The Valve,flow Control, cataloged under National Stock Number 4820-01-522-9595, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Tate Andale, Llc. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | Valve,flow Control |
| FSC / FSG | 4820 — Valves, Nonpowered (FSG 48) |
| Manufacturers | Tate Andale, Llc (CAGE 09032) |
| Parameter | Value |
|---|---|
| NSN | 4820-01-522-9595 |
| Primary Part Number | 54-211F 5IN/4-410-M50M21 |
| Item Name | Valve,flow Control |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Tate Andale, Llc |
| 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 |
|---|---|
| 54-211F 5IN/4-410-M50M21 PRIMARY | Tate Andale, Llc (USA) |
| Reference | Meaning |
|---|---|
| 4-410-M50M21 | D/9 Drawing number reference only Tate Andale, Llc |
NSN 4820-01-522-9595 is a Valve,flow Control, manufactured by Tate Andale, Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-522-9595 has 1 manufacturer part number on file: 54-211F 5IN/4-410-M50M21 (Tate Andale, Llc).
2 possible matches (shared part number, not a government interchangeability claim): 4820-01-522-9602, 4820-01-522-9607. 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.