The Tool Set,condenser Tube, cataloged under National Stock Number 4420-00-201-4029, 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 Huntington Ingalls Inc Div Newport News Shipbuilding. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4420-00-201-4029 |
| Primary Part Number | 6250-78 |
| Item Name | Tool Set,condenser Tube |
| FSC / FSG | 4420 / 44 — Heat Exchangers and Steam Condensers |
| Manufacturer | Huntington Ingalls Inc Div Newport News Shipbuilding |
| Status | ACTIVE |
| General Characteristics Item Description | CONSISTS OF POWER ATTACHMENT ADAPTER,TUBE CUTTER,DEBURRINGTOOL,EXPANDER,SPECIAL EXPANDER,EXTENSION UNIVERAL JOINT 12 IN.,FLARING TOOL,TUBE PLUG,REDUCING TOOL ROUGH,REDUCING TOOL FINISHING,TUBE REMOVING TOOL 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 |
|---|---|
| 6250-78 PRIMARY | Huntington Ingalls Inc Div Newport News Shipbuilding (USA) |
| Reference | Meaning |
|---|---|
| 4420-83250 | C/1 Advisory reference — outside the item-of-supply concept Thomas C. Wilson, Inc. Dba Thomas C Wilson |
NSN 4420-00-201-4029 is a Tool Set,condenser Tube, manufactured by Huntington Ingalls Inc Div Newport News Shipbuilding, classified under FSC 4420, Heat Exchangers and Steam Condensers. Status: active.
NSN 4420-00-201-4029 has 1 manufacturer part number on file: 6250-78 (Huntington Ingalls Inc Div Newport News Shipbuilding).
Key specifications for 6250-78: General Characteristics Item Description: CONSISTS OF POWER ATTACHMENT ADAPTER,TUBE CUTTER,DEBURRINGTOOL,EXPANDER,SPECIAL EXPANDER,EXTENSION UNIVERAL JOINT 12 IN.,FLARING TOOL,TUBE PLUG,REDUCING TOOL ROUGH,REDUCING TOOL FINISHING,TUBE REMOVING TOOL 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.