The Gear,internal, cataloged under National Stock Number 3020-01-450-3359, 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 Concentric Rockford Inc. 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. 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 | 3020-01-450-3359 |
| Primary Part Number | 2220033 |
| Item Name | Gear,internal |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Concentric Rockford Inc |
| Status | ACTIVE |
| Face Nominal Width | 0.750 INCHES IN |
| 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 |
|---|---|
| 2220033 PRIMARY | Concentric Rockford Inc (USA) |
NSN 3020-01-450-3359 is a Gear,internal, manufactured by Concentric Rockford Inc, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-450-3359 has 1 manufacturer part number on file: 2220033 (Concentric Rockford Inc).
1 possible match (shared part number, not a government interchangeability claim): 2990-01-664-3901. Verify interchangeability with system specifications before substitution.
Key specifications for 2220033: End Item Identification: NIMITZ CLASS CVN; TWO STAGE HIGH/LOW HYDRAULIC PUMP; Face Nominal Width: 0.750 INCHES IN. 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.