The Valve,check, cataloged under National Stock Number 4820-01-618-9966, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Itt Goulds Pumps, Inc.. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-618-9966 |
| Primary Part Number | 460176 |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Itt Goulds Pumps, Inc. |
| Status | ACTIVE |
| Furnished Items and Quantity | 4 BOLT AND 1 GASKET |
| Nominal Pipe Size Accommodated | 2.5 INCHES FIRST END IN |
| Connection Type | FLANGE FIRST END |
| Operating Pressure | 85.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Maximum Operating Temp | 160.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Bolt Hole Quantity | 4 FIRST END |
| Media for Which Designed | LIQUID SINGLE RESPONSE |
| Material | IRON CAST BODY |
| Valve Operation Method | AUTOMATIC |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 4820-01-618-9966 is a Valve,check, manufactured by Itt Goulds Pumps, Inc., classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-618-9966 has 2 manufacturer part numbers on file: 460176 (Itt Goulds Pumps, Inc.), SPF25 (Itt Goulds Pumps, Inc.).
Key specifications for 460176: Furnished Items and Quantity: 4 BOLT AND 1 GASKET; Nominal Pipe Size Accommodated: 2.5 INCHES FIRST END IN; Connection Type: FLANGE FIRST END; Operating Pressure: 85.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS. 9 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.