The Dial and Lighting Assembly, cataloged under National Stock Number 6685-00-072-7322, is classified within Federal Supply Class 6685 (Pressure, Temperature, and Humidity Measuring and Controlling Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Horizon Aerospace Llc Dba Magnetics Division. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 6685-00-072-7322 |
| Primary Part Number | S4004-2 |
| Item Name | Dial and Lighting Assembly |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | Horizon Aerospace Llc Dba Magnetics Division |
| Status | ACTIVE |
| General Characteristics Item Description | 1.850 IN. OVERALL DIAMETER OF DIAL,SUB-MINIATURE LAMPS 4 REQUIRED IN |
| 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 |
|---|---|
| S4004-2 PRIMARY | Horizon Aerospace Llc Dba Magnetics Division (USA) |
| Reference | Meaning |
|---|---|
| 1323 | 5/1 Secondary reference U.S. Government activity |
| S4004 | 5/1 Secondary reference Horizon Aerospace Llc Dba Magnetics Division |
NSN 6685-00-072-7322 is a Dial and Lighting Assembly, manufactured by Horizon Aerospace Llc Dba Magnetics Division, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-00-072-7322 has 1 manufacturer part number on file: S4004-2 (Horizon Aerospace Llc Dba Magnetics Division).
2 possible matches (shared part number, not a government interchangeability claim): 5961-00-102-8238, 1650-00-343-5002. Verify interchangeability with system specifications before substitution.
Key specifications for S4004-2: General Characteristics Item Description: 1.850 IN. OVERALL DIAMETER OF DIAL,SUB-MINIATURE LAMPS 4 REQUIRED IN; End Item Identification: 502BL10-INDICATOR,TEMPERATURE,THERMOCOUPLE. 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.