The Gear,spur, cataloged under National Stock Number 3020-01-193-3536, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. Government technical data includes 19 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-193-3536 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Status | ACTIVE |
| Bore Nominal Diameter | 0.750 INCHES BOTH ENDS IN |
| Hub Nominal Diameter | 1.000 INCHES BOTH ENDS IN |
| Teeth Quantity | 40 |
| Body Style | WEBBED, OFFSET, SOLID |
| Bore Style | INVOLUTE SPLINE BOTH ENDS |
| Nominal Distance Between Body Face and Protruding Hub End | 0.038 INCHES FIRST END IN |
| Hardness Rating | 66.5 ROCKWELL A MINIMUM AND 70.0 ROCKWELL A MAXIMUM BODY |
| Hardness Rating | 77.5 ROCKWELL SUPERFICIAL 30-N MINIMUM AND 80.0 ROCKWELL SUPERFICIAL 30-N MAXIMUM TEETH |
| Style Designator | ONE PROTRUDING HUB, ONE FLUSH HUB |
| Material Document and Classification | AMS6260 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Pitch Diameter | 2.5000 INCHES NOMINAL IN |
| Tooth Form | STANDARD |
| Hub Style Designator | PLAIN BOTH ENDS |
| Spline Quantity | 11 BOTH ENDS |
| Nominal Outside Diameter | 2.632 INCHES IN |
| Pressure Angle | 20.0000 DEGREES |
| Material | STEEL COMP E9310 OVERALL |
| Spline Pitch Diameter | 0.5875 INCHES NOMINAL BOTH ENDS IN |
| Face Nominal Width | 0.465 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 |
| Reference | Meaning |
|---|---|
| 0-079-001-02 | 3/2 Design control — primary reference U.S. Government activity |
| 0-079-001-2 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 0-079-010-02 PC006 | 5/2 Secondary reference U.S. Government activity |
NSN 3020-01-193-3536 is a Gear,spur, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
Key specifications for 3020-01-193-3536: Bore Nominal Diameter: 0.750 INCHES BOTH ENDS IN; Hub Nominal Diameter: 1.000 INCHES BOTH ENDS IN; Teeth Quantity: 40; Body Style: WEBBED, OFFSET, SOLID. 19 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.