The Valve,check, cataloged under National Stock Number 4820-01-046-1250, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Hydro-Aire Aerospace Corp. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-046-1250 |
| Primary Part Number | 48-051 |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Hydro-Aire Aerospace Corp |
| Status | ACTIVE |
| Style Designator | STRAIGHT THRU |
| Connection Type | THREADED INTERNAL PIPE FIRST END |
| Connection Style | PLAIN, OPTIONAL END (PIPE) FIRST END |
| Material | ALUMINUM ALLOY 2024 BODY |
| Flow Control Device | POPPET |
| Media for Which Designed | HYDRAULIC FLUID, PETROLEUM BASE SINGLE RESPONSE |
| Maximum Operating Temp | 160.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Operating Pressure | 7500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Surface Treatment | ANODIZE |
| Material | STEEL COMP 440C FLOW CONTROL DEVICE |
| Valve Operation Method | AUTOMATIC |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| M9028DCD001 | National Machine Company Dba Nmg Aerospace (USA) |
| 48-051 PRIMARY | Hydro-Aire Aerospace Corp (USA) |
| 204-83514-3 | The Boeing Company Div Defense (USA) |
NSN 4820-01-046-1250 is a Valve,check, manufactured by Hydro-Aire Aerospace Corp, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-046-1250 has 3 cross-referenced part numbers: M9028DCD001 (National Machine Company Dba Nmg Aerospace), 48-051 (Hydro-Aire Aerospace Corp), 204-83514-3 (The Boeing Company Div Defense).
There are 6 known substitutes for 4820-01-046-1250: 5310-00-550-1284, 5310-01-107-7696, 6610-01-139-4713 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for 48-051: Style Designator: STRAIGHT THRU; Connection Type: THREADED INTERNAL PIPE FIRST END; Connection Style: PLAIN, OPTIONAL END (PIPE) FIRST END; Material: ALUMINUM ALLOY 2024 BODY. 11 total characteristics are documented in the Federal Logistics Information System.