The Lampholder, cataloged under National Stock Number 6250-00-299-3399, is classified within Federal Supply Class 6250 (Ballasts, Lampholders, and Starters) of the Lighting Fixtures and Lamps group. The manufacturer of record is Chicago Miniature Lighting Llc Dba Chicago Miniature Optoelectron. Government technical data includes 16 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 | 6250-00-299-3399 |
| Primary Part Number | 4157-018 |
| Item Name | Lampholder |
| FSC / FSG | 6250 / 62 — Ballasts, Lampholders, and Starters |
| Manufacturer | Chicago Miniature Lighting Llc Dba Chicago Miniature Optoelectron |
| Status | ACTIVE |
| Clip Height | 0.562 INCHES NOMINAL IN |
| Terminal Quantity | 2 |
| Terminal Type | WIRE LEAD |
| Style Designator | BAYONET |
| Voltage in Volts | 125.0 |
| Outside Diameter | 0.500 INCHES NOMINAL IN |
| Lamp Base Type Accommodated | MINIATURE BAYONET |
| Mounting Clip Style | UP |
| Mounting Device Quantity | 1 |
| Clip Width | 0.438 INCHES NOMINAL IN |
| Mounting Feature Type | SURFACE |
| Wiring Provision Length | 10.000 INCHES NOMINAL IN |
| Material | STEEL BODY |
| Material | PLASTIC SHELL |
| Material | STEEL MOUNTING |
| Hazardous Locations/environmental Protection | NOT RATED |
| 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 |
|---|---|
| 4157-018 PRIMARY | Chicago Miniature Lighting Llc Dba Chicago Miniature Optoelectron (USA) |
NSN 6250-00-299-3399 is a Lampholder, manufactured by Chicago Miniature Lighting Llc Dba Chicago Miniature Optoelectron, classified under FSC 6250, Ballasts, Lampholders, and Starters. Status: active.
NSN 6250-00-299-3399 has 1 manufacturer part number on file: 4157-018 (Chicago Miniature Lighting Llc Dba Chicago Miniature Optoelectron).
Key specifications for 4157-018: Overall Height: 1.000 INCHES NOMINAL IN; Clip Height: 0.562 INCHES NOMINAL IN; Terminal Quantity: 2; Terminal Type: WIRE LEAD. 16 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.