The Inertial Navigation Unit, cataloged under National Stock Number 6605-01-689-8151, is classified within Federal Supply Class 6605 (Navigational Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Inertial Navigation Unit |
| FSC / FSG | 6605 — Navigational Instruments (FSG 66) |
| Manufacturers | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (CAGE 06481) |
| Parameter | Value |
|---|---|
| NSN | 6605-01-689-8151 |
| Primary Part Number | 810400-0600 |
| Item Name | Inertial Navigation Unit |
| FSC / FSG | 6605 / 66 — Navigational Instruments |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | Hazardous per DLA record (HMIC Y) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 810400-0600 PRIMARY | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA) |
| Reference | Meaning |
|---|---|
| 233A935 | D/9 Drawing number reference only Lockheed Martin Corporation Div Rotary and Mission Systems |
NSN 6605-01-689-8151 is a Inertial Navigation Unit, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp, classified under FSC 6605, Navigational Instruments. Status: active.
NSN 6605-01-689-8151 has 1 manufacturer part number on file: 810400-0600 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp).
1 possible match (shared part number, not a government interchangeability claim): 6605-01-690-2716. Verify interchangeability with system specifications before substitution.
Hazardous per DLA record (HMIC Y). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 6605-01-689-8151 has DEMIL Code Q. 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.