The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4820-01-146-0204, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Eaton Aerospace Llc Dba Eaton Aerospace Jackson. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 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 | 4820-01-146-0204 |
| Primary Part Number | 22510 |
| Item Name | Valve,regulating,fluid Pressure |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Eaton Aerospace Llc Dba Eaton Aerospace Jackson |
| Status | ACTIVE |
| Valve Loading Method | SPRING |
| Thread Size and Series/type Designator | 7/8-14 UNF FIRST END |
| First End Connection Type | THREADED INTERNAL BOSS |
| Body Style | STRAIGHT THRU |
| First End Style Designator | GASKET SEAL |
| Media for Which Designed | HYDRAULIC FLUID, MIL-H-5606 |
| Temp Rating | -65.0 FAHRENHEIT MINIMUM AND 275.0 FAHRENHEIT MAXIMUM DEGF |
| First End Thread Direction | RIGHT-HAND |
| Surface Treatment | CHROMATE OUTSIDE |
| Filter | INCLUDED |
| Regulation Type | MANUAL SINGLE STAGE |
| End Connection Quantity | 2 |
| Second End Relationship with First End | IDENTICAL |
| Material | STEEL CORROSION RESISTING BODY |
| Manual Control Method | KNOB |
| First End Thread Class | 3B |
| Surface Treatment Document and Classification | QQ-P-416, TYPE 2, CLASS 2 MFR REF SINGLE TREATMENT RESPONSE OUTSIDE |
| Flow Control Device | PISTON, SPRING LOADED |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 123SCH183-3 | Northrop Grumman Systems Corporation (USA) |
| 123SCH183-3 | Northrop Grumman Systems Corporation (USA) |
| 22510 PRIMARY | Eaton Aerospace Llc Dba Eaton Aerospace Jackson (USA) |
NSN 4820-01-146-0204 is a Valve,regulating,fluid Pressure, manufactured by Eaton Aerospace Llc Dba Eaton Aerospace Jackson, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-146-0204 has 3 cross-referenced part numbers: 123SCH183-3 (Northrop Grumman Systems Corporation), 123SCH183-3 (Northrop Grumman Systems Corporation), 22510 (Eaton Aerospace Llc Dba Eaton Aerospace Jackson).
There are 7 known substitutes for 4820-01-146-0204: 4720-00-051-4670, 3110-00-100-3571, 4320-00-126-3090 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for 22510: Valve Loading Method: SPRING; Thread Size and Series/type Designator: 7/8-14 UNF FIRST END; First End Connection Type: THREADED INTERNAL BOSS; Body Style: STRAIGHT THRU. 18 total characteristics are documented in the Federal Logistics Information System.