The Inertial Reference Unit,navigati, cataloged under National Stock Number 6605-01-666-7309, is classified within Federal Supply Class 6605 (Navigational Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Honeywell International Inc. Dba Honeywell. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 Reference Unit,navigati |
| FSC / FSG | 6605 — Navigational Instruments (FSG 66) |
| Manufacturers | General Dynamics United Kingdom Ltd (CAGE KCPX0); Honeywell International Inc. Dba Honeywell (CAGE 0BFA5) |
| Parameter | Value |
|---|---|
| NSN | 6605-01-666-7309 |
| Primary Part Number | TALIN 4000 |
| Item Name | Inertial Reference Unit,navigati |
| FSC / FSG | 6605 / 66 — Navigational Instruments |
| Manufacturer | Honeywell International Inc. Dba Honeywell |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| GD00637458 | General Dynamics United Kingdom Ltd (GBR) |
| TALIN 4000 PRIMARY | Honeywell International Inc. Dba Honeywell (USA) |
| Reference | Meaning |
|---|---|
| HG9740 | 3/1 Design control — primary reference Honeywell International Inc. Dba Honeywell |
NSN 6605-01-666-7309 is a Inertial Reference Unit,navigati, manufactured by Honeywell International Inc. Dba Honeywell, classified under FSC 6605, Navigational Instruments. Status: active.
NSN 6605-01-666-7309 has 2 manufacturer part numbers on file: GD00637458 (General Dynamics United Kingdom Ltd), TALIN 4000 (Honeywell International Inc. Dba Honeywell).
1 possible match (shared part number, not a government interchangeability claim): 6605-01-735-7602. Verify interchangeability with system specifications before substitution.
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.