The Valve,globe, cataloged under National Stock Number 4820-00-477-7957, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Cae Inc. Government technical data includes 17 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4820-00-477-7957 |
| Primary Part Number | PS289493-01 |
| Item Name | Valve,globe |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Cae Inc |
| Status | ACTIVE |
| Flow Control Device | DISKDISK |
| Connection Style | PLAIN (TUBE) ALL ENDSPLAIN (TUBE) ALL ENDS |
| Connection Type | THREADED EXTERNAL BOSS ALL ENDSTHREADED EXTERNAL BOSS ALL ENDS |
| Style Designator | STRAIGHT THRU |
| Operating Pressure | 6000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Bonnet Type | PACKING RETAININGPACKING RETAINING |
| Thread Direction | RIGHT-HAND ALL ENDSRIGHT-HAND ALL ENDS |
| Nominal Thread Size | 0.562 INCHES ALL ENDS0.562 INCHES ALL ENDS IN |
| Maximum Operating Temp | -50.0 FAHRENHEIT FIRST RESPONSE-50.0 FAHRENHEIT FIRST RESPONSE DEGF |
| Maximum Operating Temp | 450.0 FAHRENHEIT SECOND RESPONSE450.0 FAHRENHEIT SECOND RESPONSE DEGF |
| Media for Which Designed | WATER-OIL-GAS SINGLE RESPONSE |
| Thread Class | 2A ALL ENDS2A ALL ENDS A |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR PACKING |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR PACKINGSTEEL COMP 316 STEM |
| Material | STEEL COMP 316 STEMPLASTIC POLYCHLOROTRIFLUOROETHYLENE SEAT |
| Thread Series Designator | UNF ALL ENDS |
| Valve Operation Method | MANUALMANUAL |
| 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 |
|---|---|
| PS289493-01 | Cae Inc (CAN) |
| Reference | Meaning |
|---|---|
| 1810174 | C/1 Advisory reference — outside the item-of-supply concept Northrop Grumman Systems Corporation |
| 6230KR | 3/2 Design control — primary reference U.S. Government activity |
NSN 4820-00-477-7957 is a Valve,globe, manufactured by Cae Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-477-7957 has 1 manufacturer part number on file: PS289493-01 (Cae Inc).
Key specifications for PS289493-01: Flow Control Device: DISKDISK; Connection Style: PLAIN (TUBE) ALL ENDSPLAIN (TUBE) ALL ENDS; Connection Type: THREADED EXTERNAL BOSS ALL ENDSTHREADED EXTERNAL BOSS ALL ENDS; Style Designator: STRAIGHT THRU. 17 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.