The Valve,check, cataloged under National Stock Number 4820-01-514-3475, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Fmc Technologies Inc Dba Fmc Fluid Control. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Valve,check |
| FSC / FSG | 4820 — Valves, Nonpowered (FSG 48) |
| Manufacturers | Fmc Technologies Inc Dba Fmc Fluid Control (CAGE 71454) |
| Parameter | Value |
|---|---|
| NSN | 4820-01-514-3475 |
| Primary Part Number | 5277099 |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Fmc Technologies Inc Dba Fmc Fluid Control |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| P510460 REV A ITEM 80 | Fmc Technologies Inc Dba Fmc Fluid Control (USA) |
| 5277099 PRIMARY | Fmc Technologies Inc Dba Fmc Fluid Control (USA) |
| Reference | Meaning |
|---|---|
| P510460 | D/9 Drawing number reference only Fmc Technologies Inc Dba Fmc Fluid Control |
| 6700DU5005746 | D/9 Drawing number reference only Fmc Technologies Inc Dba Fmc Fluid Control |
NSN 4820-01-514-3475 is a Valve,check, manufactured by Fmc Technologies Inc Dba Fmc Fluid Control, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-514-3475 has 2 manufacturer part numbers on file: P510460 REV A ITEM 80 (Fmc Technologies Inc Dba Fmc Fluid Control), 5277099 (Fmc Technologies Inc Dba Fmc Fluid Control).
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.