The Disk,valve, cataloged under National Stock Number 4820-01-123-4132, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is The Walworth Company. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 17 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4820-01-123-4132 |
| Primary Part Number | 5232-3WEDGE |
| Item Name | Disk,valve |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | The Walworth Company |
| Status | CANCELLED |
| Style Designator | SOLID WEDGE |
| Taper Minor Diameter | 1.632 INCHES NOMINAL IN |
| Taper Length | 4.733 INCHES NOMINAL IN |
| Taper Major Diameter | 2.182 INCHES NOMINAL IN |
| Material | STEEL |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 845-1889550ASSYGS5IN PIECE 41 | Naval Ship Systems Command (USA) |
| 2620-922X1 | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| 5232-3WEDGE PRIMARY | The Walworth Company (USA) |
| C9777-5-1 | Walworth Co Marine Div (USA) |
| 2620-922X1 PC 5/3 INCH PRIMARY | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| 2620-922X1ASSYGS5IN PIECE 41 | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| SS845-1889580 PIECE 5 | Naval Ship Systems Command (USA) |
| 845-1889550ASSYAS5IN PIECE69 | Naval Ship Systems Command (USA) |
| 2620-922X5 PC 5/3 INCH PRIMARY | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| 2620-922X4 | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| 2DP2289NPC15-3 PRIMARY | The Walworth Company (USA) |
| 2620-922X5 | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| 845-1889550 | Naval Ship Systems Command (USA) |
| SS845-1889580 | Naval Ship Systems Command (USA) |
| 9878-7-Y-6 PRIMARY | The Walworth Company (USA) |
| 2620-922X1ASSYAS5IN PIECE69 | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| C9777-5-1 PRIMARY | The Walworth Company (USA) |
NSN 4820-01-123-4132 is a Disk,valve, manufactured by The Walworth Company, classified under FSC 4820 (No Item Name Available). Status: cancelled.
NSN 4820-01-123-4132 has 17 cross-referenced part numbers: 845-1889550ASSYGS5IN PIECE 41 (Naval Ship Systems Command), 2620-922X1 (Electric Boat Corporation Div General Dynamics Electric Boat), 5232-3WEDGE (The Walworth Company), C9777-5-1 (Walworth Co Marine Div), 2620-922X1 PC 5/3 INCH (Electric Boat Corporation Div General Dynamics Electric Boat) and 12 more.
There are 12 known substitutes for 4820-01-123-4132: 4820-01-058-2349, 4820-01-108-8662, 4820-01-114-1957 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 5232-3WEDGE: Style Designator: SOLID WEDGE; Taper Minor Diameter: 1.632 INCHES NOMINAL IN; Taper Length: 4.733 INCHES NOMINAL IN; Taper Major Diameter: 2.182 INCHES NOMINAL IN. 5 total characteristics are documented in the Federal Logistics Information System.
NSN 4820-01-123-4132 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.