The Stem,fluid Valve, cataloged under National Stock Number 4820-01-196-7576, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Diamond Power International, Inc.. The record lists 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Stem,fluid Valve |
| FSC / FSG | 4820 — Valves, Nonpowered (FSG 48) |
| Manufacturers | Diamond Power International, Inc. (CAGE 17590) |
| Parameter | Value |
|---|---|
| NSN | 4820-01-196-7576 |
| Primary Part Number | 301511-0111 |
| Item Name | Stem,fluid Valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Diamond Power International, Inc. |
| 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 |
| Part Number | Manufacturer |
|---|---|
| 301511-0111 PRIMARY | Diamond Power International, Inc. (USA) |
| 312862-1046 PIECE 73 | Diamond Power International, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 312862-1046 | D/9 Drawing number reference only Diamond Power International, Inc. |
NSN 4820-01-196-7576 is a Stem,fluid Valve, manufactured by Diamond Power International, Inc., classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-196-7576 has 2 manufacturer part numbers on file: 301511-0111 (Diamond Power International, Inc.), 312862-1046 PIECE 73 (Diamond Power International, Inc.).
2 possible matches (shared part number, not a government interchangeability claim): 4730-01-197-7723, 3020-01-197-7740. 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.