The Cock,plug, cataloged under National Stock Number 4820-01-526-5367, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Evsco Inc. Government technical data includes 12 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-526-5367 |
| Primary Part Number | 323-PP-1 |
| Item Name | Cock,plug |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Evsco Inc |
| Status | ACTIVE |
| Connection Style | PLAIN, OPTIONAL END (PIPE) ALL ENDS |
| Connection Type | THREADED INTERNAL PIPE ALL ENDS |
| Flow Style | THREE-WAY THREE PORT 90 DEGREE PLUG TURN |
| Operating Pressure | 125.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Thread Direction | RIGHT-HAND ALL ENDS |
| Nominal Thread Size | 0.375 INCHES ALL ENDS IN |
| Maximum Operating Temp | 73.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Media for Which Designed | WATER, FRESH SINGLE RESPONSE |
| Material | PLASTIC POLYPROPYLENE BODY |
| Material | PLASTIC POLYPROPYLENE STEM |
| 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 |
|---|---|
| 3/8 IN. 2P-3 WAY | Evsco Inc (USA) |
| 323-PP-1 PRIMARY | Evsco Inc (USA) |
| Reference | Meaning |
|---|---|
| 1322637982 | D/9 Drawing number reference only U.S. Government activity |
| 1322637982-3 | 7/2 Vendor item drawing reference U.S. Government activity |
| 1322637982-3 | 5/9 Secondary reference Evsco Inc |
NSN 4820-01-526-5367 is a Cock,plug, manufactured by Evsco Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-526-5367 has 2 manufacturer part numbers on file: 3/8 IN. 2P-3 WAY (Evsco Inc), 323-PP-1 (Evsco Inc).
Key specifications for 323-PP-1: Connection Style: PLAIN, OPTIONAL END (PIPE) ALL ENDS; Connection Type: THREADED INTERNAL PIPE ALL ENDS; Flow Style: THREE-WAY THREE PORT 90 DEGREE PLUG TURN; Operating Pressure: 125.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS. 12 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.