The Indicator,flywheel, cataloged under National Stock Number 6320-01-341-7985, is classified within Federal Supply Class 6320 (Shipboard Alarm and Signal Systems) of the Alarm, Signal, and Security Detection Systems group. The manufacturer of record is Engine Systems, Inc. Dba Marine Systems Div Marine Systems, Inc.. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6320-01-341-7985 |
| Primary Part Number | 8377431 |
| Item Name | Indicator,flywheel |
| FSC / FSG | 6320 / 63 — Shipboard Alarm and Signal Systems |
| Manufacturer | Engine Systems, Inc. Dba Marine Systems Div Marine Systems, Inc. |
| Status | ACTIVE |
| General Characteristics Item Description | ENGINE TIMING |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 8377431 PRIMARY | Engine Systems, Inc. Dba Marine Systems Div Marine Systems, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 8377431 | 3/9 Design control — primary reference General Motors Corp Electro-Motive Div |
NSN 6320-01-341-7985 is a Indicator,flywheel, manufactured by Engine Systems, Inc. Dba Marine Systems Div Marine Systems, Inc., classified under FSC 6320, Shipboard Alarm and Signal Systems. Status: active.
NSN 6320-01-341-7985 has 1 manufacturer part number on file: 8377431 (Engine Systems, Inc. Dba Marine Systems Div Marine Systems, Inc.).
Key specifications for 8377431: General Characteristics Item Description: ENGINE TIMING; End Item Identification: MARINE ENGINE. 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.
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.