The Light,recognition,aircraft, cataloged under National Stock Number 6220-01-657-5324, is classified within Federal Supply Class 6220 (Electric Vehicular Lights and Fixtures) of the Lighting Fixtures and Lamps group. The manufacturer of record is Whelen Engineering Company, Inc. Dba Whelen Engineering Co Inc Div Whelen Engineering Company. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6220-01-657-5324 |
| Primary Part Number | 01-0770029-31 |
| Item Name | Light,recognition,aircraft |
| FSC / FSG | 6220 / 62 — Electric Vehicular Lights and Fixtures |
| Manufacturer | Whelen Engineering Company, Inc. Dba Whelen Engineering Co Inc Div Whelen Engineering Company |
| Status | ACTIVE |
| Lens Color | WHITE, AVIATION AND RED, AVIATION |
| Overall Diameter | 3.70 INCHES NOMINAL IN |
| Shape | ROUND |
| Mounting Base Diameter | 3.750 INCHES NOMINAL IN |
| Material | PLASTIC POLYCARBONATE BODY |
| Lens Type and Quantity | 1 ROUND, SHOULDERED |
| Voltage Rating in Volts | 14.0 DC MINIMUM AND 28.0 DC MAXIMUM |
| 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 |
|---|---|
| 01-0770029-31 PRIMARY | Whelen Engineering Company, Inc. Dba Whelen Engineering Co Inc Div Whelen Engineering Company (USA) |
NSN 6220-01-657-5324 is a Light,recognition,aircraft, manufactured by Whelen Engineering Company, Inc. Dba Whelen Engineering Co Inc Div Whelen Engineering Company, classified under FSC 6220, Electric Vehicular Lights and Fixtures. Status: active.
NSN 6220-01-657-5324 has 1 manufacturer part number on file: 01-0770029-31 (Whelen Engineering Company, Inc. Dba Whelen Engineering Co Inc Div Whelen Engineering Company).
Key specifications for 01-0770029-31: Overall Height: 7.250 INCHES NOMINAL IN; Lens Color: WHITE, AVIATION AND RED, AVIATION; Overall Diameter: 3.70 INCHES NOMINAL IN; Shape: ROUND. 7 specifications are documented in the U.S. Government catalog.
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.