The Tensioner Pulley Assembly, cataloged under National Stock Number 3950-01-560-7421, is classified within Federal Supply Class 3950 (Winches, Hoists, Cranes, and Derricks) of the Materials Handling Equipment group. The manufacturer of record is Daimler Truck North America Llc. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3950-01-560-7421 |
| Primary Part Number | DCO90 826000 |
| Item Name | Tensioner Pulley Assembly |
| FSC / FSG | 3950 / 39 — Winches, Hoists, Cranes, and Derricks |
| Manufacturer | Daimler Truck North America Llc |
| Status | ACTIVE |
| General Characteristics Item Description | PULLEYS ARE NYLON OR STEEL |
| Material | ALUMINUM |
| 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 |
|---|---|
| DCO90 826000 PRIMARY | Daimler Truck North America Llc (USA) |
| M81057 | Rosenbauer International Ag (AUT) |
| Reference | Meaning |
|---|---|
| M81057 | 5/9 Secondary reference Sasgar Fire & Rescue Pty Ltd |
NSN 3950-01-560-7421 is a Tensioner Pulley Assembly, manufactured by Daimler Truck North America Llc, classified under FSC 3950, Winches, Hoists, Cranes, and Derricks. Status: active.
NSN 3950-01-560-7421 has 2 manufacturer part numbers on file: DCO90 826000 (Daimler Truck North America Llc), M81057 (Rosenbauer International Ag).
Key specifications for DCO90 826000: General Characteristics Item Description: PULLEYS ARE NYLON OR STEEL; Special Features: SPRING PRELOADED AT THE FACTORY, NYLON PULLEYS ARE MOST VUNERABLE TO WEAR; Material: ALUMINUM. 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.