The Valve,check, cataloged under National Stock Number 4820-01-255-6618, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Emerson Automation Solutions Final Control Us Lp Div Navy Product Team. Government technical data includes 10 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. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-255-6618 |
| Primary Part Number | 90089-000 |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team |
| Status | ACTIVE |
| Connection Type | UNTHREADED INTERNAL PIPE ALL ENDS |
| Operating Pressure | 700.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Material | COPPER ALLOY BODY |
| Nominal Pipe Size Accommodated | 0.750 INCHES ALL ENDS IN |
| Mounting Position | HORIZONTAL |
| Valve Operation Method | AUTOMATIC |
| Media for Which Designed | WATER-OIL-GAS SINGLE RESPONSE |
| Connection Style | SOCKET (PIPE) ALL ENDS |
| Flow Control Device | DISK |
| Style Designator | STRAIGHT THRU |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| NS-3983 | National Oilwell (USA) |
| 90089-000 PRIMARY | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA) |
| NS-3983 ASSY B | National Oilwell (USA) |
NSN 4820-01-255-6618 is a Valve,check, manufactured by Emerson Automation Solutions Final Control Us Lp Div Navy Product Team, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-255-6618 has 3 cross-referenced part numbers: NS-3983 (National Oilwell), 90089-000 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), NS-3983 ASSY B (National Oilwell).
There are 8 known substitutes for 4820-01-255-6618: 4820-01-063-3879, 4820-01-087-1336, 4820-01-088-0912 and 5 more. Verify interchangeability with system specifications before substitution.
Key specifications for 90089-000: Connection Type: UNTHREADED INTERNAL PIPE ALL ENDS; Operating Pressure: 700.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS; Material: COPPER ALLOY BODY; Nominal Pipe Size Accommodated: 0.750 INCHES ALL ENDS IN. 11 total characteristics are documented in the Federal Logistics Information System.