The Gear Operator,valve, cataloged under National Stock Number 4820-01-424-6138, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Tomoe Valve Co. Ltd. Government technical data includes 3 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-424-6138 |
| Primary Part Number | A3-22832PCR21 |
| Item Name | Gear Operator,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Tomoe Valve Co. Ltd |
| Status | ACTIVE |
| Valve Type for Which Designed | BUTTERFLY |
| Features Provided | HANDWHEEL |
| Valve Size for Which Designed | 12.000 INCHES IN |
| 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 |
|---|---|
| A3-22832PCR21 PRIMARY | Tomoe Valve Co. Ltd (JPN) |
| Reference | Meaning |
|---|---|
| A3-228332PCR21 | C/1 Advisory reference — outside the item-of-supply concept Fuji Trading America Inc |
| A3-22832PCR21 | 5/9 Secondary reference Fuji Trading (america) Inc. |
| A3-22832PCR21 | 3/9 Design control — primary reference Tomoe Valve Co. Ltd |
| A3-22832PCR21 | 5/9 Secondary reference Fuji Trading America Inc |
NSN 4820-01-424-6138 is a Gear Operator,valve, manufactured by Tomoe Valve Co. Ltd, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-424-6138 has 1 manufacturer part number on file: A3-22832PCR21 (Tomoe Valve Co. Ltd).
Key specifications for A3-22832PCR21: Valve Type for Which Designed: BUTTERFLY; Features Provided: HANDWHEEL; Valve Size for Which Designed: 12.000 INCHES IN; End Item Identification: STRATEGIC SEALIFT CONVERSION SHIPS CLASS. 3 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.