The Gear,spur, cataloged under National Stock Number 3020-01-384-1173, 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 Solar Turbines Incorporated Dba Solar Turbines Incorporated. Government technical data includes 12 specifications, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-384-1173 |
| Primary Part Number | 905214C1 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Solar Turbines Incorporated Dba Solar Turbines Incorporated |
| Status | ACTIVE |
| Bore Nominal Diameter | 1.252 INCHES BOTH ENDS IN |
| Teeth Quantity | 34 |
| Body Style | PLAIN, SOLID |
| Bore Style | INVOLUTE SPLINE BOTH ENDS |
| Style Designator | HUBLESS |
| Pitch Diameter | 2.1250 INCHES NOMINAL IN |
| Spline Quantity | 16 BOTH ENDS |
| Nominal Outside Diameter | 2.248 INCHES IN |
| Pressure Angle | 20.0000 DEGREES |
| Material | STEEL OVERALL |
| Spline Pitch Diameter | 1.3330 INCHES NOMINAL BOTH ENDS IN |
| Face Nominal Width | 0.875 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 |
|---|---|
| 905214C2 | Solar Turbines Incorporated Dba Solar Turbines Incorporated (USA) |
| 905214C1 PRIMARY | Solar Turbines Incorporated Dba Solar Turbines Incorporated (USA) |
| Reference | Meaning |
|---|---|
| 905214C1 | D/9 Drawing number reference only Rtx Corporation Div Pratt & Whitney |
NSN 3020-01-384-1173 is a Gear,spur, manufactured by Solar Turbines Incorporated Dba Solar Turbines Incorporated, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-384-1173 has 2 manufacturer part numbers on file: 905214C2 (Solar Turbines Incorporated Dba Solar Turbines Incorporated), 905214C1 (Solar Turbines Incorporated Dba Solar Turbines Incorporated).
Key specifications for 905214C1: Bore Nominal Diameter: 1.252 INCHES BOTH ENDS IN; Teeth Quantity: 34; Body Style: PLAIN, SOLID; Bore Style: INVOLUTE SPLINE BOTH ENDS. 12 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.