The Valve,safety Relief, cataloged under National Stock Number 4820-00-204-1811, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Triumph Actuation Systems - Yakima, Llc Dba Triumph Actuation Systems - Yakima Llc. Government technical data includes 28 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-204-1811 |
| Primary Part Number | 5036 |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Triumph Actuation Systems - Yakima, Llc Dba Triumph Actuation Systems - Yakima Llc |
| Status | ACTIVE |
| Thread Series Designator | UNF ALL ENDS |
| Media for Which Designed | FUEL/OIL, HYDROCARBON SINGLE RESPONSE |
| Nominal Thread Size | 0.437 INCHES ALL ENDS IN |
| Maximum Operating Temp | -65.0 FAHRENHEIT FIRST RESPONSE DEGF |
| Material Document and Classification | AMS5632 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE |
| Maximum Operating Temp | 200.0 FAHRENHEIT SECOND RESPONSE DEGF |
| Material | STEEL COMP 440F FLOW CONTROL DEVICE |
| Flow Control Device | POPPET |
| Adjustable Pressure Range | +500.0 TO 550.0 POUNDS PER SQUARE INCH LBS |
| Features Provided | PRESSURE TIGHT OUTLET SIDE |
| Nominal Outside Diameter Tube Accommodated | 0.250 INCHES ALL ENDS IN |
| Thread Quantity Per Inch | 20 ALL ENDS |
| Material | STEEL CORROSION RESISTING SEAT |
| Seat Angle | 37.0 DEGREES ALL ENDS |
| Connection Type | THREADED EXTERNAL TUBE ALL ENDS |
| Valve Operation Method | AUTOMATIC |
| Thread Direction | RIGHT-HAND ALL ENDS |
| Material Document and Classification | QQ-A-200/3,ALLOY2024 FED SPEC SINGLE MATERIAL RESPONSE BODY |
| Style Designator | STRAIGHT THRU |
| Thread Class | 3A ALL ENDS A |
| Connection Style | FLARELESS (TUBE) ALL ENDS |
| Valve Discharge Flow Rate | 3.0 GALLONS PER MINUTE |
| Disk Loading Method | SPRING |
| Material | ALUMINUM ALLOY 2024 BODY |
| Surface Treatment | ANODIZE LOCATION NOT OTHERWISE SPECIFIED |
| Surface Treatment Document and Classification | MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE LOCATION NOT OTHERWISE SPECIFIED |
| Opening Pressure Setting | 500.0 POUNDS PER SQUARE INCH LBS |
| Operating Pressure | 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 5036 PRIMARY | Triumph Actuation Systems - Yakima, Llc Dba Triumph Actuation Systems - Yakima Llc (USA) |
NSN 4820-00-204-1811 is a Valve,safety Relief, manufactured by Triumph Actuation Systems - Yakima, Llc Dba Triumph Actuation Systems - Yakima Llc, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-204-1811 has 1 cross-referenced part number: 5036 (Triumph Actuation Systems - Yakima, Llc Dba Triumph Actuation Systems - Yakima Llc).
There are 12 known substitutes for 4820-00-204-1811: 5331-00-003-4040, 5340-00-092-6929, 5330-00-099-0674 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 5036: Thread Series Designator: UNF ALL ENDS; Media for Which Designed: FUEL/OIL, HYDROCARBON SINGLE RESPONSE; Nominal Thread Size: 0.437 INCHES ALL ENDS IN; Maximum Operating Temp: -65.0 FAHRENHEIT FIRST RESPONSE DEGF. 29 total characteristics are documented in the Federal Logistics Information System.