The Arm,clutch Shifter, cataloged under National Stock Number 2520-00-355-4189, is classified within Federal Supply Class 2520 (Vehicular Power Transmission Components) of the Vehicular Equipment Components group. The manufacturer of record is Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 2520-00-355-4189 |
| Primary Part Number | A581D |
| Item Name | Arm,clutch Shifter |
| FSC / FSG | 2520 / 25 — Vehicular Power Transmission Components |
| Manufacturer | Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp. |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL,19.875 IN. LG OF SHAFT,5.438 IN. LG OF LEVER,0.510 IN. DIA HOLE IN END OF LEVER IN |
| 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 |
|---|---|
| A581D | Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp. (USA) |
| Reference | Meaning |
|---|---|
| 472153 | 5/9 Secondary reference Wabco Construction and Mining Equipment Group Indianapolis Plant an American Standard Inc Co |
| A581D | 3/9 Design control — primary reference U.S. Government activity |
NSN 2520-00-355-4189 is a Arm,clutch Shifter, manufactured by Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp., classified under FSC 2520, Vehicular Power Transmission Components. Status: active.
NSN 2520-00-355-4189 has 1 manufacturer part number on file: A581D (Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.).
Key specifications for A581D: General Characteristics Item Description: STEEL,19.875 IN. LG OF SHAFT,5.438 IN. LG OF LEVER,0.510 IN. DIA HOLE IN END OF LEVER IN. 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.