The Valve,check, cataloged under National Stock Number 4820-01-335-7207, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Moog Inc. Dba Ampac-Isp Corp. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-335-7207 |
| Primary Part Number | 41119 |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Moog Inc. Dba Ampac-Isp Corp |
| Status | ACTIVE |
| Flow Control Device | DISK |
| Style Designator | STRAIGHT THRU |
| 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 |
| Part Number | Manufacturer |
|---|---|
| LA405-41110 ITEM 31 | Moog Inc. Dba Ampac-Isp Corp (USA) |
| 41119 PRIMARY | Moog Inc. Dba Ampac-Isp Corp (USA) |
| LA424-41300 ITEM 30 | Moog Inc. Dba Ampac-Isp Corp (USA) |
| Reference | Meaning |
|---|---|
| 585-6406616 FIN | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
| 20917-400 ITEM 22 | 3/9 Design control — primary reference Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace |
| CXRA2506205A | 5/2 Secondary reference U.S. Government activity |
NSN 4820-01-335-7207 is a Valve,check, manufactured by Moog Inc. Dba Ampac-Isp Corp, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-335-7207 has 3 manufacturer part numbers on file: LA405-41110 ITEM 31 (Moog Inc. Dba Ampac-Isp Corp), 41119 (Moog Inc. Dba Ampac-Isp Corp), LA424-41300 ITEM 30 (Moog Inc. Dba Ampac-Isp Corp).
Key specifications for 41119: Flow Control Device: DISK; Style Designator: STRAIGHT THRU; Valve Operation Method: AUTOMATIC. 3 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.