The Stem,fluid Valve, cataloged under National Stock Number 4820-01-246-5213, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is William Powell Company, the Dba Powell Valve Div the Starflo Corporation. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-246-5213 |
| Primary Part Number | 81E664361750000 |
| Item Name | Stem,fluid Valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | William Powell Company, the Dba Powell Valve Div the Starflo Corporation |
| Status | ACTIVE |
| Valve Type for Which Designed | GATE |
| Largest Outside Diameter | 1.125 INCHES NOMINAL IN |
| Valve Model Number for Which Designed | 2456 SG BWE |
| Valve Size for Which Designed | 4.000 INCHES IN |
| Material | STEEL COMP 316 |
| 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 |
|---|---|
| 81E664361750000 PRIMARY | William Powell Company, the Dba Powell Valve Div the Starflo Corporation (USA) |
| 73656-A ITEM 9 | William Powell Company, the Dba Powell Valve Div the Starflo Corporation (USA) |
| B-M73656-A ITEM9 | William Powell Company, the Dba Powell Valve Div the Starflo Corporation (USA) |
| Reference | Meaning |
|---|---|
| 73656-A | D/9 Drawing number reference only William Powell Company, the Dba Powell Valve Div the Starflo Corporation |
| E-66436 | 5/9 Secondary reference William Powell Company, the Dba Powell Valve Div the Starflo Corporation |
NSN 4820-01-246-5213 is a Stem,fluid Valve, manufactured by William Powell Company, the Dba Powell Valve Div the Starflo Corporation, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-246-5213 has 3 manufacturer part numbers on file: 81E664361750000 (William Powell Company, the Dba Powell Valve Div the Starflo Corporation), 73656-A ITEM 9 (William Powell Company, the Dba Powell Valve Div the Starflo Corporation), B-M73656-A ITEM9 (William Powell Company, the Dba Powell Valve Div the Starflo Corporation).
Key specifications for 81E664361750000: Valve Type for Which Designed: GATE; Largest Outside Diameter: 1.125 INCHES NOMINAL IN; Valve Model Number for Which Designed: 2456 SG BWE; Overall Length: 13.969 INCHES NOMINAL 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.