The Diagnostic Unit,engine, cataloged under National Stock Number 6620-01-705-3520, is classified within Federal Supply Class 6620 (Engine Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Cummins Inc.. Government technical data includes 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6620-01-705-3520 |
| Primary Part Number | 5299899 |
| Item Name | Diagnostic Unit,engine |
| FSC / FSG | 6620 / 66 — Engine Instruments |
| Manufacturer | Cummins Inc. |
| Status | ACTIVE |
| Unpackaged Unit Length | 12.0 INCHES NOMINAL IN |
| Unpackaged Unit Width | 8.25 INCHES NOMINAL IN |
| Unpackaged Unit Height | 4.75 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 |
NSN 6620-01-705-3520 is a Diagnostic Unit,engine, manufactured by Cummins Inc., classified under FSC 6620, Engine Instruments. Status: active.
NSN 6620-01-705-3520 has 4 manufacturer part numbers on file: 5299899 (Cummins Inc.), INLINE 7 (Cummins Inc.), 5299899 (Cummins South Pacific), 6395440 (Cummins South Pacific).
Key specifications for 5299899: Unpackaged Unit Length: 12.0 INCHES NOMINAL IN; Unpackaged Unit Width: 8.25 INCHES NOMINAL IN; Unpackaged Unit Height: 4.75 INCHES NOMINAL IN; Special Features: WEIGHT: 3.21 LBS. A FASTER PROCESSOR, MORE ROBUST ALGORITHMS, LARGER MEMORY BUFFERS AND MORE SOPHISTICATED FILTERING, WHILE SIMULTANEOUSLY ACCESSING MULTIPLE VEHICLE DATA CHANNELS. LBS. 3 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.