The Disk,rupturable, cataloged under National Stock Number 4820-01-545-9488, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Meggitt Safety Systems Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-545-9488 |
| Primary Part Number | 52300005-1 |
| Item Name | Disk,rupturable |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Meggitt Safety Systems Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 52300005-1 PRIMARY | Meggitt Safety Systems Inc (USA) |
NSN 4820-01-545-9488 is a Disk,rupturable, manufactured by Meggitt Safety Systems Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-545-9488 has 1 manufacturer part number on file: 52300005-1 (Meggitt Safety Systems Inc).
Key specifications for 52300005-1: Special Features: (INAVY)DISC ASSY;CURVED DISC WELDED TO A RING;MATERIALS ARE STAINLESS STEEL;DIMENSION:1.002 DIAMETER BY 0.25 THICK; End Item Identification: CONTAINER, FIRE EXTI;CYLINDER WELDMENT. 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.
NSN 4820-01-545-9488 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.