The Cap,valve, cataloged under National Stock Number 4820-01-504-6981, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Eaton Corporation Dba Eaton Inoac. Government technical data includes 4 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-504-6981 |
| Primary Part Number | 220450 |
| Item Name | Cap,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Eaton Corporation Dba Eaton Inoac |
| Status | ACTIVE |
| Valve Model Number for Which Designed | 64055 AND 64143 |
| Valve Size for Which Designed | 4.000 INCHES IN |
| Material | ALUMINUM ALLOY OR STEEL CORROSION RESISTING |
| Attachment Method | THREADED |
| 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 |
|---|---|
| 220450 PRIMARY | Eaton Corporation Dba Eaton Inoac (USA) |
NSN 4820-01-504-6981 is a Cap,valve, manufactured by Eaton Corporation Dba Eaton Inoac, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-504-6981 has 1 manufacturer part number on file: 220450 (Eaton Corporation Dba Eaton Inoac).
Key specifications for 220450: Valve Model Number for Which Designed: 64055 AND 64143; Valve Size for Which Designed: 4.000 INCHES IN; End Item Identification: C93) FIVE TON TANKER TRAILER, MODEL M967A2, 2330-01-495-0040; (C94) FIVE TON TANKER TRAILER, MODEL M969A3, 2330-01-495-0043; Material: ALUMINUM ALLOY OR STEEL CORROSION RESISTING. 4 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.