The Terminal,ventilation Duct, cataloged under National Stock Number 4520-01-672-1674, is classified within Federal Supply Class 4520 (Space and Water Heating Equipment) of the Plumbing, Heating, and Waste Disposal group. The manufacturer of record is Southern California Gold Products, Inc. Dba Southern California Gold Products Inc. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Terminal,ventilation Duct |
| FSC / FSG | 4520 — Space and Water Heating Equipment (FSG 45) |
| Manufacturers | Southern California Gold Products, Inc. Dba Southern California Gold Products Inc (CAGE 3CDS0); Grove U.s. Llc Dba Grove Us Llc (CAGE 12361) |
| Parameter | Value |
|---|---|
| NSN | 4520-01-672-1674 |
| Primary Part Number | GMK-O-HVACLFV-A |
| Item Name | Terminal,ventilation Duct |
| FSC / FSG | 4520 / 45 — Space and Water Heating Equipment |
| Manufacturer | Southern California Gold Products, Inc. Dba Southern California Gold Products Inc |
| Status | ACTIVE |
| 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 |
|---|---|
| GMK-O-HVACLFV-A PRIMARY | Southern California Gold Products, Inc. Dba Southern California Gold Products Inc (USA) |
| 90043725 | Grove U.s. Llc Dba Grove Us Llc (USA) |
| Reference | Meaning |
|---|---|
| GMK-O-HVACLFV-AKA | 3/9 Design control — primary reference Southern California Gold Products, Inc. Dba Southern California Gold Products Inc |
NSN 4520-01-672-1674 is a Terminal,ventilation Duct, manufactured by Southern California Gold Products, Inc. Dba Southern California Gold Products Inc, classified under FSC 4520, Space and Water Heating Equipment. Status: active.
NSN 4520-01-672-1674 has 2 manufacturer part numbers on file: GMK-O-HVACLFV-A (Southern California Gold Products, Inc. Dba Southern California Gold Products Inc), 90043725 (Grove U.s. Llc Dba Grove Us Llc).
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.