The Pulley,groove, cataloged under National Stock Number 3020-01-327-5102, 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 Lebus International, Inc.. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 3020-01-327-5102 |
| Primary Part Number | 6063-D ITEM 2 |
| Item Name | Pulley,groove |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Lebus International, Inc. |
| Status | ACTIVE |
| Groove Shape | U |
| 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 |
|---|---|
| 4270-C | Lebus International, Inc. (USA) |
| 6640-C-1 | Lebus International, Inc. (USA) |
| 6063-D ITEM 2 PRIMARY | Lebus International, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 6063-D | D/9 Drawing number reference only Lebus International, Inc. |
NSN 3020-01-327-5102 is a Pulley,groove, manufactured by Lebus International, Inc., classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-327-5102 has 3 manufacturer part numbers on file: 4270-C (Lebus International, Inc.), 6640-C-1 (Lebus International, Inc.), 6063-D ITEM 2 (Lebus International, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 3020-01-327-7792. Verify interchangeability with system specifications before substitution.
Key specifications for 6063-D ITEM 2: Groove Shape: U. 1 specification is 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.