The Lampholder, cataloged under National Stock Number 6250-00-186-6401, is classified within Federal Supply Class 6250 (Ballasts, Lampholders, and Starters) of the Lighting Fixtures and Lamps group. The manufacturer of record is Stromberg-Carlson Corp a Plessey Telecommunications Co. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government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 | 6250-00-186-6401 |
| Primary Part Number | 38321 |
| Item Name | Lampholder |
| FSC / FSG | 6250 / 62 — Ballasts, Lampholders, and Starters |
| Manufacturer | Stromberg-Carlson Corp a Plessey Telecommunications Co |
| Status | ACTIVE |
| Terminal Quantity | 2 |
| Terminal Type | TAB, SOLDER LUG |
| Wattage Rating in Watts | 660.0 |
| Mounting Method | STUD(S) LOCATION NOT OTHERWISE SPECIFIED |
| Voltage in Volts | 125.0 |
| Outside Diameter | 1.437 INCHES NOMINAL IN |
| Lamp Base Type Accommodated | MEDIUM SCREW |
| Mounting Device Quantity | 2 |
| Material | RUBBER BODY |
| Hazardous Locations/environmental Protection | FUNGUS RESISTANT AND MOISTURE RESISTANT |
| 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 |
|---|---|
| 38321 PRIMARY | Stromberg-Carlson Corp a Plessey Telecommunications Co (USA) |
| 666509 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| A40163 PRIMARY | Telephone Company of America Incorporated (USA) |
| Reference | Meaning |
|---|---|
| SMC142885 | 5/2 Secondary reference U.S. Government activity |
| 38321 | 5/9 Secondary reference Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc |
| 46ASPECIFICATI0ND161963 | 5/9 Secondary reference American Telephone and Telegraph Co |
| 46ASPECIFICATI0 ND161963 | C/1 Advisory reference — outside the item-of-supply concept Lucent Technologies Inc Corporate Headquarters |
| 46ASPECIFICATI0 ND161963 | 5/9 Secondary reference Lucent Technologies Inc Dba Federal Marketing Group |
| F1155 | 5/9 Secondary reference Itt Telecom Products Corp Network Systems Div |
NSN 6250-00-186-6401 is a Lampholder, manufactured by Stromberg-Carlson Corp a Plessey Telecommunications Co, classified under FSC 6250, Ballasts, Lampholders, and Starters. Status: active.
NSN 6250-00-186-6401 has 3 manufacturer part numbers on file: 38321 (Stromberg-Carlson Corp a Plessey Telecommunications Co), 666509 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), A40163 (Telephone Company of America Incorporated).
4 possible matches (shared part number, not a government interchangeability claim): 4810-00-471-8531, 6605-00-550-6917, 1285-00-603-1870. Verify interchangeability with system specifications before substitution.
Key specifications for 38321: Terminal Quantity: 2; Terminal Type: TAB, SOLDER LUG; Wattage Rating in Watts: 660.0; Mounting Method: STUD(S) LOCATION NOT OTHERWISE SPECIFIED. 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.