The Ball,valve,ported, cataloged under National Stock Number 4820-01-274-6750, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Portland Valve Llc. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-274-6750 |
| Primary Part Number | 001-0550-22 |
| Item Name | Ball,valve,ported |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Portland Valve Llc |
| Status | ACTIVE |
| Port Configuration | STRAIGHT |
| Stem Accommodation Quantity | 1 |
| Port Quantity | 2 |
| Surface Treatment | CHROMIUM |
| Material | STEEL |
| 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 |
|---|---|
| NJ 2IN 21-1100TTC0 | Metso Automation Usa, Inc (USA) |
| 001-0550-22 PRIMARY | Portland Valve Llc (USA) |
| 1 1/2-4P-2200TT-1 ITEM 3 | Portland Valve Llc (USA) |
| Reference | Meaning |
|---|---|
| S-3990 REV A 2I | C/1 Advisory reference — outside the item-of-supply concept Metso Automation Usa, Inc |
| 1-1/2-4P-2200TT | C/1 Advisory reference — outside the item-of-supply concept Portland Valve Llc |
| S-3990 REV A 2I | C/1 Advisory reference — outside the item-of-supply concept Valve Automation and Control of San Diego Dba Valve Automation & Control of San Diego Div Valve Automation and Controls of |
NSN 4820-01-274-6750 is a Ball,valve,ported, manufactured by Portland Valve Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-274-6750 has 3 manufacturer part numbers on file: NJ 2IN 21-1100TTC0 (Metso Automation Usa, Inc), 001-0550-22 (Portland Valve Llc), 1 1/2-4P-2200TT-1 ITEM 3 (Portland Valve Llc).
Key specifications for 001-0550-22: Port Configuration: STRAIGHT; Stem Accommodation Quantity: 1; Port Quantity: 2; Special Features: FOR BALL VALVE SERIES 4000, SZ 2.000 IN. 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.