The Seat,valve, cataloged under National Stock Number 4820-00-561-5227, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Meggitt Troy Inc. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-561-5227 |
| Primary Part Number | 130-2382 |
| Item Name | Seat,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Meggitt Troy Inc |
| Status | ACTIVE |
| Flange Seat to Disk End Height | 0.021 INCHES MINIMUM AND 0.028 INCHES MAXIMUM IN |
| Flange Diameter | 0.373 INCHES MINIMUM AND 0.374 INCHES MAXIMUM IN |
| Body Outside Diameter | 0.248 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN |
| Style Designator | PLAIN FLANGED |
| Body Inside Diameter | 0.039 INCHES MINIMUM AND 0.041 INCHES MAXIMUM IN |
| Under Flange Height | 0.070 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN |
| Material | STEEL OVERALL |
| Seating Surface Shape | FLAT |
| 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 |
|---|---|
| 130-2382 PRIMARY | Meggitt Troy Inc (USA) |
| Reference | Meaning |
|---|---|
| 130A2382 | 5/9 Secondary reference Meggitt Troy Inc |
NSN 4820-00-561-5227 is a Seat,valve, manufactured by Meggitt Troy Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-561-5227 has 1 manufacturer part number on file: 130-2382 (Meggitt Troy Inc).
1 possible match (shared part number, not a government interchangeability claim): 5895-01-697-7804. Verify interchangeability with system specifications before substitution.
Key specifications for 130-2382: Flange Seat to Disk End Height: 0.021 INCHES MINIMUM AND 0.028 INCHES MAXIMUM IN; Flange Diameter: 0.373 INCHES MINIMUM AND 0.374 INCHES MAXIMUM IN; Body Outside Diameter: 0.248 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN; Style Designator: PLAIN FLANGED. 8 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.