The Valve,gate, cataloged under National Stock Number 4820-01-078-9915, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Hunt Valve Company, Inc.. Government technical data includes 25 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-078-9915 |
| Primary Part Number | ASI-NB-25025-0800 |
| Item Name | Valve,gate |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Hunt Valve Company, Inc. |
| Status | ACTIVE |
| Furnished Items and Quantity | 1 HANDWHEEL |
| Inlet Relationship with Outlet | IDENTICAL |
| Flange Face Design | PLAIN |
| Maximum Operating Temp and Media for Which Designed | 150.0 FAHRENHEIT WATER-OIL-GAS AND 150.0 FAHRENHEIT WATER, SALT DEGF |
| Operating Pressure and Type | 250.0 POUNDS PER SQUARE INCH (PSI) WATER AND OTHER LIQUIDS MAXIMUM REQUIRED AND 250.0 POUNDS PER SQUARE INCH (PSI) SALT WATER MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED LBS |
| Stem Type | RISING |
| Connection Type | FLANGE, ROUND W/HOLES |
| Material Document and Classification | ASTM B61 ASSN STD SINGLE MATERIAL RESPONSE DISK |
| Material Document and Classification | QQ-N-288 FED SPEC SINGLE MATERIAL RESPONSE SEAT |
| Material Document and Classification | ASTM B61 ASSN STD SINGLE MATERIAL RESPONSE BODY |
| Material Document and Classification | QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE STEM |
| Valve Size | 8.000 INCHES IN |
| Bonnet Type | OUTSIDE SCREW-YOKE |
| Specification/standard Data | 81349-MIL-V-1189 GOVERNMENT SPECIFICATION |
| Departure From Cited Document | MODIFIED TO ACCEPT A VALVE ACTUATOR |
| Nondefinitive Spec/std Data | 1 TYPE AND 2 CLASS |
| Bolt Hole Quantity | 10 |
| Flange Diameter | 12.375 INCHES IN |
| Bonnet Attachment Method | BOLTED |
| Face to Face Distance | 9.500 INCHES IN |
| Material | COPPER ALLOY 922 DISK |
| Material | NICKEL ALLOY SEAT |
| Material | COPPER ALLOY 922 BODY |
| Material | NICKEL ALLOY 400 STEM |
| 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 |
|---|---|
| ASI-NB-25025-0800 PRIMARY | Hunt Valve Company, Inc. (USA) |
| Reference | Meaning |
|---|---|
| ASI-NB-25025-0800 | 3/9 Design control — primary reference Pima Valve, Llc |
| ASI-NB-25025-00008INCH | 5/9 Secondary reference Pima Valve, Llc |
| NB-25025-E-8IN MOD | 5/9 Secondary reference Pima Valve, Llc |
| MIL-V-1189 | 4/1 Identification reference U.S. Government activity |
NSN 4820-01-078-9915 is a Valve,gate, manufactured by Hunt Valve Company, Inc., classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-078-9915 has 1 manufacturer part number on file: ASI-NB-25025-0800 (Hunt Valve Company, Inc.).
Key specifications for ASI-NB-25025-0800: Furnished Items and Quantity: 1 HANDWHEEL; Inlet Relationship with Outlet: IDENTICAL; Flange Face Design: PLAIN; Maximum Operating Temp and Media for Which Designed: 150.0 FAHRENHEIT WATER-OIL-GAS AND 150.0 FAHRENHEIT WATER, SALT DEGF. 25 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.