The Valve,inertia Check, cataloged under National Stock Number 4820-00-003-6295, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Lourdes Industries, Inc.. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-003-6295 |
| Primary Part Number | L59000 |
| Item Name | Valve,inertia Check |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Lourdes Industries, Inc. |
| Status | ACTIVE |
| General Characteristics Item Description | ONE END PLAIN 1.400 IN. MAX DIA,OTHER END FLANGED SQUARE SHAPE 0.100 IN. THK,2.000 IN. W AND LG,4 HOLES IN FLANGE MIN 0.280 IN. MAX 0.287 IN. DIA,MAX 1.800 IN. H O/A IN |
| 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 |
|---|---|
| L59000 PRIMARY | Lourdes Industries, Inc. (USA) |
| A51P9140-1 | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Northrop Grumman Aeronautics Systems (USA) |
| Reference | Meaning |
|---|---|
| A51P9140-1 | 5/9 Secondary reference Northrop Grumman Systems Corporation |
NSN 4820-00-003-6295 is a Valve,inertia Check, manufactured by Lourdes Industries, Inc., classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-003-6295 has 2 manufacturer part numbers on file: L59000 (Lourdes Industries, Inc.), A51P9140-1 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Northrop Grumman Aeronautics Systems).
Key specifications for L59000: General Characteristics Item Description: ONE END PLAIN 1.400 IN. MAX DIA,OTHER END FLANGED SQUARE SHAPE 0.100 IN. THK,2.000 IN. W AND LG,4 HOLES IN FLANGE MIN 0.280 IN. MAX 0.287 IN. DIA,MAX 1.800 IN. H O/A IN. 1 specification is 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.