The Pulley,flat, cataloged under National Stock Number 3020-01-327-0337, 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 Trw Inc Trw Intl Trade Government Sales Dept. Government technical data includes 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 3020-01-327-0337 |
| Primary Part Number | BT48 |
| Item Name | Pulley,flat |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Trw Inc Trw Intl Trade Government Sales Dept |
| Status | ACTIVE |
| Design Form | PLAIN |
| Style Designator | PLAIN |
| 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 |
|---|---|
| BT48 | Trw Inc Trw Intl Trade Government Sales Dept (USA) |
| Reference | Meaning |
|---|---|
| MD011536 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3020-01-327-0337 is a Pulley,flat, manufactured by Trw Inc Trw Intl Trade Government Sales Dept, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-327-0337 has 1 manufacturer part number on file: BT48 (Trw Inc Trw Intl Trade Government Sales Dept).
1 possible match (shared part number, not a government interchangeability claim): 8465-01-448-1313. Verify interchangeability with system specifications before substitution.
Key specifications for BT48: Design Form: PLAIN; Style Designator: PLAIN; End Item Identification: CHRYSLER TRUCK 1988. 2 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.