The Valve,globe, cataloged under National Stock Number 4820-01-301-8909, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 27 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-301-8909 |
| Item Name | Valve,globe |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Status | ACTIVE |
| Flow Control Device | DISK |
| Flange Shape | ROUND WITH HOLES ALL ENDS |
| Furnished Items and Quantity | 1 CHAIN AND 1 SIGHT GAGE |
| FSC Application Data | FIRE FIGHTING-AQUEOUS FILM FORMING FOAM SYS |
| Flange Face Design | PLAIN ALL ENDS |
| Bolt Circle Nominal Diameter | 8.880 INCHES ALL ENDS IN |
| Connection Type | FLANGE ALL ENDS |
| Style Designator | STRAIGHT THRU FLANGED ENDS |
| Material Document and Classification | MIL-B-16541 MIL SPEC 1ST MATERIAL RESPONSE AND ASTM B584 ASSN STD 2ND MATERIAL RESPONSE BODY |
| Material Document and Classification | MIL-STD-417 SB 910 MIL STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE |
| Material Document and Classification | QQ-N-281 CL B FED SPEC SINGLE MATERIAL RESPONSE STEM |
| Material Document and Classification | QQ-N-288 COMP D FED SPEC SINGLE MATERIAL RESPONSE SEAT |
| Bolt Hole Nominal Diameter | 0.690 INCHES ALL ENDS IN |
| Operating Pressure | 250.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Valve Size | 6.000 INCHES IN |
| Bonnet Type | INSIDE SCREW |
| Nominal Outside Diameter | 10.130 INCHES ALL ENDS IN |
| Mounting Facility | BRACKET(S) |
| Bolt Hole Quantity | 12 ALL ENDS |
| Bonnet Attachment Method | BOLTED |
| Face to Face Distance | 20.000 INCHES IN |
| Material | RUBBER SYNTHETIC FLOW CONTROL DEVICE |
| Material | NICKEL ALLOY SEAT |
| Material | NICKEL ALLOY R-405 STEM |
| Material | COPPER ALLOY 922 OR COPPER ALLOY 905 BODY |
| Valve Operation Method | AUTOMATIC |
| Nominal Thickness | 1.190 INCHES ALL ENDS IN |
| 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 |
|---|---|
| 100PM-4C 6IN | 5/2 Secondary reference U.S. Government activity |
| 74376F | 3/2 Design control — primary reference U.S. Government activity |
NSN 4820-01-301-8909 is a Valve,globe, classified under FSC 4820, Valves, Nonpowered. Status: active.
Key specifications for 4820-01-301-8909: Flow Control Device: DISK; Flange Shape: ROUND WITH HOLES ALL ENDS; Furnished Items and Quantity: 1 CHAIN AND 1 SIGHT GAGE; FSC Application Data: FIRE FIGHTING-AQUEOUS FILM FORMING FOAM SYS. 27 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.