The Valve,safety Relief, cataloged under National Stock Number 4820-01-050-1577, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Emerson Automation Solutions Final Control Us Lp Div Navy Product Team. Government technical data includes 29 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 4 manufacturers, 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 | 4820-01-050-1577 |
| Primary Part Number | 202300124M |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team |
| Status | ACTIVE |
| Flange Shape | ROUND WITH HOLES ALL ENDS |
| Material Document and Classification | QQ-C-390,ALLOY D4/D/ FED SPEC SINGLE MATERIAL RESPONSE BODY |
| Bolt Hole Quantity | 6 ALL ENDS |
| Flow Control Device | DISK |
| Material Document and Classification | QQ-N-288 FED SPEC SINGLE MATERIAL RESPONSE SEAT |
| Maximum Operating Temp | 150.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Connection Type | FLANGE ALL ENDS |
| Valve Operation Method | AUTOMATIC |
| Style Designator | ANGLE FLANGED ENDS |
| First Connection Face to Centerline Distance | 5.500 INCHES IN |
| Nondefinitive Spec/std Data | B GRADE AND 150 RATING |
| Bonnet Type | INSIDE SPRING |
| Bonnet Attachment Method | BOLTED |
| Nominal Outside Diameter | 6.125 INCHES ALL ENDS IN |
| Second Connection Face to Centerline Distance | 5.500 INCHES IN |
| Material Document and Classification | ASTM B164-61 ASSN STD SINGLE MATERIAL RESPONSE STEM |
| Bolt Hole Nominal Diameter | 0.562 INCHES ALL ENDS IN |
| Bolt Circle Nominal Diameter | 5.000 INCHES ALL ENDS IN |
| Media for Which Designed | WATER-OIL-GAS SINGLE RESPONSE |
| Material | BRONZE BODY |
| Valve Size | 2.500 INCHES IN |
| Operating Pressure | 150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Specification/standard Data | 81349-MIL-V-24332 GOVERNMENT SPECIFICATION |
| Disk Loading Method | SPRING |
| Nominal Thickness | 0.562 INCHES ALL ENDS IN |
| Renewable Seat Ring Type | THREADED |
| Flange Face Design | PLAIN ALL ENDS |
| Adjustable Pressure Range | +106.0 TO 120.0 POUNDS PER SQUARE INCH LBS |
| Material Document and Classification | ASTM B164-61 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 2023001241M | Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA) |
| 2023002G0106 | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA) |
| MIL-DTL-24332 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| MIL-V-24332 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| 202300124M PRIMARY | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA) |
| 2023001241M | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA) |
| D50FF-07 2-1/2IN | Danco Valve Company (USA) |
| 20230 | Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA) |
NSN 4820-01-050-1577 is a Valve,safety Relief, manufactured by Emerson Automation Solutions Final Control Us Lp Div Navy Product Team, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-050-1577 has 8 cross-referenced part numbers: 2023001241M (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), 2023002G0106 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), MIL-DTL-24332 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-V-24332 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 202300124M (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team) and 3 more.
There are 12 known substitutes for 4820-01-050-1577: 4820-00-289-0829, 5325-00-298-6885, 5330-00-809-7904 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 202300124M: Flange Shape: ROUND WITH HOLES ALL ENDS; Material Document and Classification: QQ-C-390,ALLOY D4/D/ FED SPEC SINGLE MATERIAL RESPONSE BODY; Bolt Hole Quantity: 6 ALL ENDS; Flow Control Device: DISK. 29 total characteristics are documented in the Federal Logistics Information System.