The Power Unit,maintenance,trailer M, cataloged under National Stock Number 4940-01-239-0270, is classified within Federal Supply Class 4940 (Miscellaneous Maintenance and Repair Shop Specialized Equipment) of the Maintenance and Repair Shop Equipment group. Government technical data includes 2 specifications, cited from the U.S. Government catalog. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 4940-01-239-0270 |
| Item Name | Power Unit,maintenance,trailer M |
| FSC / FSG | 4940 / 49 — Miscellaneous Maintenance and Repair Shop Specialized Equipment |
| Status | ACTIVE |
| General Characteristics Item Description | C/O 7.5KW ENGINE GENERATOR,CONTROL PANEL,2-3/4 HP,COMPRESSORS,PUMP,HEATER-BLOWER,BLOWER HOSE,FUEL TANK,AIR TANK,AND OTHER ACCESSORIES |
| Functional Description | PROVIDES FULL-SERVICE MOBILE POWER OPERATIONS;HAS INSIDE STORAGE FOR CARRYING TOOLS AND SUPPLIES TO CONSTRUCTION SITE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| CID-86-CREEM-4940-F533 | 5/9 Secondary reference U.S. Government activity |
| PD09WRGBGBEC13 | 5/9 Secondary reference U.S. Government activity |
| A-A-50681 | 4/1 Identification reference Federal Commercial Item Description Promulgated by General Services Administration Washington DC |
| PD02LEEE06 | 5/9 Secondary reference U.S. Government activity |
| CID-86-CREEM-4940-F533 | D/9 Drawing number reference only U.S. Government activity |
NSN 4940-01-239-0270 is a Power Unit,maintenance,trailer M, classified under FSC 4940, Miscellaneous Maintenance and Repair Shop Specialized Equipment. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 4940-01-264-2233, 4940-01-449-7705. Verify interchangeability with system specifications before substitution.
Key specifications for 4940-01-239-0270: General Characteristics Item Description: C/O 7.5KW ENGINE GENERATOR,CONTROL PANEL,2-3/4 HP,COMPRESSORS,PUMP,HEATER-BLOWER,BLOWER HOSE,FUEL TANK,AIR TANK,AND OTHER ACCESSORIES; Functional Description: PROVIDES FULL-SERVICE MOBILE POWER OPERATIONS;HAS INSIDE STORAGE FOR CARRYING TOOLS AND SUPPLIES TO CONSTRUCTION SITE. 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.
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.