The Valve,check, cataloged under National Stock Number 4820-00-234-5413, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Circor Aerospace, Inc. Dba Circor Aerospace Inc. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 5 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 | 4820-00-234-5413 |
| Primary Part Number | 832A10TT56 |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Circor Aerospace, Inc. Dba Circor Aerospace Inc |
| Status | ACTIVE |
| Flow Control Device | POPPET |
| Thread Class | 3A FIRST END A |
| Thread Direction | RIGHT-HAND FIRST END |
| Connection Style | FLARED (TUBE) FIRST END |
| Disk Loading Method | SPRING |
| Valve Operation Method | AUTOMATIC |
| Style Designator | STRAIGHT THRU |
| Nominal Outside Diameter Tube Accommodated | 0.625 INCHES FIRST END IN |
| Material | ALUMINUM ALLOY 2024 OVERALL |
| Media for Which Designed | FUEL/OIL, HYDROCARBON SINGLE RESPONSE |
| Operating Pressure | 75.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Seat Angle | 37.0 DEGREES FIRST END |
| Thread Series Designator | UNF FIRST END |
| Nominal Thread Size | 0.875 INCHES FIRST END IN |
| Criticality Code Justification | FEAT |
| Thread Quantity Per Inch | 14 FIRST END |
| Connection Type | THREADED EXTERNAL TUBE FIRST END |
| Mounting Position | HORIZONTAL OR VERTICAL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 209-062-520-1 | Bell Textron Inc (USA) |
| 6-969-1 | Teledyne Industries Inc Teledyne Fluid Systems Republic Business Unit (USA) |
| S2785 | Hawker Pacific Aerospace Landing Gear and Components Mfg and Repair (USA) |
| S2785 | Kaiser Fluid Technologies Inc. (USA) |
| 209-062-520 | Bell Textron Inc (USA) |
| 832A10TT56 PRIMARY | Circor Aerospace, Inc. Dba Circor Aerospace Inc (USA) |
NSN 4820-00-234-5413 is a Valve,check, manufactured by Circor Aerospace, Inc. Dba Circor Aerospace Inc, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-234-5413 has 6 cross-referenced part numbers: 209-062-520-1 (Bell Textron Inc), 6-969-1 (Teledyne Industries Inc Teledyne Fluid Systems Republic Business Unit), S2785 (Hawker Pacific Aerospace Landing Gear and Components Mfg and Repair), S2785 (Kaiser Fluid Technologies Inc.), 209-062-520 (Bell Textron Inc) and 1 more.
There is 1 known substitute for 4820-00-234-5413: 5935-00-564-1355. Verify interchangeability with system specifications before substitution.
Key specifications for 832A10TT56: Flow Control Device: POPPET; End Item Identification: HELICOPTER,UTILITY/SEARCH AND RECOVERY UH-1N;HELICOPTER,COBRA/ATTACK,AH-1J; Thread Class: 3A FIRST END A; Thread Direction: RIGHT-HAND FIRST END. 20 total characteristics are documented in the Federal Logistics Information System.