The Housing,actuator Transmission, cataloged under National Stock Number 2520-01-166-6406, is classified within Federal Supply Class 2520 (Vehicular Power Transmission Components) of the Vehicular Equipment Components group. The manufacturer of record is Haldex Brake Products Corporation. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2520-01-166-6406 |
| Primary Part Number | M4040900 |
| Item Name | Housing,actuator Transmission |
| FSC / FSG | 2520 / 25 — Vehicular Power Transmission Components |
| Manufacturer | Haldex Brake Products Corporation |
| Status | ACTIVE |
| General Characteristics Item Description | CYLINDER SHAPED W/ INTERNALLY THD PORT AND 6 BOLT HOLES; PART OF ACTUATOR TRANSMISSION |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| M4040900 PRIMARY | Haldex Brake Products Corporation (USA) |
| Reference | Meaning |
|---|---|
| KSM4040900 | 5/9 Secondary reference Aeroquip Corp Transportation Products Div Lawrence Plant |
| 10505439 | 7/2 Vendor item drawing reference General Dynamics Land Systems Canadacorp |
NSN 2520-01-166-6406 is a Housing,actuator Transmission, manufactured by Haldex Brake Products Corporation, classified under FSC 2520, Vehicular Power Transmission Components. Status: active.
NSN 2520-01-166-6406 has 1 manufacturer part number on file: M4040900 (Haldex Brake Products Corporation).
Key specifications for M4040900: General Characteristics Item Description: CYLINDER SHAPED W/ INTERNALLY THD PORT AND 6 BOLT HOLES; PART OF ACTUATOR TRANSMISSION; End Item Identification: GENERAL MOTORS OF CANADA LTD,DIESEL DIVISION,LIGHT ARMORED VEHICLE MODEL LAV-25 MC. 1 specification is 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.
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.