The Valve,butterfly, cataloged under National Stock Number 4820-01-444-6418, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc. Government technical data includes 9 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-444-6418 |
| Primary Part Number | P-2855-E W/TTMA FLANGE 2 INCH |
| Item Name | Valve,butterfly |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc |
| Status | ACTIVE |
| Flange Shape | ROUND WITH HOLES ALL ENDS |
| Bolt Circle Nominal Diameter | 3.750 INCHES ALL ENDS IN |
| Style Designator | STRAIGHT THRU |
| Bolt Hole Nominal Diameter | 0.430 INCHES ALL ENDS IN |
| Valve Size | 2.000 INCHES IN |
| Nominal Outside Diameter | 4.485 INCHES ALL ENDS IN |
| Bolt Hole Quantity | 6 ALL ENDS |
| Material | ALUMINUM BODY |
| 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 |
|---|---|
| 13230E5351-1 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| P-2855-E W/TTMA FLANGE 2 INCH PRIMARY | Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc (USA) |
| Reference | Meaning |
|---|---|
| P2850E-TTMA-2 IN. | 5/9 Secondary reference Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc |
NSN 4820-01-444-6418 is a Valve,butterfly, manufactured by Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-444-6418 has 2 manufacturer part numbers on file: 13230E5351-1 (U S Army Tank Automotive Command Amsta-Im-Mm), P-2855-E W/TTMA FLANGE 2 INCH (Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc).
Key specifications for P-2855-E W/TTMA FLANGE 2 INCH: Flange Shape: ROUND WITH HOLES ALL ENDS; Bolt Circle Nominal Diameter: 3.750 INCHES ALL ENDS IN; Style Designator: STRAIGHT THRU; Bolt Hole Nominal Diameter: 0.430 INCHES ALL ENDS IN. 9 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.