The Ball,valve,ported, cataloged under National Stock Number 4820-01-279-7341, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Naval Inventory Control Point Mechanicsburg. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-279-7341 |
| Primary Part Number | 298-00-204 PC 37 2INQA |
| Item Name | Ball,valve,ported |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Naval Inventory Control Point Mechanicsburg |
| Status | ACTIVE |
| Spherical Diameter | 3.238 INCHES MINIMUM AND 3.241 INCHES MAXIMUM IN |
| Stem Accommodation Quantity | 1 |
| Material Document and Classification | MIL-T-90470 MIL SPEC SINGLE MATERIAL RESPONSE |
| Material | TITANIUM |
| 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 |
|---|---|
| 298-00-204 PC 37 2INQA | Naval Inventory Control Point Mechanicsburg (USA) |
| Reference | Meaning |
|---|---|
| 298-00-204 PC 37 2IN | 3/9 Design control — primary reference Circor Intl Inc |
| 298-00-204 PIEC | C/1 Advisory reference — outside the item-of-supply concept Naval Inventory Control Point Mechanicsburg |
NSN 4820-01-279-7341 is a Ball,valve,ported, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-279-7341 has 1 manufacturer part number on file: 298-00-204 PC 37 2INQA (Naval Inventory Control Point Mechanicsburg).
Key specifications for 298-00-204 PC 37 2INQA: Spherical Diameter: 3.238 INCHES MINIMUM AND 3.241 INCHES MAXIMUM IN; Stem Accommodation Quantity: 1; Material Document and Classification: MIL-T-90470 MIL SPEC SINGLE MATERIAL RESPONSE; End Item Identification: LOS ANGELES CLASS SSN (688). 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.