The Valve,lift-Check, cataloged under National Stock Number 4820-00-438-3962, 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 23 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-438-3962 |
| Primary Part Number | 23245-3 |
| Item Name | Valve,lift-Check |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Hydro-Aire Aerospace Corp |
| Status | ACTIVE |
| Nominal Outside Diameter Tube Accommodated | 0.375 INCHES FIRST END IN |
| Face to Face Distance | 3.531 INCHES IN |
| Material | STEEL STEM |
| Mounting Position | HORIZONTAL OR VERTICAL |
| Flow Control Device | DISK |
| Mounting Facility | THREADED FASTENER |
| Material | STEEL FLOW CONTROL DEVICE |
| Thread Direction | RIGHT-HAND FIRST END |
| Thread Quantity Per Inch | 18 FIRST END |
| Valve Operation Method | MANUAL |
| Disk Loading Method | SPRING |
| Material | ALUMINUM ALLOY SEAT |
| Connection Type | THREADED INTERNAL TUBE FIRST END |
| Maximum Operating Temp | 165.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Connection Style | FLARE (TUBE) FIRST END |
| Material | ALUMINUM ALLOY BODY |
| Supplementary Features | OPTIONAL FLOW CONTROL DEVICE: STEM |
| Surface Treatment | ANODIZE |
| Style Designator | STRAIGHT THRU |
| Thread Series Designator | UNF FIRST END |
| Operating Pressure | 1500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Media for Which Designed | OIL, HYDRAULIC SINGLE RESPONSE |
| Nominal Thread Size | 0.562 INCHES FIRST END IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 4820-00-438-3962 is a Valve,lift-Check, manufactured by Hydro-Aire Aerospace Corp, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-438-3962 has 2 cross-referenced part numbers: 667700 (Lockheed Martin Corp), 23245-3 (Hydro-Aire Aerospace Corp).
There is 1 known substitute for 4820-00-438-3962: 3020-01-033-0727. Verify interchangeability with system specifications before substitution.
Key specifications for 23245-3: Nominal Outside Diameter Tube Accommodated: 0.375 INCHES FIRST END IN; Face to Face Distance: 3.531 INCHES IN; Material: STEEL STEM; Mounting Position: HORIZONTAL OR VERTICAL. 24 total characteristics are documented in the Federal Logistics Information System.