The Tool,seat Removal, cataloged under National Stock Number 4820-00-073-9931, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Portland Valve Llc. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4820-00-073-9931 |
| Primary Part Number | 092-0349-98 |
| Item Name | Tool,seat Removal |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Portland Valve Llc |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL; 1.875 IN. LG,1.500 IN. LARGEST DIA TAPERING TO 1.000 IN. DIA; TWO PROTRUDING DOWEL PINS ON TAPER FLATS; DRIVE END IS FOR 0.500 IN. DRIVE SOCKET WRENCH; FOR 1.250 AND 1.500 IN. VALVES IN |
| 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 |
|---|---|
| 092-0349-98 PRIMARY | Portland Valve Llc (USA) |
| T12550 PRIMARY | Portland Valve Llc (USA) |
| Reference | Meaning |
|---|---|
| 092-0349-98 | C/1 Advisory reference — outside the item-of-supply concept Metso Automation Usa, Inc |
NSN 4820-00-073-9931 is a Tool,seat Removal, manufactured by Portland Valve Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-073-9931 has 2 manufacturer part numbers on file: 092-0349-98 (Portland Valve Llc), T12550 (Portland Valve Llc).
Key specifications for 092-0349-98: General Characteristics Item Description: STEEL; 1.875 IN. LG,1.500 IN. LARGEST DIA TAPERING TO 1.000 IN. DIA; TWO PROTRUDING DOWEL PINS ON TAPER FLATS; DRIVE END IS FOR 0.500 IN. DRIVE SOCKET WRENCH; FOR 1.250 AND 1.500 IN. VALVES IN. 1 specification is 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.