The Stem,fluid Valve, cataloged under National Stock Number 4820-01-222-4585, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Mueller Brass Co.. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-222-4585 |
| Primary Part Number | A-15260 |
| Item Name | Stem,fluid Valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Mueller Brass Co. |
| 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 |
NSN 4820-01-222-4585 is a Stem,fluid Valve, manufactured by Mueller Brass Co., classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-222-4585 has 2 manufacturer part numbers on file: 190320 (Mueller Brass Co.), A-15260 (Mueller Brass Co.).
1 possible match (shared part number, not a government interchangeability claim): 5306-01-698-7147. Verify interchangeability with system specifications before substitution.
Key specifications for A-15260: Special Features: O/A LG 4.047 IN.;STEM A-9976,STEM RETAINING RING A-9949,SPRING A-9690,DISK HOLDER A-9658,DISK LOCKNUT A-9978,DISK A-9979 ARE ALL INTEGRAL IN. 0 specifications are documented in the U.S. Government catalog.
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.