The Light,indicator, cataloged under National Stock Number 6210-00-423-2991, is classified within Federal Supply Class 6210 (Indoor and Outdoor Electric Lighting Fixtures) of the Lighting Fixtures and Lamps group. Government technical data includes 9 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6210-00-423-2991 |
| Item Name | Light,indicator |
| FSC / FSG | 6210 / 62 — Indoor and Outdoor Electric Lighting Fixtures |
| Status | ACTIVE |
| Lamp Bulb Size Designator | T-2 |
| Overall Diameter | 0.630 INCHES NOMINAL IN |
| Mounting Method | PANEL |
| Style Designator | ROUND FRAME, ROUND LENS TYPE |
| Lamp Base Type Accommodated | TELEPHONE SLIDE NO.TWO |
| Lamp Type Accommodated and Quantity | 1 INCANDESCENT |
| Material | PLASTIC POLYAMIDE NYLON BODY |
| Panel Accommodation Hole Diameter | 0.505 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN |
| Terminal Type and Quantity | 2 QUICK DISCONNECT, MALE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 200286-289 | 5/9 Secondary reference Stromberg-Carlson Corp a Plessey Telecommunications Co |
| 30153-0 | 3/2 Design control — primary reference U.S. Government activity |
NSN 6210-00-423-2991 is a Light,indicator, classified under FSC 6210, Indoor and Outdoor Electric Lighting Fixtures. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 6250-01-208-1544, 4730-01-418-4117. Verify interchangeability with system specifications before substitution.
Key specifications for 6210-00-423-2991: Lamp Bulb Size Designator: T-2; Overall Diameter: 0.630 INCHES NOMINAL IN; Mounting Method: PANEL; Style Designator: ROUND FRAME, ROUND LENS TYPE. 9 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.