The Gage Unit,engine, cataloged under National Stock Number 6620-00-369-9481, is classified within Federal Supply Class 6620 (Engine Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Md Helicopters Inc. Government technical data includes 7 specifications, 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6620-00-369-9481 |
| Primary Part Number | 369A4831 |
| Item Name | Gage Unit,engine |
| FSC / FSG | 6620 / 66 — Engine Instruments |
| Manufacturer | Md Helicopters Inc |
| Status | ACTIVE |
| Scale Quantity | 3 |
| Scale Marking | NUMERALS |
| Current Type | DC |
| Scale Name | OIL PRESSURE AND OIL TEMPERATURE AND AMMETER |
| Mounting Method | THREADED BEZEL |
| Voltage in Volts | 28.0 |
| Scale Marking Transparency | NONLUMINOUS |
| 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 |
|---|---|
| 369A4831 PRIMARY | Md Helicopters Inc (USA) |
| Reference | Meaning |
|---|---|
| 369A4831 | 5/9 Secondary reference The Boeing Company |
| 369A4330 | 5/9 Secondary reference Mcdonnell Douglas Helicopter Co Inc |
| 369A4831 | 5/9 Secondary reference Mcdonnell Douglas Helicopter Co Inc |
| 2005-006 | 3/9 Design control — primary reference Spirent Systems Wichita, Inc. |
NSN 6620-00-369-9481 is a Gage Unit,engine, manufactured by Md Helicopters Inc, classified under FSC 6620, Engine Instruments. Status: active.
NSN 6620-00-369-9481 has 1 manufacturer part number on file: 369A4831 (Md Helicopters Inc).
Key specifications for 369A4831: Scale Quantity: 3; Overall Height: 2.040 INCHES NOMINAL IN; Scale Marking: NUMERALS; Current Type: DC. 7 specifications are 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.