The Diaphragm,actuator Valve,special, cataloged under National Stock Number 4820-01-159-1015, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Item Name | Diaphragm,actuator Valve,special |
| FSC / FSG | 4820 — Valves, Nonpowered (FSG 48) |
| Parameter | Value |
|---|---|
| NSN | 4820-01-159-1015 |
| Item Name | Diaphragm,actuator Valve,special |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| 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 |
| Reference | Meaning |
|---|---|
| 171323 | D/9 Drawing number reference only Rosemount Analytical, Inc. Div Process Analytical Division |
| 153444 | 5/9 Secondary reference Rosemount Analytical, Inc. Div Process Analytical Division |
| 153444PC27 | 5/9 Secondary reference Rosemount Analytical, Inc. Div Process Analytical Division |
| 1078F45 PIECE 5 | C/1 Advisory reference — outside the item-of-supply concept Rosemount Analytical, Inc. Div Process Analytical Division |
| 1A97804G05 | 3/9 Design control — primary reference Rosemount Analytical, Inc. Div Process Analytical Division |
NSN 4820-01-159-1015 is a Diaphragm,actuator Valve,special, classified under FSC 4820, Valves, Nonpowered. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5340-01-318-4686. Verify interchangeability with system specifications before substitution.
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.