The Valve,gate, cataloged under National Stock Number 4820-01-451-8148, 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 15 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4820-01-451-8148 |
| Primary Part Number | B-102-A-1000 |
| Item Name | Valve,gate |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Hunt Valve Company, Inc. |
| Status | ACTIVE |
| Inlet Relationship with Outlet | IDENTICAL |
| Flange Face Design | PLAIN |
| Stem Type | RISING |
| Connection Type | FLANGE, ROUND W/HOLES |
| Valve Size | 10.000 INCHES IN |
| Bonnet Type | OUTSIDE SCREW-YOKE |
| Bolt Hole Quantity | 12 |
| Flange Diameter | 16.000 INCHES IN |
| Bonnet Attachment Method | BOLTED |
| Face to Face Distance | 13.000 INCHES IN |
| Material | COPPER ALLOY BODY |
| Material | COPPER ALLOY DISK |
| Material | COPPER ALLOY SEAT |
| Material | COPPER ALLOY AND MANGANESE STEM |
| Valve Operation Method | HYDRAULIC |
| 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 |
|---|---|
| B-102-A SIZE 10 IN | Hunt Valve Company, Inc. (USA) |
| B-102-A-1000 PRIMARY | Hunt Valve Company, Inc. (USA) |
| Reference | Meaning |
|---|---|
| B-102-A SIZE 10 IN | 5/9 Secondary reference Pima Valve, Llc |
| B-102-A-1000 | 3/9 Design control — primary reference Pima Valve, Llc |
NSN 4820-01-451-8148 is a Valve,gate, manufactured by Hunt Valve Company, Inc., classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-451-8148 has 2 manufacturer part numbers on file: B-102-A SIZE 10 IN (Hunt Valve Company, Inc.), B-102-A-1000 (Hunt Valve Company, Inc.).
Key specifications for B-102-A-1000: Inlet Relationship with Outlet: IDENTICAL; Flange Face Design: PLAIN; Stem Type: RISING; Connection Type: FLANGE, ROUND W/HOLES. 15 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.