The Disk,rupturable, cataloged under National Stock Number 4820-01-577-4979, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Pacific Consolidated Industries Llc. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4820-01-577-4979 |
| Primary Part Number | 793552-001 OXYGEN CLEAN |
| Item Name | Disk,rupturable |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Pacific Consolidated Industries Llc |
| Status | ACTIVE |
| Disk Material | STEEL CORROSION RESISTING OR COPPER ALLOY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | S |
| Part Number | Manufacturer |
|---|---|
| 793552-001 OXYGEN CLEANCP | Naval Inventory Control Point Mechanicsburg (USA) |
| 793419 ITEM NO 5CP | Naval Inventory Control Point Mechanicsburg (USA) |
| 793552-001 OXYGEN CLEAN PRIMARY | Pacific Consolidated Industries Llc (USA) |
| Reference | Meaning |
|---|---|
| 793419 ITEM NO 5 | 5/1 Secondary reference Pacific Consolidated Industries Llc |
NSN 4820-01-577-4979 is a Disk,rupturable, manufactured by Pacific Consolidated Industries Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-577-4979 has 3 manufacturer part numbers on file: 793552-001 OXYGEN CLEANCP (Naval Inventory Control Point Mechanicsburg), 793419 ITEM NO 5CP (Naval Inventory Control Point Mechanicsburg), 793552-001 OXYGEN CLEAN (Pacific Consolidated Industries Llc).
Key specifications for 793552-001 OXYGEN CLEAN: Disk Material: STEEL CORROSION RESISTING OR COPPER ALLOY; Part Name Assigned by Controlling Agency: RUPTURE DISC, VENT; End Item Identification: TANK ASSEMBLY, LOX. 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.