The Pressure Plate Assy, cataloged under National Stock Number 4420-01-504-8346, is classified within Federal Supply Class 4420 (Heat Exchangers and Steam Condensers) of the Furnace, Steam, Drying, Nuclear Reactors group. The manufacturer of record is Fluid Handling Llc. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4420-01-504-8346 |
| Primary Part Number | 4-533-42-000-001 |
| Item Name | Pressure Plate Assy |
| FSC / FSG | 4420 / 44 — Heat Exchangers and Steam Condensers |
| Manufacturer | Fluid Handling Llc |
| Status | ACTIVE |
| Material | STEEL |
| 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 |
|---|---|
| 4-533-42-000-001 | Fluid Handling Llc (USA) |
| Reference | Meaning |
|---|---|
| 4-533-42-000-001 | 3/9 Design control — primary reference Itt Corporation Dba Itt Standard |
| 4-750-31-131-001 PC NO.2 | C/1 Advisory reference — outside the item-of-supply concept Fluid Handling Llc |
| 4-750-31-131-001 PC NO.2 | 5/9 Secondary reference Itt Corporation Dba Itt Standard |
NSN 4420-01-504-8346 is a Pressure Plate Assy, manufactured by Fluid Handling Llc, classified under FSC 4420, Heat Exchangers and Steam Condensers. Status: active.
NSN 4420-01-504-8346 has 1 manufacturer part number on file: 4-533-42-000-001 (Fluid Handling Llc).
Key specifications for 4-533-42-000-001: Special Features: ASSEMBLY CONSIST OF PC.1:PLATE, QTY RQD.1; PC.2: SUPPORT FOOT, QTY RQD.2, AND PC.3: GUSSET, QTY RQD.4; Part Name Assigned by Controlling Agency: PF42 PRESSURE PLATE ASSEMBLY; End Item Identification: COOLER FLUID; Material: STEEL. 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.