The Valve,gate, cataloged under National Stock Number 4820-01-525-3653, 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 21 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-525-3653 |
| Primary Part Number | NB25025E-8.0-5085 |
| 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 |
| Stem Type | RISING |
| Connection Type | FLANGE, ROUND W/HOLES |
| Material Document and Classification | QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE STEM |
| Material Document and Classification | ASTM-B61 ASSN STD SINGLE MATERIAL RESPONSE BODY |
| Material Document and Classification | ASTM-A494. GR. -30C ASSN STD SINGLE MATERIAL RESPONSE DISK |
| Material Document and Classification | ASTM-A494. GR. -30H ASSN STD SINGLE MATERIAL RESPONSE SEAT |
| Valve Size | 8.000 INCHES IN |
| Bonnet Type | OUTSIDE SCREW-YOKE |
| Specification/standard Data | 81349 - MIL-V-1189, TYPE 1. CLASS II GOVERNMENT SPECIFICATION |
| Flange Diameter | 12.375 INCHES IN |
| Bonnet Attachment Method | BOLTED |
| Face to Face Distance | 9.500 INCHES IN |
| Pressure Class | ERR-060 |
| Material | COPPER ALLOY BODY |
| Material | NICKEL ALLOY STEM |
| Material | NICKEL ALLOY SEAT |
| Material | NICKEL ALLOY DISK |
| 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 |
|---|---|
| NB25025E-8.0-5085 PRIMARY | Hunt Valve Company, Inc. (USA) |
| NB25025-8.0-5085 PRIMARY | Hunt Valve Company, Inc. (USA) |
| Reference | Meaning |
|---|---|
| NB25025E-8.0-5085 | 5/9 Secondary reference Pima Valve, Llc |
| NB25025-8.0-5085 | 5/9 Secondary reference Pima Valve, Llc |
NSN 4820-01-525-3653 is a Valve,gate, manufactured by Hunt Valve Company, Inc., classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-525-3653 has 2 manufacturer part numbers on file: NB25025E-8.0-5085 (Hunt Valve Company, Inc.), NB25025-8.0-5085 (Hunt Valve Company, Inc.).
Key specifications for NB25025E-8.0-5085: Furnished Items and Quantity: 1 HANDWHEEL; Inlet Relationship with Outlet: IDENTICAL; Flange Face Design: PLAIN; Stem Type: RISING. 21 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.