The CAGE Assembly,pinion Bearing, cataloged under National Stock Number 2520-01-155-3581, is classified within Federal Supply Class 2520 (Vehicular Power Transmission Components) of the Vehicular Equipment Components group. The manufacturer of record is Oshkosh Defense Llc. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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.
| Item Name | CAGE Assembly,pinion Bearing |
| FSC / FSG | 2520 — Vehicular Power Transmission Components (FSG 25) |
| Manufacturers | Dana Commercial Vehicle Products, Llc (CAGE 52304); Oshkosh Defense Llc (CAGE 75Q65) |
| Parameter | Value |
|---|---|
| NSN | 2520-01-155-3581 |
| Primary Part Number | 5EX78 |
| Item Name | CAGE Assembly,pinion Bearing |
| FSC / FSG | 2520 / 25 — Vehicular Power Transmission Components |
| Manufacturer | Oshkosh Defense Llc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 78914 | Dana Commercial Vehicle Products, Llc (USA) |
| 5EX78 PRIMARY | Oshkosh Defense Llc (USA) |
| Reference | Meaning |
|---|---|
| 5FX78 | 5/9 Secondary reference Oshkosh Corp |
| 034896T | C/1 Advisory reference — outside the item-of-supply concept Kovatch Corp. |
| 5EX78 | 5/9 Secondary reference Oshkosh Corp |
NSN 2520-01-155-3581 is a CAGE Assembly,pinion Bearing, manufactured by Oshkosh Defense Llc, classified under FSC 2520, Vehicular Power Transmission Components. Status: active.
NSN 2520-01-155-3581 has 2 manufacturer part numbers on file: 78914 (Dana Commercial Vehicle Products, Llc), 5EX78 (Oshkosh Defense Llc).
2 possible matches (shared part number, not a government interchangeability claim): 5340-01-264-1586, 6685-01-657-3907. Verify interchangeability with system specifications before substitution.
Possible hazard — SDS may be required (DLA HMIC P). 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.