The Contact,electrical, cataloged under National Stock Number 5999-01-103-4543, is classified within Federal Supply Class 5999 (Miscellaneous Electrical and Electronic Components) of the Electrical and Electronic Equipment Components group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5999-01-103-4543 |
| Item Name | Contact,electrical |
| FSC / FSG | 5999 / 59 — Miscellaneous Electrical and Electronic Components |
| Status | ACTIVE |
| Mounting Facility Quantity | 1 |
| Precious Material | SILVER |
| Mounting Method | UNTHREADED HOLE(S) |
| Unthreaded Mounting Hole Diameter | 0.260 INCHES NOMINAL IN |
| Style Designator | RECTANGULAR SHAPE |
| Precious Material and Weight | 0.005 SILVER GRAINS, TROY |
| Surface Treatment | SILVER CONTACT |
| Precious Material and Location | CONTACT SURFACES SILVER |
| Material | COPPER ALLOY BODY AND CONTACT |
| Terminal Type and Quantity | 2 TAB, SOLDER LUG 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 | J |
| Reference | Meaning |
|---|---|
| 74024 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5999-01-103-4543 is a Contact,electrical, classified under FSC 5999, Miscellaneous Electrical and Electronic Components. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 4330-01-344-1873, 2910-01-391-3273. Verify interchangeability with system specifications before substitution.
Key specifications for 5999-01-103-4543: Overall Height: 0.342 INCHES NOMINAL IN; Mounting Facility Quantity: 1; Precious Material: SILVER; Mounting Method: UNTHREADED HOLE(S). 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.