The Valve,globe, cataloged under National Stock Number 4820-01-437-4255, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 19 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-437-4255 |
| Item Name | Valve,globe |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Status | ACTIVE |
| Flow Control Device | DISK |
| Connection Style | PLAIN,OPTIONAL END(PIPE) ALL ENDS |
| Connection Type | THREADED INTERNAL PIPE ALL ENDS |
| Style Designator | STRAIGHT THRU |
| Material Document and Classification | ASTM B371, UNS NO. C69400 ASSN STD SINGLE MATERIAL RESPONSE STEM |
| Material Document and Classification | ASTM B62, UNS NO. C83600 ASSN STD SINGLE MATERIAL RESPONSE BODY |
| Material Document and Classification | ASTM B62, UNS NO. C83600 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE |
| Operating Pressure | 800.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Features Provided | BONNET PACKING |
| Bonnet Type | INSIDE SCREW |
| Thread Direction | RIGHT-HAND ALL ENDS |
| Nominal Thread Size | 0.750 INCHES ALL ENDS IN |
| Bonnet Attachment Method | UNION |
| Media for Which Designed | OIL, HYDRAULIC SINGLE RESPONSE |
| Material | COPPER ALLOY 694 STEM |
| Material | COPPER ALLOY 836 BODY |
| Material | COPPER ALLOY 836 FLOW CONTROL DEVICE |
| Thread Series Designator | NPT ALL ENDS |
| Valve Operation Method | MANUAL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| D-VK-492-A86 IT 20 | 5/2 Secondary reference U.S. Government activity |
| 3/4INB-22T | 3/2 Design control — primary reference U.S. Government activity |
| D-VK-492-A86 IT 20 | 5/9 Secondary reference Walz and Krenzer Inc |
NSN 4820-01-437-4255 is a Valve,globe, classified under FSC 4820, Valves, Nonpowered. Status: active.
Key specifications for 4820-01-437-4255: Flow Control Device: DISK; Connection Style: PLAIN,OPTIONAL END(PIPE) ALL ENDS; Connection Type: THREADED INTERNAL PIPE ALL ENDS; Style Designator: STRAIGHT THRU. 19 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.