The Disk and Seat Set,valve, cataloged under National Stock Number 4820-01-254-5574, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Clark-Reliance Llc Dba Jerguson Gage & Valve. Government technical data includes 2 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4820-01-254-5574 |
| Primary Part Number | T-2245-A VALVE ASSY |
| Item Name | Disk and Seat Set,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Clark-Reliance Llc Dba Jerguson Gage & Valve |
| Status | ACTIVE |
| Component Quantity | 7 |
| Nonsupply Items and Quantities | SEAT 1;SPACER 1;SEAT BUSHING 1;SPACER GASKET 1;BRACKET 1;DISK 1;DISK LOCK 1 |
| 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 |
|---|---|
| T-2245-A VALVE ASSY PRIMARY | Clark-Reliance Llc Dba Jerguson Gage & Valve (USA) |
| Reference | Meaning |
|---|---|
| T-2245-A | D/9 Drawing number reference only The Clark-Eliance Corp |
| T-2245-A VALVE ASSY | 5/9 Secondary reference The Clark-Eliance Corp |
NSN 4820-01-254-5574 is a Disk and Seat Set,valve, manufactured by Clark-Reliance Llc Dba Jerguson Gage & Valve, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-254-5574 has 1 manufacturer part number on file: T-2245-A VALVE ASSY (Clark-Reliance Llc Dba Jerguson Gage & Valve).
Key specifications for T-2245-A VALVE ASSY: Component Quantity: 7; Nonsupply Items and Quantities: SEAT 1;SPACER 1;SEAT BUSHING 1;SPACER GASKET 1;BRACKET 1;DISK 1;DISK LOCK 1. 2 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.