The Valve,globe, cataloged under National Stock Number 4820-00-287-3318, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Union Carbide Corp Sub of Dow Co the. Government technical data includes 30 specifications, cited from the U.S. Government catalog. The record lists 6 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-287-3318 |
| Primary Part Number | 8544-8175 |
| Item Name | Valve,globe |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Union Carbide Corp Sub of Dow Co the |
| Status | ACTIVE |
| Flow Control Device | DISK |
| Furnished Items and Quantity | 1 CAP AND 1 CHAIN |
| Connection Style | FLARED (TUBE) SECOND END |
| Connection Style | SOCKET (TUBE) FIRST END |
| Connection Type | UNTHREADED INTERNAL TUBE FIRST END |
| Connection Type | THREADED EXTERNAL TUBE SECOND END |
| Style Designator | STRAIGHT THRU |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE STEM |
| Material Document and Classification | QQ-B-626,ALLOY 377 FED SPEC SINGLE MATERIAL RESPONSE SEAT |
| Material Document and Classification | QQ-B-626,ALLOY 377 FED SPEC SINGLE MATERIAL RESPONSE BODY |
| Material Document and Classification | QQ-B-637,ALLOY 464 FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE |
| Nominal Outside Diameter Tube Accommodated | 0.375 INCHES SECOND END IN |
| Nominal Outside Diameter Tube Accommodated | 0.375 INCHES FIRST END IN |
| Operating Pressure | 500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Bonnet Type | INSIDE SCREW |
| Thread Direction | RIGHT-HAND SECOND END |
| Nominal Thread Size | 0.625 INCHES SECOND END IN |
| Seat Angle | 45.0 DEGREES SECOND END |
| Maximum Operating Temp | 450.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Mounting Facility | LUG(S) |
| Bonnet Attachment Method | THREADED |
| Media for Which Designed | REFRIGERANT 22 SECOND RESPONSE |
| Media for Which Designed | REFRIGERANT 12 FIRST RESPONSE |
| Thread Class | 3A SECOND END A |
| Thread Quantity Per Inch | 18 SECOND END |
| Material | STEEL COMP 303 STEM |
| Material | COPPER ALLOY 377 SEAT |
| Material | COPPER ALLOY 377 BODY |
| Material | COPPER ALLOY 377 AND PLASTIC POLYAMIDE NYLON FLOW CONTROL DEVICE |
| Thread Series Designator | UNF SECOND END |
| 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 |
|---|---|
| 6232N | Henry Technologies Limited (GBR) |
| 8544-8175 PRIMARY | Union Carbide Corp Sub of Dow Co the (USA) |
| 24CL03081PC60 PRIMARY | Naval Sea Systems Command (USA) |
| 068L601/Y-869 | Johnson Controls Ltd, York Navy Systems (GBR) |
| 6232N | Parts Center (GBR) |
| J3152924PC34 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 6232N | 5/9 Secondary reference Henry Technologies, Inc. |
| 4820PL0991293 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 24CL03081PC60 | 5/9 Secondary reference U.S. Government activity |
| J3152924PC34 | 5/9 Secondary reference U.S. Government activity |
| 0ME126-25APC20A23AT041A | 5/9 Secondary reference Carrier Corp |
| 2A267652PC34 | 5/9 Secondary reference Henry Technologies, Inc. |
NSN 4820-00-287-3318 is a Valve,globe, manufactured by Union Carbide Corp Sub of Dow Co the, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-287-3318 has 6 manufacturer part numbers on file: 6232N (Henry Technologies Limited), 8544-8175 (Union Carbide Corp Sub of Dow Co the), 24CL03081PC60 (Naval Sea Systems Command), 068L601/Y-869 (Johnson Controls Ltd, York Navy Systems), 6232N (Parts Center) and 1 more.
Key specifications for 8544-8175: Flow Control Device: DISK; Furnished Items and Quantity: 1 CAP AND 1 CHAIN; Connection Style: FLARED (TUBE) SECOND END; Connection Style: SOCKET (TUBE) FIRST END. 30 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.