The Pressure Element As, cataloged under National Stock Number 4820-00-322-2190, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Unison Industries Llc. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4820-00-322-2190 |
| Primary Part Number | 260068 |
| Item Name | Pressure Element As |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Unison Industries Llc |
| Status | ACTIVE |
| Criticality Code Justification | FEAT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 260068 PRIMARY | Unison Industries Llc (USA) |
| Reference | Meaning |
|---|---|
| B2668 | 5/9 Secondary reference Unison Industries Llc |
| B2668 | 5/9 Secondary reference U.S. Government activity |
| W-260068 | 5/9 Secondary reference Unison Industries Llc |
| 260068 | 5/2 Secondary reference U.S. Government activity |
NSN 4820-00-322-2190 is a Pressure Element As, manufactured by Unison Industries Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-322-2190 has 1 manufacturer part number on file: 260068 (Unison Industries Llc).
1 possible match (shared part number, not a government interchangeability claim): 5905-01-593-1078. Verify interchangeability with system specifications before substitution.
Key specifications for 260068: Criticality Code Justification: FEAT; Special Features: WEAPON SYSTEM ESSENTIAL; End Item Identification: T-56 AIRCRAFT ENGINE; C-130 SERIES AIRCRAFT. 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.