The Disk,valve, cataloged under National Stock Number 4820-01-522-9602, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Tate Andale, Llc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | Disk,valve |
| FSC / FSG | 4820 — Valves, Nonpowered (FSG 48) |
| Manufacturers | Tate Andale, Llc (CAGE 09032) |
| Parameter | Value |
|---|---|
| NSN | 4820-01-522-9602 |
| Primary Part Number | 13952-1 |
| Item Name | Disk,valve |
| 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 |
|---|---|
| 4-410-M50M21 ITEM 3 | Tate Andale, Llc (USA) |
| 13952-1 PRIMARY | Tate Andale, Llc (USA) |
| Reference | Meaning |
|---|---|
| 4-410-M50M21 | D/9 Drawing number reference only Tate Andale, Llc |
NSN 4820-01-522-9602 is a Disk,valve, manufactured by Tate Andale, Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-522-9602 has 2 manufacturer part numbers on file: 4-410-M50M21 ITEM 3 (Tate Andale, Llc), 13952-1 (Tate Andale, Llc).
1 possible match (shared part number, not a government interchangeability claim): 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.