
| F23001845 | 5/9 Secondary reference Fsg Inc |
NSN 5999-01-048-1730 is a Contact,electrical, manufactured by Te Connectivity Corporation, classified under FSC 5999, Miscellaneous Electrical and Electronic Components. Status: active.
NSN 5999-01-048-1730 has 3 manufacturer part numbers on file: 276-2142P27 (Raytheon Company), 276-2142P27 (Raytheon Company Dba Raytheon Co), 66399-4 (Te Connectivity Corporation).
Key specifications for 66399-4: Pin Diameter: 0.062 INCHES NOMINAL IN; Overall Diameter: 0.090 INCHES NOMINAL IN; Precious Material: GOLD; Mounting Method: FORCE FIT. 12 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.
NSN 5999-01-048-1730 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.