The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4820-00-106-4954, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Matheson Co Div of G D Searle Medical Products. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-106-4954 |
| Primary Part Number | 8-250-590 |
| Item Name | Valve,regulating,fluid Pressure |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Matheson Co Div of G D Searle Medical Products |
| Status | ACTIVE |
| Valve Loading Method | SPRING |
| Thread Size and Series/type Designator | 1/2-14 NPT SECOND END |
| Thread Size and Series/type Designator | 7/8-16 UN FIRST END |
| Filter | INCLUDED |
| Second End Relationship with First End | NOT IDENTICAL |
| Body Style | STRAIGHT THRU |
| First End Outside Diameter Tube Accommodated | 0.625 INCHES NOMINAL IN |
| Material | STEEL STEM |
| End Connection Quantity | 2 |
| Second End Style Designator | PLAIN |
| Media for Which Designed | HELIUM |
| Regulation Type | 1ST STAGE AUTOMATIC, 2ND STAGE MANUAL |
| Flow Control Device | STEM AND INTEGRAL DISK |
| Material | BRASS SEAT |
| Valve Stem Design | SINGLE SEAT |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 4820-00-106-4954 is a Valve,regulating,fluid Pressure, manufactured by Matheson Co Div of G D Searle Medical Products, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-106-4954 has 2 cross-referenced part numbers: 8-250-590 (Matheson Co Div of G D Searle Medical Products), 9-590 (Matheson Co Div of G D Searle Medical Products).
There are 2 known substitutes for 4820-00-106-4954: 6625-00-074-2836, 3030-00-081-5436. Verify interchangeability with system specifications before substitution.
Key specifications for 8-250-590: Valve Loading Method: SPRING; Thread Size and Series/type Designator: 1/2-14 NPT SECOND END; Thread Size and Series/type Designator: 7/8-16 UN FIRST END; Filter: INCLUDED. 15 total characteristics are documented in the Federal Logistics Information System.