The Deflector,dirt and Liquid, cataloged under National Stock Number 2520-00-149-7552, is classified within Federal Supply Class 2520 (Vehicular Power Transmission Components) of the Vehicular Equipment Components group. The manufacturer of record is Caterpillar Inc Div Caterpillar Defense. Government technical data includes 6 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2520-00-149-7552 |
| Primary Part Number | 2A0186 |
| Item Name | Deflector,dirt and Liquid |
| FSC / FSG | 2520 / 25 — Vehicular Power Transmission Components |
| Manufacturer | Caterpillar Inc Div Caterpillar Defense |
| Status | ACTIVE |
| FSC Application Data | VEHICULAR FINAL DRIVE |
| Outside Diameter | 6.000 INCHES NOMINAL IN |
| Material Thickness | 0.062 INCHES NOMINAL IN |
| Body Length | 0.156 INCHES NOMINAL IN |
| Inside Diameter | 3.312 INCHES NOMINAL IN |
| Material | STEEL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 2A0186 PRIMARY | Caterpillar Inc Div Caterpillar Defense (USA) |
| Reference | Meaning |
|---|---|
| 2A186 | 5/9 Secondary reference Caterpillar Inc Div Caterpillar Defense |
NSN 2520-00-149-7552 is a Deflector,dirt and Liquid, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 2520, Vehicular Power Transmission Components. Status: active.
NSN 2520-00-149-7552 has 1 manufacturer part number on file: 2A0186 (Caterpillar Inc Div Caterpillar Defense).
Key specifications for 2A0186: FSC Application Data: VEHICULAR FINAL DRIVE; Outside Diameter: 6.000 INCHES NOMINAL IN; Material Thickness: 0.062 INCHES NOMINAL IN; Body Length: 0.156 INCHES NOMINAL IN. 6 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 2520-00-149-7552 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.