The Tube and Flue Cleaner,boiler,int, cataloged under National Stock Number 4940-00-254-4780, 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 8 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 4940-00-254-4780 |
| Primary Part Number | D2897 |
| 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 | 1.500 INCHES NOMINAL IN |
| Hose Diameter | 0.375 INCHES NOMINAL IN |
| Design Type | STRAIGHT |
| Power Source | AIR MOTOR |
| Nondefinitive Spec/std Data | 1-1/2 SH SIZE |
| 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 |
|---|---|
| D2897 | Elliott Company Div Jeannette (USA) |
| D66500N | Elliott Company Div Jeannette (USA) |
| D66500A | Elliott Company Div Jeannette (USA) |
| D665-34 | Elliott Company Div Jeannette (USA) |
| Reference | Meaning |
|---|---|
| MILC17370 | 4/1 Identification reference U.S. Government activity |
| C4SHSPCLSZ | 3/9 Design control — primary reference Thomas C. Wilson, Inc. Dba Thomas C Wilson |
NSN 4940-00-254-4780 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 4940-00-254-4780 has 4 manufacturer part numbers on file: D2897 (Elliott Company Div Jeannette), D66500N (Elliott Company Div Jeannette), D66500A (Elliott Company Div Jeannette), D665-34 (Elliott Company Div Jeannette).
2 possible matches (shared part number, not a government interchangeability claim): 3426-00-334-7860, 5330-01-444-0611. Verify interchangeability with system specifications before substitution.
Key specifications for D2897: Tube Accommodation Outside Diameter: 1.500 INCHES NOMINAL IN; Hose Diameter: 0.375 INCHES NOMINAL IN; Design Type: STRAIGHT; Power Source: AIR MOTOR. 8 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.