The Spider Assembly,differential, cataloged under National Stock Number 2520-01-330-3703, is classified within Federal Supply Class 2520 (Vehicular Power Transmission Components) of the Vehicular Equipment Components group. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Spider Assembly,differential |
| FSC / FSG | 2520 — Vehicular Power Transmission Components (FSG 25) |
| Parameter | Value |
|---|---|
| NSN | 2520-01-330-3703 |
| Item Name | Spider Assembly,differential |
| FSC / FSG | 2520 / 25 — Vehicular Power Transmission Components |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| I-69131 | D/9 Drawing number reference only General Motors Corp Chevrolet Motor Div Special Products Dept |
| 15637904 | 5/9 Secondary reference General Motors Corp Chevrolet Motor Div Special Products Dept |
| 69131 | 5/2 Secondary reference U.S. Government activity |
| 225M-58 | 3/2 Design control — primary reference U.S. Government activity |
NSN 2520-01-330-3703 is a Spider Assembly,differential, classified under FSC 2520, Vehicular Power Transmission Components. Status: active.
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.