The Contact Assembly,electrical, cataloged under National Stock Number 5999-01-321-0924, 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 Northrop Grumman Systems Corporation. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares 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 | 5999-01-321-0924 |
| Primary Part Number | 187899 |
| Item Name | Contact Assembly,electrical |
| FSC / FSG | 5999 / 59 — Miscellaneous Electrical and Electronic Components |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Shelf Life Code | 0 |
| Criticality Code | X |
| Unit of Issue | EA |
| Acquisition advice code | C |
| Part Number | Manufacturer |
|---|---|
| 187899 PRIMARY | Northrop Grumman Systems Corporation (USA) |
NSN 5999-01-321-0924 is a Contact Assembly,electrical, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5999, Miscellaneous Electrical and Electronic Components. Status: active.
NSN 5999-01-321-0924 has 1 manufacturer part number on file: 187899 (Northrop Grumman Systems Corporation).
1 possible match (shared part number, not a government interchangeability claim): 5970-01-362-5492. Verify interchangeability with system specifications before substitution.
Key specifications for 187899: Special Features: WITH HEATER;15, TI 6330.5, FA 10630, ASDE3, VOL 3, SEC 8, PG 3-8-522; End Item Identification: GENERAL APPLICATION. 0 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 5999-01-321-0924 has DEMIL Code B. 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.