The Valve,gate, cataloged under National Stock Number 4820-01-143-1374, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Flowserve Inc. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-143-1374 |
| Primary Part Number | E-40407 PART SW12111 1 1-2IN |
| Item Name | Valve,gate |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Flowserve Inc |
| Status | ACTIVE |
| Inlet Relationship with Outlet | IDENTICALIDENTICAL |
| Nominal Pipe Size Accommodated | 1.500 INCHES1.500 INCHES IN |
| Stem Type | RISINGRISING |
| Connection Type | SOCKET, WELD, PIPESOCKET, WELD, PIPE |
| Valve Size | 1.500 INCHES1.500 INCHES IN |
| Bonnet Type | OUTSIDE SCREW-YOKEOUTSIDE SCREW-YOKE |
| Bonnet Attachment Method | BOLTEDBOLTED |
| Material | STEEL BODY |
| Material | STEEL DISK |
| Material | STEEL SEAT |
| Material | STEEL STEM |
| 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 |
|---|---|
| E-40407 PART SW12111 1 1-2IN PRIMARY | Flowserve Inc (USA) |
| Reference | Meaning |
|---|---|
| SW12111 E-40407 | C/1 Advisory reference — outside the item-of-supply concept Flowserve Inc |
| E-40407 | D/9 Drawing number reference only Flowserve Inc |
NSN 4820-01-143-1374 is a Valve,gate, manufactured by Flowserve Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-143-1374 has 1 manufacturer part number on file: E-40407 PART SW12111 1 1-2IN (Flowserve Inc).
Key specifications for E-40407 PART SW12111 1 1-2IN: Inlet Relationship with Outlet: IDENTICALIDENTICAL; Nominal Pipe Size Accommodated: 1.500 INCHES1.500 INCHES IN; Stem Type: RISINGRISING; Connection Type: SOCKET, WELD, PIPESOCKET, 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.