The Disk,valve, cataloged under National Stock Number 4820-01-232-3089, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Collins Engine Nozzles, Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 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 | 4820-01-232-3089 |
| Primary Part Number | 25787 |
| Item Name | Disk,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Collins Engine Nozzles, Inc |
| 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 |
|---|---|
| 25787 PRIMARY | Collins Engine Nozzles, Inc (USA) |
NSN 4820-01-232-3089 is a Disk,valve, manufactured by Collins Engine Nozzles, Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-232-3089 has 1 manufacturer part number on file: 25787 (Collins Engine Nozzles, Inc).
1 possible match (shared part number, not a government interchangeability claim): 5330-01-691-3411. Verify interchangeability with system specifications before substitution.
Key specifications for 25787: Special Features: FOR NO. 25781 BRASS PRESSURE RELIEF VALVE. 0 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.