The Seal Ring,nuclear Coolant System, cataloged under National Stock Number 4470-00-752-9966, is classified within Federal Supply Class 4470 (Nuclear Reactors) of the Furnace, Steam, Drying, Nuclear Reactors group. The manufacturer of record is Westinghouse Electric Corp. 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4470-00-752-9966 |
| Primary Part Number | 606C783PC4 |
| Item Name | Seal Ring,nuclear Coolant System |
| FSC / FSG | 4470 / 44 — Nuclear Reactors |
| Manufacturer | Westinghouse Electric Corp |
| Status | ACTIVE |
| Criticality Code Justification | ZZZY |
| Reference Number Differentiating Characteristics | CLEANED IN ACCORDANCE W/MIL-C-19874/SHIPS/ |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL F — Mutilate — Cut |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 606C783PC4 | Westinghouse Electric Corp (USA) |
| Reference | Meaning |
|---|---|
| 606C783H04 | 5/1 Secondary reference Curtiss-Wright Electro-Mechanical Corporation Div Curtiss-Wright Emd |
| 900J805PC218 | 5/1 Secondary reference Westinghouse Electric Corp |
| 618J566PC11 | 5/1 Secondary reference Westinghouse Electric Corp |
| 606C783-4 | 3/1 Design control — primary reference Westinghouse Electric Corp |
NSN 4470-00-752-9966 is a Seal Ring,nuclear Coolant System, manufactured by Westinghouse Electric Corp, classified under FSC 4470, Nuclear Reactors. Status: active.
NSN 4470-00-752-9966 has 1 manufacturer part number on file: 606C783PC4 (Westinghouse Electric Corp).
Key specifications for 606C783PC4: Criticality Code Justification: ZZZY; Reference Number Differentiating Characteristics: CLEANED IN ACCORDANCE W/MIL-C-19874/SHIPS/. 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.
NSN 4470-00-752-9966 has DEMIL Code F. Demilitarization may be required before disposal or transfer to non-military entities.
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.