The Gyroscope,rate, cataloged under National Stock Number 6615-01-355-8451, is classified within Federal Supply Class 6615 (Automatic Pilot Mechanisms and Airborne Gyro Components) of the Instruments and Laboratory Equipment group. The manufacturer of record is Atlantic Inertial Systems Inc Div Cheshire Division. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6615-01-355-8451 |
| Primary Part Number | 402940-04 |
| Item Name | Gyroscope,rate |
| FSC / FSG | 6615 / 66 — Automatic Pilot Mechanisms and Airborne Gyro Components |
| Manufacturer | Atlantic Inertial Systems Inc Div Cheshire Division |
| Status | ACTIVE |
| Criticality Code Justification | FEAT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 402940-04 PRIMARY | Atlantic Inertial Systems Inc Div Cheshire Division (USA) |
| Reference | Meaning |
|---|---|
| A402A094-102 | 5/9 Secondary reference U.S. Government activity |
| A402A094-103 | 1/2 Source control — Government-approved source U.S. Government activity |
| 402940-03 | 5/9 Secondary reference Atlantic Inertial Systems Inc Div Cheshire Division |
NSN 6615-01-355-8451 is a Gyroscope,rate, manufactured by Atlantic Inertial Systems Inc Div Cheshire Division, classified under FSC 6615, Automatic Pilot Mechanisms and Airborne Gyro Components. Status: active.
NSN 6615-01-355-8451 has 1 manufacturer part number on file: 402940-04 (Atlantic Inertial Systems Inc Div Cheshire Division).
Key specifications for 402940-04: Criticality Code Justification: FEAT; Special Features: NUCLEAR HARDNESS CRITICAL ITEM; End Item Identification: PACER SPECIAL. 1 specification is documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 6615-01-355-8451 has DEMIL Code D. 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.