The Cock,plug, cataloged under National Stock Number 4820-00-270-4679, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Dresser Industries Inc Leroi Div. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 12 commercial cross-references from 9 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-270-4679 |
| Primary Part Number | 15-404 |
| Item Name | Cock,plug |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Dresser Industries Inc Leroi Div |
| Status | ACTIVE |
| Material | COPPER ALLOY BODY |
| Operating Pressure | 125.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS |
| Flow Style | TWO WAY TWO PORT 360 DEGREE PLUG TURN |
| Connection Type | THREADED INTERNAL PIPE ALL ENDS |
| Valve Operation Method | MANUAL |
| Thread Quantity Per Inch | 18 FIRST END |
| Connection Style | PLAIN, OPTIONAL END (PIPE) ALL ENDS |
| Nominal Thread Size | 0.250 INCHES ALL ENDS IN |
| Thread Direction | RIGHT-HAND ALL ENDS |
| Nominal Pipe Size Accommodated | 0.250 INCHES ALL ENDS IN |
| Operating Pressure | 125.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS |
| Thread Series Designator | NPT ALL ENDS |
| Material | COPPER ALLOY FLOW CONTROL DEVICE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| D-21043 | Drs Environmental Systems Inc (USA) |
| D-21043 | Engineered Air Systems, Inc. Dba Drs Sustainment Systems (USA) |
| 904127 | Aqua-Chem Inc Cleaver-Brooks Div (USA) |
| 15-404 PRIMARY | Dresser Industries Inc Leroi Div (USA) |
| 6809 1/4IN | Engineered Air Systems, Inc. Dba Drs Sustainment Systems (USA) |
| 2PS46 | Chicago Pneumatic Tool Co (USA) |
| 45-2428-600-003 PRIMARY | Chief of Engineers Dept of Army (USA) |
| 904127 PRIMARY | Aqua-Chem, Inc. Dba Aqua-Chem Inc (USA) |
| EA18546 | Crane Co Div Valve Div (USA) |
| 90A4 PRIMARY | Economy Pump Corp (USA) |
| 2PS46 | Chicago Pneumatic Tool Co (USA) |
| 744-1-4 | Crane Co Div Valve Div (USA) |
NSN 4820-00-270-4679 is a Cock,plug, manufactured by Dresser Industries Inc Leroi Div, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-270-4679 has 12 cross-referenced part numbers: D-21043 (Drs Environmental Systems Inc), D-21043 (Engineered Air Systems, Inc. Dba Drs Sustainment Systems), 904127 (Aqua-Chem Inc Cleaver-Brooks Div), 15-404 (Dresser Industries Inc Leroi Div), 6809 1/4IN (Engineered Air Systems, Inc. Dba Drs Sustainment Systems) and 7 more.
There are 9 known substitutes for 4820-00-270-4679: 5815-00-125-8258, 4720-00-540-2776, 5961-00-724-6899 and 6 more. Verify interchangeability with system specifications before substitution.
Key specifications for 15-404: Material: COPPER ALLOY BODY; Operating Pressure: 125.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS; Flow Style: TWO WAY TWO PORT 360 DEGREE PLUG TURN; Connection Type: THREADED INTERNAL PIPE ALL ENDS. 13 total characteristics are documented in the Federal Logistics Information System.