The Cock,drain, cataloged under National Stock Number 4820-00-410-1925, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-410-1925 |
| Primary Part Number | MS35785-7 |
| Item Name | Cock,drain |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| Status | ACTIVE |
| Renewable Seat Ring Type | THREADED |
| Operating Pressure | 150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Nominal Thread Size | 0.375 INCHES FIRST END IN |
| Maximum Operating Temp | 351.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Connection Style | PLAIN (PIPE) FIRST END |
| Valve Operation Method | MANUAL |
| Thread Direction | RIGHT-HAND FIRST END |
| Connection Type | THREADED EXTERNAL PIPE FIRST END |
| Flow Control Device | PLUG |
| Style Designator | STRAIGHT THRU |
| Material Document and Classification | QQ-B-626 FED SPEC ALL MATERIAL RESPONSES OVERALL |
| Media for Which Designed | STEAM SECOND RESPONSE |
| Material | COPPER ALLOY OR COPPER ALLOY 360 OVERALL |
| Thread Series Designator | NPTF FIRST END |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| MS35785-7 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| A-A-59440/4 | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
| AA59440/4-020 | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
| A-A-59440/4B-020 | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
NSN 4820-00-410-1925 is a Cock,drain, manufactured by Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-410-1925 has 4 cross-referenced part numbers: MS35785-7 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), A-A-59440/4 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), AA59440/4-020 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), A-A-59440/4B-020 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC).
There are 2 known substitutes for 4820-00-410-1925: 4820-00-057-0694, 4820-00-197-4984. Verify interchangeability with system specifications before substitution.
Key specifications for MS35785-7: Renewable Seat Ring Type: THREADED; Operating Pressure: 150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS; Nominal Thread Size: 0.375 INCHES FIRST END IN; Maximum Operating Temp: 351.0 FAHRENHEIT SINGLE RESPONSE DEGF. 14 total characteristics are documented in the Federal Logistics Information System.