The Pulley Assembly,iso, cataloged under National Stock Number 3020-01-442-7485, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Metaldyne Corporation Dba Metaldyne Div Viscous. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-442-7485 |
| Primary Part Number | 12528693 |
| Item Name | Pulley Assembly,iso |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Metaldyne Corporation Dba Metaldyne Div Viscous |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 12528693 PRIMARY | Metaldyne Corporation Dba Metaldyne Div Viscous (USA) |
| 12460262 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| RCSK17749 | 5/9 Secondary reference Simpson Industries Machined Products Group |
| RCSK17749 | 5/9 Secondary reference U S Army Tank Automotive Command Amsta-Im-Mm |
| RCSK17749 | 5/9 Secondary reference Am General Llc |
| 3020PL0864404 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 12528693 | 5/9 Secondary reference Am General Llc |
| 12460262 | 5/9 Secondary reference Am General Llc |
NSN 3020-01-442-7485 is a Pulley Assembly,iso, manufactured by Metaldyne Corporation Dba Metaldyne Div Viscous, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-442-7485 has 2 manufacturer part numbers on file: 12528693 (Metaldyne Corporation Dba Metaldyne Div Viscous), 12460262 (U S Army Tank Automotive Command Amsta-Im-Mm).
1 possible match (shared part number, not a government interchangeability claim): 3020-01-617-0458. Verify interchangeability with system specifications before substitution.
Key specifications for 12528693: End Item Identification: 2320-01-412-0143; W/S TRUCK, VEHICLE SYSTEM, 1 1/4-TON (HMMWV). 0 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). 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.