The Retainer,disk,valve, cataloged under National Stock Number 4820-01-385-9198, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Flomega Industries 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | Retainer,disk,valve |
| FSC / FSG | 4820 — Valves, Nonpowered (FSG 48) |
| Manufacturers | Flomega Industries Inc (CAGE 3V817) |
| Parameter | Value |
|---|---|
| NSN | 4820-01-385-9198 |
| Primary Part Number | D900274 6.00 ITEM 5 |
| Item Name | Retainer,disk,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Flomega Industries 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 |
|---|---|
| D900274 6.00 ITEM 5 PRIMARY | Flomega Industries Inc (USA) |
| C900304 | Flomega Industries Inc (USA) |
| Reference | Meaning |
|---|---|
| D900274 | D/9 Drawing number reference only Flomega Industries Inc |
NSN 4820-01-385-9198 is a Retainer,disk,valve, manufactured by Flomega Industries Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-385-9198 has 2 manufacturer part numbers on file: D900274 6.00 ITEM 5 (Flomega Industries Inc), C900304 (Flomega Industries Inc).
2 possible matches (shared part number, not a government interchangeability claim): 4820-01-432-2563, 4820-01-433-1301. 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.