The Stem,fluid Valve, cataloged under National Stock Number 4820-01-418-4669, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Core Industries Inc. Dba Mueller Steam Specialty. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-418-4669 |
| Primary Part Number | 10-52INK3-5 UPPER STEM |
| Item Name | Stem,fluid Valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Core Industries Inc. Dba Mueller Steam Specialty |
| Status | ACTIVE |
| Valve Type for Which Designed | BUTTERFLY |
| Stem Actuating End Type | FLATTED |
| Features Provided | UPPER STEM |
| Valve Size for Which Designed | 10.000 INCHES IN |
| Material | STEEL COMP 416 |
| 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 |
|---|---|
| 10-52INK3-5 UPPER STEM PRIMARY | Core Industries Inc. Dba Mueller Steam Specialty (USA) |
| AN-10.0-52-L NUMBER2 UPPER STEM | Core Industries Inc. Dba Mueller Steam Specialty (USA) |
NSN 4820-01-418-4669 is a Stem,fluid Valve, manufactured by Core Industries Inc. Dba Mueller Steam Specialty, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-418-4669 has 2 manufacturer part numbers on file: 10-52INK3-5 UPPER STEM (Core Industries Inc. Dba Mueller Steam Specialty), AN-10.0-52-L NUMBER2 UPPER STEM (Core Industries Inc. Dba Mueller Steam Specialty).
Key specifications for 10-52INK3-5 UPPER STEM: Valve Type for Which Designed: BUTTERFLY; Stem Actuating End Type: FLATTED; Features Provided: UPPER STEM; Valve Size for Which Designed: 10.000 INCHES IN. 5 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.