The Valve,ball, cataloged under National Stock Number 4820-01-237-1722, 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 24 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-237-1722 |
| Primary Part Number | AM150FD36TT 4IN |
| Item Name | Valve,ball |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Portland Valve Llc |
| Status | ACTIVE |
| Flange Shape | ROUND WITH HOLES ALL ENDS |
| Flange Face Design | RAISED STRAIGHT ALL ENDS |
| Third Connection Face to Centerline Distance | 6.500 INCHES IN |
| Bolt Circle Nominal Diameter | 7.500 INCHES ALL ENDS IN |
| Connection Type | FLANGE ALL ENDS |
| Style Designator | CROSS FLANGED ENDS |
| Bolt Hole Nominal Diameter | 0.750 INCHES ALL ENDS IN |
| Operating Pressure | 275.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Valve Size | 4.000 INCHES IN |
| Bonnet Type | INSIDE SCREW |
| Maximum Operating Temp | 200.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Nominal Outside Diameter | 9.000 INCHES ALL ENDS IN |
| Bolt Hole Quantity | 8 ALL ENDS |
| Bonnet Attachment Method | BOLTED |
| Face to Face Distance | 9.000 INCHES IN |
| Media for Which Designed | STEAM SINGLE RESPONSE |
| Material | PLASTIC POLYURETHANE SEAT |
| Material | STEEL CORROSION RESISTING FLOW CONTROL DEVICE |
| Material | STEEL CORROSION RESISTING BODY |
| Material | PLASTIC POLYURETHANE PACKING |
| Raised Face Nominal Diameter | 6.187 INCHES ALL ENDS IN |
| Valve Operation Method | MANUAL |
| Raised Face Nominal Height | 0.062 INCHES ALL ENDS IN |
| Nominal Thickness | 0.937 INCHES ALL ENDS 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 |
|---|---|
| AM150FD36TT 4IN PRIMARY | Portland Valve Llc (USA) |
| 4" AM150FD3600MT52 PRIMARY | Metso Automation Usa, Inc (USA) |
| Reference | Meaning |
|---|---|
| 4I AM150FD36TT | 5/9 Secondary reference Metso Automation Usa, Inc |
NSN 4820-01-237-1722 is a Valve,ball, manufactured by Portland Valve Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-237-1722 has 2 manufacturer part numbers on file: AM150FD36TT 4IN (Portland Valve Llc), 4" AM150FD3600MT52 (Metso Automation Usa, Inc).
Key specifications for AM150FD36TT 4IN: Flange Shape: ROUND WITH HOLES ALL ENDS; Flange Face Design: RAISED STRAIGHT ALL ENDS; Third Connection Face to Centerline Distance: 6.500 INCHES IN; Bolt Circle Nominal Diameter: 7.500 INCHES ALL ENDS IN. 24 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.