The Power Takeoff,transmission, cataloged under National Stock Number 2520-01-577-0447, is classified within Federal Supply Class 2520 (Vehicular Power Transmission Components) of the Vehicular Equipment Components group. The manufacturer of record is Vanair Manufacturing Inc. Government technical data includes 16 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2520-01-577-0447 |
| Primary Part Number | 267455 |
| Item Name | Power Takeoff,transmission |
| FSC / FSG | 2520 / 25 — Vehicular Power Transmission Components |
| Manufacturer | Vanair Manufacturing Inc |
| Status | ACTIVE |
| Reverse Speed Quantity | 1 |
| Keyway Depth | 0.312 INCHES NOMINAL IN |
| Accessory Drive Unit Accommodation | INCLUDED |
| Drive Gear Teeth Quantity | 25 |
| Drive Gear Teeth Pressure Angle in Deg | 20.0 |
| Accessory Drive Unit | INCLUDED |
| Output Shaft Drive End Type | PLAIN |
| Diameter | 1.248 INCHES MINIMUM IN |
| Drive End Securing Method | GROOVED |
| Drive Gear Type | HELICAL |
| Forward Speed Quantity | 2 |
| Drive Gear Extension Adapter Assembly | NOT INCLUDED |
| Keyway Length | 0.938 INCHES NOMINAL IN |
| Keyway Width | 0.312 INCHES NOMINAL IN |
| Output Shaft Drive End Quantity | 1 |
| Performance Type | MEDIUM DUTY |
| 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 |
|---|---|
| 267455 PRIMARY | Vanair Manufacturing Inc (USA) |
NSN 2520-01-577-0447 is a Power Takeoff,transmission, manufactured by Vanair Manufacturing Inc, classified under FSC 2520, Vehicular Power Transmission Components. Status: active.
NSN 2520-01-577-0447 has 1 manufacturer part number on file: 267455 (Vanair Manufacturing Inc).
Key specifications for 267455: Reverse Speed Quantity: 1; Keyway Depth: 0.312 INCHES NOMINAL IN; Accessory Drive Unit Accommodation: INCLUDED; Drive Gear Teeth Quantity: 25. 16 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.
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.