The Cock,drain, cataloged under National Stock Number 4820-01-449-0203, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is M.t. Davidson Company. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | Cock,drain |
| FSC / FSG | 4820 — Valves, Nonpowered (FSG 48) |
| Manufacturers | M.t. Davidson Company (CAGE 16062) |
| Parameter | Value |
|---|---|
| NSN | 4820-01-449-0203 |
| Primary Part Number | GCP-C-888-21 |
| Item Name | Cock,drain |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | M.t. Davidson Company |
| 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 |
|---|---|
| GCP-C-888 PC.NO.21 | M.t. Davidson Company (USA) |
| GCP-C-888-21 PRIMARY | M.t. Davidson Company (USA) |
| Reference | Meaning |
|---|---|
| GCP-C-888 | D/9 Drawing number reference only M.t. Davidson Company |
NSN 4820-01-449-0203 is a Cock,drain, manufactured by M.t. Davidson Company, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-449-0203 has 2 manufacturer part numbers on file: GCP-C-888 PC.NO.21 (M.t. Davidson Company), GCP-C-888-21 (M.t. Davidson Company).
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.