The Valve,angle, cataloged under National Stock Number 4820-00-368-3399, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is The Walworth Company. Government technical data includes 18 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-368-3399 |
| Primary Part Number | A8626MM1F |
| Item Name | Valve,angle |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | The Walworth Company |
| Status | ACTIVE |
| Flange Shape | ROUND WITH HOLES FIRST ENDROUND WITH HOLES FIRST END |
| Furnished Items and Quantity | 1 BY-PASS |
| Flange Face Design | RAISED STRAIGHT FIRST END |
| Bolt Circle Nominal Diameter | 11.500 INCHES FIRST END IN |
| Connection Type | FLANGE FIRST ENDFLANGE FIRST END |
| Style Designator | ANGLE FLANGED ENDS |
| Bolt Hole Nominal Diameter | 1.125 INCHES FIRST END IN |
| Operating Pressure | 600.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Maximum Operating Temp | 850.0 FAHRENHEIT SINGLE RESPONSE850.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Second Connection Face to Centerline Distance | 12.000 INCHES IN |
| Nominal Outside Diameter | 14.000 INCHES FIRST END IN |
| Bolt Hole Quantity | 12 FIRST END12 FIRST END |
| Media for Which Designed | STEAM SINGLE RESPONSE |
| First Connection Face to Centerline Distance | 12.000 INCHES IN |
| Material | STEEL CORROSION RESISTING STEM |
| Material | COBALT ALLOY SEATSTEEL BODY |
| Material | STEEL CORROSION RESISTING STEMCOBALT ALLOY SEAT |
| Valve Operation Method | MANUALMANUAL |
| 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 |
|---|---|
| A8626MM1F | The Walworth Company (USA) |
| Reference | Meaning |
|---|---|
| A8626MMIF | 5/9 Secondary reference U.S. Government activity |
| A8626MM1F | 3/9 Design control — primary reference U.S. Government activity |
NSN 4820-00-368-3399 is a Valve,angle, manufactured by The Walworth Company, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-368-3399 has 1 manufacturer part number on file: A8626MM1F (The Walworth Company).
Key specifications for A8626MM1F: Flange Shape: ROUND WITH HOLES FIRST ENDROUND WITH HOLES FIRST END; Furnished Items and Quantity: 1 BY-PASS; Flange Face Design: RAISED STRAIGHT FIRST END; Bolt Circle Nominal Diameter: 11.500 INCHES FIRST END IN. 18 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.