The Valve,check, cataloged under National Stock Number 4820-01-011-6155, 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 19 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-011-6155 |
| Primary Part Number | 232A6TT3 |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Circor Aerospace, Inc. Dba Circor Aerospace Inc |
| Status | ACTIVE |
| Operating Pressure | 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Maximum Operating Temp | 200.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Material | ALUMINUM ALLOY 2024 SEAT |
| Media for Which Designed | FUEL/OIL, HYDROCARBON SINGLE RESPONSE |
| Nominal Thread Size | 0.562 INCHES ALL ENDS IN |
| Connection Style | FLARED (TUBE) ALL ENDS |
| Connection Type | THREADED EXTERNAL TUBE ALL ENDS |
| Material | ALUMINUM ALLOY 2024 BODY |
| Material Document and Classification | QQ-A-250/4, ALLOY 2024 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Flow Control Device | POPPET |
| Mounting Position | HORIZONTAL OR VERTICAL |
| Thread Class | 3A ALL ENDS A |
| Disk Loading Method | SPRING |
| Seat Angle | 45.0 DEGREES FIRST END |
| Material | ALUMINUM ALLOY 2024 FLOW CONTROL DEVICE |
| Nominal Outside Diameter Tube Accommodated | 0.375 INCHES FIRST END IN |
| Thread Series Designator | UNF ALL ENDS |
| Thread Direction | RIGHT-HAND ALL ENDS |
| Style Designator | STRAIGHT THRU |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 4820-01-011-6155 is a Valve,check, manufactured by Circor Aerospace, Inc. Dba Circor Aerospace Inc, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-011-6155 has 2 cross-referenced part numbers: 232A6TT3 (Circor Aerospace, Inc. Dba Circor Aerospace Inc), 25176 (Williams International Co., L.l.c.).
There are 7 known substitutes for 4820-01-011-6155: 2840-00-166-0765, 5331-00-892-1943, 5365-01-190-4514 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for 232A6TT3: Operating Pressure: 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS; Maximum Operating Temp: 200.0 FAHRENHEIT SINGLE RESPONSE DEGF; Material: ALUMINUM ALLOY 2024 SEAT; Media for Which Designed: FUEL/OIL, HYDROCARBON SINGLE RESPONSE. 19 total characteristics are documented in the Federal Logistics Information System.