The Contact,electrical, cataloged under National Stock Number 5999-00-643-7499, 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 Eaton Corp Opns & Technical Center. Government technical data includes 18 specifications, cited from the U.S. Government catalog. The record lists 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5999-00-643-7499 |
| Primary Part Number | 75400Z23PC13 |
| Item Name | Contact,electrical |
| FSC / FSG | 5999 / 59 — Miscellaneous Electrical and Electronic Components |
| Manufacturer | Eaton Corp Opns & Technical Center |
| Status | ACTIVE |
| Point Diameter | 0.125 INCHES NOMINAL IN |
| Mounting Facility Quantity | 4 |
| Precious Material | SILVER |
| Mounting Method | THREADED HOLE(S) AND UNTHREADED HOLE(S) |
| Unthreaded Mounting Hole Diameter | 0.406 INCHES NOMINAL IN |
| Style Designator | FLAT LEAF CONTACT W/ ROUND FIXED POINT |
| Precious Material and Weight | 1.000 SILVER GRAINS, TROY |
| Distance Between Mounting Facility Centers | 0.812 INCHES MINIMUM AND 2.250 INCHES MAXIMUM IN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.375 INCHES IN |
| Surface Treatment | SILVER BODY |
| Surface Treatment | SILVER CONTACT |
| Precious Material and Location | EXTERNAL SURFACE SILVER |
| Thread Class | 2B |
| Thread Quantity Per Inch | 16 |
| Material | COPPER ALLOY BODY |
| Material | COPPER ALLOY CONTACT |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 75400Z23PC13 PRIMARY | Eaton Corp Opns & Technical Center (USA) |
| 75400Z23GR4 PRIMARY | Eaton Corp Opns & Technical Center (USA) |
| 75400Z130PC13 PRIMARY | Eaton Corp Opns & Technical Center (USA) |
| 75400Z21PC27 PRIMARY | Eaton Corp Opns & Technical Center (USA) |
| 75420Y6-4 PRIMARY | Eaton Corp Opns & Technical Center (USA) |
| Reference | Meaning |
|---|---|
| 253-62-01346PC13 | 3/2 Design control — primary reference U.S. Government activity |
| 257-62-1313PC27 | 3/2 Design control — primary reference U.S. Government activity |
| 257-62-1324PC13 | 3/2 Design control — primary reference U.S. Government activity |
| 257-62-1324GR4 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5999-00-643-7499 is a Contact,electrical, manufactured by Eaton Corp Opns & Technical Center, classified under FSC 5999, Miscellaneous Electrical and Electronic Components. Status: active.
NSN 5999-00-643-7499 has 5 manufacturer part numbers on file: 75400Z23PC13 (Eaton Corp Opns & Technical Center), 75400Z23GR4 (Eaton Corp Opns & Technical Center), 75400Z130PC13 (Eaton Corp Opns & Technical Center), 75400Z21PC27 (Eaton Corp Opns & Technical Center), 75420Y6-4 (Eaton Corp Opns & Technical Center).
Key specifications for 75400Z23PC13: Point Diameter: 0.125 INCHES NOMINAL IN; Mounting Facility Quantity: 4; Precious Material: SILVER; Mounting Method: THREADED HOLE(S) AND UNTHREADED HOLE(S). 18 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.