The Stem,fluid Valve, cataloged under National Stock Number 4820-01-491-4885, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Hunt Valve Company, Inc.. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-491-4885 |
| Primary Part Number | NB25223-0150 PART 9 |
| Item Name | Stem,fluid Valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Hunt Valve Company, Inc. |
| Status | ACTIVE |
| Valve Type for Which Designed | GLOBE |
| Stem Actuating End Type | THREADED EXTERNALLY |
| Valve Model Number for Which Designed | 250 LB BRONZE FLANGED GLOBE STOP VALVE LBS |
| Material Document and Classification | QQ-N-281, CL A FED SPEC SINGLE MATERIAL RESPONSE |
| Valve Size for Which Designed | 1.500 INCHES IN |
| Material | NICKEL ALLOY 400 |
| 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 |
|---|---|
| NB25223-0150 PART 9 PRIMARY | Hunt Valve Company, Inc. (USA) |
| Reference | Meaning |
|---|---|
| NB25223-0150 PART 9 | 3/9 Design control — primary reference Pima Valve, Llc |
| NB2522E-0000 | D/9 Drawing number reference only Pima Valve, Llc |
| NB2522E-0000 PA | C/1 Advisory reference — outside the item-of-supply concept Pima Valve, Llc |
NSN 4820-01-491-4885 is a Stem,fluid Valve, manufactured by Hunt Valve Company, Inc., classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-491-4885 has 1 manufacturer part number on file: NB25223-0150 PART 9 (Hunt Valve Company, Inc.).
Key specifications for NB25223-0150 PART 9: Valve Type for Which Designed: GLOBE; Stem Actuating End Type: THREADED EXTERNALLY; Valve Model Number for Which Designed: 250 LB BRONZE FLANGED GLOBE STOP VALVE LBS; Material Document and Classification: QQ-N-281, CL A FED SPEC SINGLE MATERIAL RESPONSE. 6 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.