The Harness,electrical Equipment, cataloged under National Stock Number 5999-01-678-5591, 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 L3harris Global Communications, Inc. Dba Harris Corp. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Item Name | Harness,electrical Equipment |
| FSC / FSG | 5999 — Miscellaneous Electrical and Electronic Components (FSG 59) |
| Manufacturers | L3harris Global Communications, Inc. Dba Harris Corp (CAGE 7QAK7) |
| Parameter | Value |
|---|---|
| NSN | 5999-01-678-5591 |
| Primary Part Number | 12177-1000-01 |
| Item Name | Harness,electrical Equipment |
| FSC / FSG | 5999 / 59 — Miscellaneous Electrical and Electronic Components |
| Manufacturer | L3harris Global Communications, Inc. Dba Harris Corp |
| Status | ACTIVE |
| 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 |
| Part Number | Manufacturer |
|---|---|
| 12177-1000-01 PRIMARY | L3harris Global Communications, Inc. Dba Harris Corp (USA) |
| Reference | Meaning |
|---|---|
| 12177-1000-01 | 3/9 Design control — primary reference L3harris Technologies, Inc. Dba Harris Corp Div Harris Defense Communications |
| 5999PL1938384 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 5999-01-678-5591 is a Harness,electrical Equipment, manufactured by L3harris Global Communications, Inc. Dba Harris Corp, classified under FSC 5999, Miscellaneous Electrical and Electronic Components. Status: active.
NSN 5999-01-678-5591 has 1 manufacturer part number on file: 12177-1000-01 (L3harris Global Communications, Inc. Dba Harris Corp).
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.