The Cock,poppet Drain, cataloged under National Stock Number 4820-01-433-2617, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 26 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-433-2617 |
| Item Name | Cock,poppet Drain |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Status | ACTIVE |
| Flow Control Device | POPPET |
| Furnished Items and Quantity | 1 SPRING |
| Surface Treatment Document and Classification | MIL-A-8625 TYPE II MIL SPEC SINGLE TREATMENT RESPONSE AND MIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE AND QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE |
| Connection Style | FLARELESS SECOND END |
| Connection Style | FLARELESS FIRST END |
| Supplementary Features | INLET PORT PER MS33515-6; OUTLET PORT PER MS33514-6 |
| Connection Type | THREADED EXTERNAL TUBE FIRST END |
| Connection Type | THREADED EXTERNAL TUBE SECOND END |
| Style Designator | STRAIGHT THRU |
| Material Document and Classification | MIL-P-5315 MIL SPEC SINGLE MATERIAL RESPONSE AND MIL-R-25988 MIL SPEC SINGLE MATERIAL RESPONSE AND MIL-R-83248 MIL SPEC SINGLE MATERIAL RESPONSE PACKING |
| Operating Pressure | 10.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Thread Direction | RIGHT-HAND SECOND END |
| Thread Direction | RIGHT-HAND FIRST END |
| Nominal Thread Size | 0.5625 INCHES SECOND END IN |
| Nominal Thread Size | 0.5625 INCHES FIRST END IN |
| Seat Angle | 12.0 DEGREES SECOND END |
| Seat Angle | 12.0 DEGREES FIRST END |
| Maximum Operating Temp | 170.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Surface Treatment | ANODIZE AND DICHROMATE AND PASSIVATE |
| Media for Which Designed | FUEL/OIL, HYDROCARBON SINGLE RESPONSE |
| Thread Class | 3A FIRST END A |
| Thread Class | 3A SECOND END A |
| Material | RUBBER SYNTHETIC PACKING |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) FIRST END |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) SECOND END |
| 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 |
| Reference | Meaning |
|---|---|
| DAA3272P011 | 1/2 Source control — Government-approved source U.S. Government activity |
| DAA3272P011-103 | 3/2 Design control — primary reference U.S. Government activity |
| 6D240-3 | 5/9 Secondary reference U.S. Government activity |
NSN 4820-01-433-2617 is a Cock,poppet Drain, classified under FSC 4820, Valves, Nonpowered. Status: active.
Key specifications for 4820-01-433-2617: Flow Control Device: POPPET; Furnished Items and Quantity: 1 SPRING; Surface Treatment Document and Classification: MIL-A-8625 TYPE II MIL SPEC SINGLE TREATMENT RESPONSE AND MIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE AND QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE; Connection Style: FLARELESS SECOND END. 26 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.