The Disc Burst, cataloged under National Stock Number 4820-01-668-9640, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Rix Industries. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-668-9640 |
| Primary Part Number | 074-1301 ITEM 35 |
| Item Name | Disc Burst |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Rix Industries |
| Status | ACTIVE |
| Criticality Code Justification | ZZZY |
| Reference Number Differentiating Characteristics | CLEANING, PACKAGING, AND MARKING IAW THE LATEST REVISION OF MIL-STD-1330 |
| 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 |
|---|---|
| 074-1301 ITEM 35 | Rix Industries (USA) |
| 074-1301 ITEM 35CP | Naval Inventory Control Point Mechanicsburg (USA) |
| XM26-18293CP | Naval Inventory Control Point Mechanicsburg (USA) |
| XM26-18293 OXYGEN CLEAN | Rix Industries (USA) |
| Reference | Meaning |
|---|---|
| XM26-18293 OXYGEN CLEANCP | 3/1 Design control — primary reference Naval Inventory Control Point Mechanicsburg |
| XM26-18293 | 5/9 Secondary reference Fike Corporation |
NSN 4820-01-668-9640 is a Disc Burst, manufactured by Rix Industries, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-668-9640 has 4 manufacturer part numbers on file: 074-1301 ITEM 35 (Rix Industries), 074-1301 ITEM 35CP (Naval Inventory Control Point Mechanicsburg), XM26-18293CP (Naval Inventory Control Point Mechanicsburg), XM26-18293 OXYGEN CLEAN (Rix Industries).
Key specifications for 074-1301 ITEM 35: Criticality Code Justification: ZZZY; End Item Identification: PLUMBING ASSEMBLY; Reference Number Differentiating Characteristics: CLEANING, PACKAGING, AND MARKING IAW THE LATEST REVISION OF MIL-STD-1330. 2 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.