The Light,indicator, cataloged under National Stock Number 6220-01-574-2134, is classified within Federal Supply Class 6220 (Electric Vehicular Lights and Fixtures) of the Lighting Fixtures and Lamps group. The manufacturer of record is Naval Sea Systems Command. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6220-01-574-2134 |
| Primary Part Number | 596-7410894-AY-1-21 |
| Item Name | Light,indicator |
| FSC / FSG | 6220 / 62 — Electric Vehicular Lights and Fixtures |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Lens Color | AMBER SINGLE LIGHT FIRST POSITION HORIZONTAL |
| 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 |
|---|---|
| 596-7410894-AY-1-21 | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 887B4QATL511287 | 3/9 Design control — primary reference Sloan Company, the Dba Sloan LED |
| B673-4030-AY-1-21 | 5/2 Secondary reference U.S. Government activity |
NSN 6220-01-574-2134 is a Light,indicator, manufactured by Naval Sea Systems Command, classified under FSC 6220, Electric Vehicular Lights and Fixtures. Status: active.
NSN 6220-01-574-2134 has 1 manufacturer part number on file: 596-7410894-AY-1-21 (Naval Sea Systems Command).
Key specifications for 596-7410894-AY-1-21: Lens Color: AMBER SINGLE LIGHT FIRST POSITION HORIZONTAL; Part Name Assigned by Controlling Agency: DISPLAY, OPTOELECTRONIC; End Item Identification: PORT PAYLOAD DOOR INDICATOR PANEL. 596-740894-AY-1. 1 specification is 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.