The Pinion,shaft, cataloged under National Stock Number 3020-01-473-2144, 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 Naval Sea Systems Command. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-473-2144 |
| Primary Part Number | 124-5563773 PC 26 |
| Item Name | Pinion,shaft |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| General Characteristics Item Description | MATERIAL DOCUMENT - QQ-C-390; TEETH QUANTITY 17; TOOTH FORM - STUB; PITCH DIA 2.1250 IN.; OUTSIDE DIA 2.825 IN.; FACE WIDTH 1.1250 IN.; BORE DIA 1.00 IN. BOTH ENDS; BORE STYLE - 3 SQUARE BOTH ENDS; BODY STYLE - SOLID PLAIN; MATERIAL - COPPER ALLOY 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 |
|---|---|
| 124-5563773 PC 26 PRIMARY | Naval Sea Systems Command (USA) |
| 124-5563772 PC 63 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 5563772 | D/9 Drawing number reference only Naval Sea Systems Command |
| 5563773 | D/9 Drawing number reference only Naval Sea Systems Command |
NSN 3020-01-473-2144 is a Pinion,shaft, manufactured by Naval Sea Systems Command, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-473-2144 has 2 manufacturer part numbers on file: 124-5563773 PC 26 (Naval Sea Systems Command), 124-5563772 PC 63 (Naval Sea Systems Command).
Key specifications for 124-5563773 PC 26: General Characteristics Item Description: MATERIAL DOCUMENT - QQ-C-390; TEETH QUANTITY 17; TOOTH FORM - STUB; PITCH DIA 2.1250 IN.; OUTSIDE DIA 2.825 IN.; FACE WIDTH 1.1250 IN.; BORE DIA 1.00 IN. BOTH ENDS; BORE STYLE - 3 SQUARE BOTH ENDS; BODY STYLE - SOLID PLAIN; MATERIAL - COPPER ALLOY IN; End Item Identification: HATCHES AND BALLISTIC 30 X 36 AND 36 X 48. 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.