The Tee,air Conditioning-Heating, cataloged under National Stock Number 4520-01-018-3418, 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 Masco Corp American Metal Products Co Div. Government technical data includes 6 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 | 4520-01-018-3418 |
| Primary Part Number | 8VT |
| Item Name | Tee,air Conditioning-Heating |
| FSC / FSG | 4520 / 45 — Space and Water Heating Equipment |
| Manufacturer | Masco Corp American Metal Products Co Div |
| Status | ACTIVE |
| Style Designator | TEE |
| Sheet Metal Gage Size | 26 |
| Main Trunk Inlet Diameter | 8.000 INCHES NOMINAL IN |
| First Branch Diameter | 8.000 INCHES NOMINAL IN |
| Surface Treatment | ZINC |
| Material | STEEL |
| 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 |
|---|---|
| 8VT PRIMARY | Masco Corp American Metal Products Co Div (USA) |
NSN 4520-01-018-3418 is a Tee,air Conditioning-Heating, manufactured by Masco Corp American Metal Products Co Div, classified under FSC 4520, Space and Water Heating Equipment. Status: active.
NSN 4520-01-018-3418 has 1 manufacturer part number on file: 8VT (Masco Corp American Metal Products Co Div).
Key specifications for 8VT: Style Designator: TEE; Sheet Metal Gage Size: 26; Main Trunk Inlet Diameter: 8.000 INCHES NOMINAL IN; First Branch Diameter: 8.000 INCHES NOMINAL IN. 6 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.