The Contact,electrical, cataloged under National Stock Number 5999-00-258-6771, is classified within Federal Supply Class 5999 (Miscellaneous Electrical and Electronic Components) of the Electrical and Electronic Equipment Components group. Government technical data includes 16 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5999-00-258-6771 |
| Item Name | Contact,electrical |
| FSC / FSG | 5999 / 59 — Miscellaneous Electrical and Electronic Components |
| Status | ACTIVE |
| Mounting Facility Quantity | 2 |
| Precious Material | SILVER |
| Mounting Method | THREADED HOLE(S) |
| Style Designator | IRREGULAR SHAPE |
| Precious Material and Weight | 0.005 SILVER GRAINS, TROY |
| Distance Between Mounting Facility Centers | 1.219 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.138 INCHES IN |
| Surface Treatment | SILVER BODY |
| Surface Treatment | SILVER CONTACT |
| Precious Material and Location | BODY AND CONTACT SURFACES SILVER |
| Thread Class | 2B |
| Thread Quantity Per Inch | 32 |
| 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) |
| Shelf Life Code | 0 |
| Criticality Code | X |
| Unit of Issue | EA |
| Acquisition advice code | X |
| Reference | Meaning |
|---|---|
| 559E186PC5 | 5/9 Secondary reference Cramp Shipbuilding and Drydock Co |
| 381-6505-67642PC5 | 5/2 Secondary reference U.S. Government activity |
| 396-6505-798556PC5 | 5/2 Secondary reference U.S. Government activity |
| 5843-381PC5 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5999-00-258-6771 is a Contact,electrical, classified under FSC 5999, Miscellaneous Electrical and Electronic Components. Status: active.
Key specifications for 5999-00-258-6771: Overall Height: 0.156 INCHES NOMINAL IN; Mounting Facility Quantity: 2; Precious Material: SILVER; Mounting Method: THREADED HOLE(S). 16 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.