The Valve,globe, cataloged under National Stock Number 4820-01-347-0689, 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 18 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4820-01-347-0689 |
| Primary Part Number | 2112F4B OXYGEN CLEAN |
| Item Name | Valve,globe |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok |
| Status | ACTIVE |
| Nominal Pipe Size Accommodated | 0.250 INCHES SECOND END IN |
| Nominal Pipe Size Accommodated | 0.250 INCHES THIRD END IN |
| Connection Style | PLAIN,OPTIONAL END(PIPE) ALL ENDS |
| Minimum Operating Temp | -65.0 FAHRENHEIT DEGF |
| Connection Type | THREADED INTERNAL PIPE ALL ENDS |
| Style Designator | STRAIGHT THRU |
| Operating Pressure | 500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Bonnet Type | INSIDE SCREW |
| Thread Direction | RIGHT-HAND ALL ENDS |
| Nominal Thread Size | 0.250 INCHES ALL ENDS IN |
| Maximum Operating Temp | 450.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Mounting Facility | PANEL |
| Bonnet Attachment Method | THREADED |
| Thread Class | 2A FIRST END A |
| Material | COPPER ALLOY BODY |
| Material | PLASTIC POLYAMIDE NYLON 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 |
| Part Number | Manufacturer |
|---|---|
| 1780AS120-1 | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| 2112F4B OXYGEN CLEAN PRIMARY | Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok (USA) |
| Reference | Meaning |
|---|---|
| 1780AS120 | D/9 Drawing number reference only Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
NSN 4820-01-347-0689 is a Valve,globe, manufactured by Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-347-0689 has 2 manufacturer part numbers on file: 1780AS120-1 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), 2112F4B OXYGEN CLEAN (Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok).
Key specifications for 2112F4B OXYGEN CLEAN: Nominal Pipe Size Accommodated: 0.250 INCHES SECOND END IN; Nominal Pipe Size Accommodated: 0.250 INCHES THIRD END IN; Connection Style: PLAIN,OPTIONAL END(PIPE) ALL ENDS; Minimum Operating Temp: -65.0 FAHRENHEIT DEGF. 18 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.