The Tube and Flue Cleaner,boiler,int, cataloged under National Stock Number 4940-00-224-7778, is classified within Federal Supply Class 4940 (Miscellaneous Maintenance and Repair Shop Specialized Equipment) of the Maintenance and Repair Shop Equipment group. The manufacturer of record is Elliott Company Div Jeannette. Government technical data includes 7 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4940-00-224-7778 |
| Primary Part Number | D663NA |
| Item Name | Tube and Flue Cleaner,boiler,int |
| FSC / FSG | 4940 / 49 — Miscellaneous Maintenance and Repair Shop Specialized Equipment |
| Manufacturer | Elliott Company Div Jeannette |
| Status | ACTIVE |
| Tube Accommodation Outside Diameter | 1.250 INCHES NOMINAL IN |
| Hose Diameter | 0.250 INCHES NOMINAL IN |
| Design Type | CURVED |
| Power Source | AIR MOTOR |
| Application Type | WATER TUBE |
| Operation Method | POWERED |
| Hose Length | 300.000 INCHES NOMINAL 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 |
|---|---|
| D663NA | Elliott Company Div Jeannette (USA) |
| Reference | Meaning |
|---|---|
| X-61 | 5/9 Secondary reference Indresco Inc Industrial Tool Div |
| C4-2763 | 5/9 Secondary reference Thomas C. Wilson, Inc. Dba Thomas C Wilson |
| X-61 | 5/9 Secondary reference Hauser Maschinenfabrik Ag |
| X-61 | 3/9 Design control — primary reference Thomas C. Wilson, Inc. Dba Thomas C Wilson |
NSN 4940-00-224-7778 is a Tube and Flue Cleaner,boiler,int, manufactured by Elliott Company Div Jeannette, classified under FSC 4940, Miscellaneous Maintenance and Repair Shop Specialized Equipment. Status: active.
NSN 4940-00-224-7778 has 1 manufacturer part number on file: D663NA (Elliott Company Div Jeannette).
2 possible matches (shared part number, not a government interchangeability claim): 5915-01-095-3836, 5315-01-399-7337. Verify interchangeability with system specifications before substitution.
Key specifications for D663NA: Tube Accommodation Outside Diameter: 1.250 INCHES NOMINAL IN; Hose Diameter: 0.250 INCHES NOMINAL IN; Design Type: CURVED; Power Source: AIR MOTOR. 7 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.