The Valve,gate, cataloged under National Stock Number 4820-01-321-3240, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Flowserve Inc. Government technical data includes 11 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-321-3240 |
| Primary Part Number | SW12111F8M 1 1/4IN |
| Item Name | Valve,gate |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Flowserve Inc |
| Status | ACTIVE |
| Inlet Relationship with Outlet | IDENTICAL |
| Nominal Pipe Size Accommodated | 1.675 INCHES IN |
| Stem Type | RISING |
| Connection Type | SOCKET, WELD, PIPE |
| Valve Size | 1.250 INCHES IN |
| Bonnet Type | OUTSIDE SCREW-YOKE |
| Material | STEEL BODY |
| Material | STEEL CORROSION RESISTING SEAT |
| Material | STEEL CORROSION RESISTING STEM |
| Material | STEEL CORROSION RESISTING DISK |
| 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 |
|---|---|
| SW12111F8M 1 1/4IN PRIMARY | Flowserve Inc (USA) |
| F-4662 1 1/4 IN | Flowserve Inc (USA) |
NSN 4820-01-321-3240 is a Valve,gate, manufactured by Flowserve Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-321-3240 has 2 manufacturer part numbers on file: SW12111F8M 1 1/4IN (Flowserve Inc), F-4662 1 1/4 IN (Flowserve Inc).
Key specifications for SW12111F8M 1 1/4IN: Inlet Relationship with Outlet: IDENTICAL; Nominal Pipe Size Accommodated: 1.675 INCHES IN; Stem Type: RISING; Connection Type: SOCKET, WELD, PIPE. 11 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.