The Valve,globe, cataloged under National Stock Number 4820-01-058-0839, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok. Government technical data includes 15 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-058-0839 |
| Primary Part Number | 10203-15 |
| Item Name | Valve,globe |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok |
| Status | ACTIVE |
| Flow Control Device | DISK |
| Nominal Pipe Size Accommodated | 0.250 INCHES ALL ENDS IN |
| Connection Style | PLAIN (PIPE) ALL ENDS |
| Connection Type | UNTHREADED EXTERNAL PIPE ALL ENDS |
| Style Designator | STRAIGHT THRU |
| Material Document and Classification | QQ-S-763,CLASS 316 FED SPEC SINGLE MATERIAL RESPONSE BODY |
| Material Document and Classification | MIL-4-5031,CLASS 13 MIL SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE |
| Material Document and Classification | QQ-S-763,CLASS 316 FED SPEC SINGLE MATERIAL RESPONSE SEAT |
| Material Document and Classification | QQ-S-764,TYPE 416-CANCELED FED SPEC SINGLE MATERIAL RESPONSE STEM |
| Operating Pressure | 4500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Bonnet Type | INSIDE SCREW |
| Bonnet Attachment Method | THREADED |
| Media for Which Designed | WATER-OIL-GAS SINGLE RESPONSE |
| Material | STEEL OVERALL |
| 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 |
| Part Number | Manufacturer |
|---|---|
| 10203-15 PRIMARY | Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok (USA) |
| 845-2110224ASSYAV1-4IN | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 845-2110224 | D/9 Drawing number reference only Naval Sea Systems Command |
| 2620-906X9ASSYAV1-4IN | 5/9 Secondary reference U.S. Government activity |
| 10203-16 | 5/9 Secondary reference Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok |
| 845-2110224ASSY | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
| 2620-906X9ASSYA | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 4820-01-058-0839 is a Valve,globe, manufactured by Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-058-0839 has 2 manufacturer part numbers on file: 10203-15 (Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok), 845-2110224ASSYAV1-4IN (Naval Sea Systems Command).
Key specifications for 10203-15: Flow Control Device: DISK; Nominal Pipe Size Accommodated: 0.250 INCHES ALL ENDS IN; Connection Style: PLAIN (PIPE) ALL ENDS; Connection Type: UNTHREADED EXTERNAL PIPE ALL ENDS. 15 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.