The Cock,poppet Drain, cataloged under National Stock Number 4820-01-690-4404, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Curtis Superior Valve Co., Inc. Dba Curtis Superior Valve Co. Government technical data includes 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-690-4404 |
| Primary Part Number | CCA9950 |
| Item Name | Cock,poppet Drain |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Curtis Superior Valve Co., Inc. Dba Curtis Superior Valve Co |
| Status | ACTIVE |
| Nominal Thread Size | 3.8 MILLIMETERS ALL ENDS MM |
| Material | ZINC OVERALL |
| Thread Series Designator | NPT ALL ENDS |
| Valve Operation Method | MANUAL |
| 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 |
|---|---|
| CCA9950 PRIMARY | Curtis Superior Valve Co., Inc. Dba Curtis Superior Valve Co (USA) |
| Reference | Meaning |
|---|---|
| 4820PL0077144 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 4820-01-690-4404 is a Cock,poppet Drain, manufactured by Curtis Superior Valve Co., Inc. Dba Curtis Superior Valve Co, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-690-4404 has 1 manufacturer part number on file: CCA9950 (Curtis Superior Valve Co., Inc. Dba Curtis Superior Valve Co).
Key specifications for CCA9950: Nominal Thread Size: 3.8 MILLIMETERS ALL ENDS MM; Special Features: VALVE ACTION SPIRAL TO OPEN, TURN TO LOCK, WIRE LOCKING, VALVE INST LENGTH 0.790; Part Name Assigned by Controlling Agency: PIPE THREAD VALVE; Material: ZINC OVERALL. 4 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.