The Valve,gate, cataloged under National Stock Number 4820-01-221-2036, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Ladish Valve Company, Llc. Government technical data includes 12 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-221-2036 |
| Primary Part Number | 8271-9044-TT01-A20A |
| Item Name | Valve,gate |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Ladish Valve Company, Llc |
| Status | ACTIVE |
| Inlet Relationship with Outlet | IDENTICAL |
| Nominal Pipe Size Accommodated | 2.000 INCHES IN |
| Stem Type | NONRISING |
| Connection Type | SOCKET, WELD, PIPE |
| Valve Size | 2.000 INCHES IN |
| Bonnet Type | OUTSIDE SCREW-YOKE |
| Bonnet Attachment Method | BOLTED |
| Material | STEEL COMP 316 BODY |
| Material | STEEL DISK |
| Material | STEEL COMP 316 STEM |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE SEAT |
| 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 |
|---|---|
| 8271-9044-TT01-A20A PRIMARY | Ladish Valve Company, Llc (USA) |
| Reference | Meaning |
|---|---|
| 8271-9044-20B | 5/9 Secondary reference Newdell Company, the Dba Ladish Valves |
NSN 4820-01-221-2036 is a Valve,gate, manufactured by Ladish Valve Company, Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-221-2036 has 1 manufacturer part number on file: 8271-9044-TT01-A20A (Ladish Valve Company, Llc).
Key specifications for 8271-9044-TT01-A20A: Inlet Relationship with Outlet: IDENTICAL; Nominal Pipe Size Accommodated: 2.000 INCHES IN; Stem Type: NONRISING; Connection Type: SOCKET, WELD, PIPE. 12 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.