The Valve,check, cataloged under National Stock Number 4820-00-848-7876, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Transdigm Inc Div Aero Fluid Products. Government technical data includes 26 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-848-7876 |
| Primary Part Number | 412100 |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Transdigm Inc Div Aero Fluid Products |
| Status | ACTIVE |
| Thread Direction | RIGHT-HAND FIRST END |
| Nominal Outside Diameter Tube Accommodated | 0.250 INCHES FIRST END IN |
| Thread Class | 3A FIRST END A |
| Material | STEEL COMP 303 BODY |
| Media for Which Designed | WATER-OIL-GAS SINGLE RESPONSE |
| Connection Type | THREADED EXTERNAL TUBE FIRST END |
| Disk Loading Method | SPRING |
| Mounting Position | HORIZONTAL OR VERTICAL |
| Connection Type | THREADED EXTERNAL TUBE SECOND END |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE BODY |
| Connection Style | SWIVEL NUT, FLARED (TUBE) SECOND END |
| Material | ALUMINUM ALLOY SEAT |
| Flow Control Device | POPPET |
| Nominal Thread Size | 0.438 INCHES SECOND END IN |
| Thread Series Designator | UNF SECOND END |
| Style Designator | TEE |
| Material | ALUMINUM ALLOY FLOW CONTROL DEVICE |
| Nominal Outside Diameter Tube Accommodated | 0.250 INCHES SECOND END IN |
| Surface Treatment | PASSIVATE |
| Operating Pressure | 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Thread Class | 3A SECOND END A |
| Thread Direction | RIGHT-HAND SECOND END |
| Maximum Operating Temp | 225.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Thread Quantity Per Inch | 20 SECOND END |
| Valve Operation Method | MANUAL |
| Connection Style | SWIVEL NUT, FLARED (TUBE) FIRST END |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 4820-00-848-7876 is a Valve,check, manufactured by Transdigm Inc Div Aero Fluid Products, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-848-7876 has 3 cross-referenced part numbers: 412100 (Transdigm Inc Div Aero Fluid Products), 8-09698-1 (Hughes Missile Systems Co San Diego), 8-09698-1 (Raytheon Company).
There are 4 known substitutes for 4820-00-848-7876: 2835-00-107-2805, 6840-01-156-3614, 6530-01-527-5490 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for 412100: Thread Direction: RIGHT-HAND FIRST END; Nominal Outside Diameter Tube Accommodated: 0.250 INCHES FIRST END IN; Thread Class: 3A FIRST END A; Material: STEEL COMP 303 BODY. 26 total characteristics are documented in the Federal Logistics Information System.