The Disk,rupturable, cataloged under National Stock Number 4820-01-623-3643, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Johnson Controls Navy Systems, Llc. The record lists 3 manufacturer part numbers 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 | 4820-01-623-3643 |
| Primary Part Number | 026-43359-000 |
| Item Name | Disk,rupturable |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Johnson Controls Navy Systems, Llc |
| 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 |
|---|---|
| 477-17226-000 ITEM 107 | Johnson Controls Navy Systems, Llc (USA) |
| 026-43359-000 PRIMARY | Johnson Controls Navy Systems, Llc (USA) |
| 077-17225-001 ITEM NO. 18 | Johnson Controls Navy Systems, Llc (USA) |
NSN 4820-01-623-3643 is a Disk,rupturable, manufactured by Johnson Controls Navy Systems, Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-623-3643 has 3 manufacturer part numbers on file: 477-17226-000 ITEM 107 (Johnson Controls Navy Systems, Llc), 026-43359-000 (Johnson Controls Navy Systems, Llc), 077-17225-001 ITEM NO. 18 (Johnson Controls Navy Systems, Llc).
1 possible match (shared part number, not a government interchangeability claim): 4820-01-624-1269. Verify interchangeability with system specifications before substitution.
Key specifications for 026-43359-000: Part Name Assigned by Controlling Agency: DISK,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.