The Light,indicator, cataloged under National Stock Number 6210-01-503-2552, is classified within Federal Supply Class 6210 (Indoor and Outdoor Electric Lighting Fixtures) of the Lighting Fixtures and Lamps group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 10 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6210-01-503-2552 |
| Primary Part Number | 556-7410339 FIND AY-1-52 |
| Item Name | Light,indicator |
| FSC / FSG | 6210 / 62 — Indoor and Outdoor Electric Lighting Fixtures |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Lamp Industry Number | T-1 3/4 |
| Lamp Bulb Size Designator | T-1 3/4 |
| Lens Light Transmission Characteristic | TRANSLUCENT SINGLE LIGHT FIRST POSITION HORIZONTAL |
| Lens Quantity | 1 |
| Mounting Method | FRICTION |
| Style Designator | RECTANGULAR FRAME TYPE |
| Lamp Base Type Accommodated | MIDGET FLANGED |
| Lamp Type Accommodated and Quantity | 4 INCANDESCENT |
| Material | PLASTIC BODY |
| Terminal Type and Quantity | 6 CONNECTOR, PLUG |
| 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 |
|---|---|
| 556-7410339 FIND AY-1-52 | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 800HA2C1J4N1A14 | C/1 Advisory reference — outside the item-of-supply concept Safran Electronics & Defense, Avionics Usa, Llc |
| 800HA2C1J4N1A14 | 3/9 Design control — primary reference U.S. Government activity |
| B791-2001 FIND AY-1-52 | 5/2 Secondary reference U.S. Government activity |
NSN 6210-01-503-2552 is a Light,indicator, manufactured by Naval Sea Systems Command, classified under FSC 6210, Indoor and Outdoor Electric Lighting Fixtures. Status: active.
NSN 6210-01-503-2552 has 1 manufacturer part number on file: 556-7410339 FIND AY-1-52 (Naval Sea Systems Command).
Key specifications for 556-7410339 FIND AY-1-52: Lamp Industry Number: T-1 3/4; Overall Height: 0.740 INCHES MAXIMUM IN; Lamp Bulb Size Designator: T-1 3/4; Lens Light Transmission Characteristic: TRANSLUCENT SINGLE LIGHT FIRST POSITION HORIZONTAL. 10 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.