The Seat,valve, cataloged under National Stock Number 4810-00-152-0836, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is Falls Filtration Technologies, Inc.. Government technical data includes 10 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4810-00-152-0836 |
| Primary Part Number | R9W1420-213 |
| Item Name | Seat,valve |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Manufacturer | Falls Filtration Technologies, Inc. |
| Status | ACTIVE |
| Flange Seat to Disk End Height | 0.406 INCHES NOMINAL IN |
| Flange Diameter | 2.375 INCHES NOMINAL IN |
| Body Outside Diameter | 1.000 INCHES NOMINAL IN |
| Style Designator | PLAIN FLANGED |
| Body Inside Diameter | 0.860 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE OVERALL |
| Under Flange Height | 0.545 INCHES NOMINAL IN |
| Material | STEEL CORROSION RESISTING OVERALL |
| Seat Angle in Deg | 45.000 NOMINAL |
| Seating Surface Shape | ANGULAR |
| 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 |
|---|---|
| R9W1420-213 PRIMARY | Falls Filtration Technologies, Inc. (USA) |
NSN 4810-00-152-0836 is a Seat,valve, manufactured by Falls Filtration Technologies, Inc., classified under FSC 4810, Valves, Powered. Status: active.
NSN 4810-00-152-0836 has 1 manufacturer part number on file: R9W1420-213 (Falls Filtration Technologies, Inc.).
Key specifications for R9W1420-213: Flange Seat to Disk End Height: 0.406 INCHES NOMINAL IN; Flange Diameter: 2.375 INCHES NOMINAL IN; Body Outside Diameter: 1.000 INCHES NOMINAL IN; Style Designator: PLAIN FLANGED. 10 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.