The Gear,spur, cataloged under National Stock Number 3020-00-494-9918, 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 L3harris Technologies, Inc.. Government technical data includes 18 specifications, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-494-9918 |
| Primary Part Number | 2370561G1 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | L3harris Technologies, Inc. |
| Status | ACTIVE |
| Bore Nominal Diameter | 0.250 INCHES BOTH ENDS IN |
| Hub Nominal Diameter | 0.313 INCHES FIRST END IN |
| Backlash Designation | GRADE C |
| Teeth Quantity | 45 |
| Clamping Surface Nominal Length | 0.250 INCHES FIRST END IN |
| Body Style | PLAIN, SOLID |
| Nominal Distance Between Body Face and Protruding Hub End | 0.281 INCHES FIRST END IN |
| Precision Classification | QUALITY NUMBER 12 |
| Nominal Overall Length | 0.406 INCHES IN |
| Style Designator | PROTRUDING HUB |
| Material Document and Classification | QQ-S-764,TYPE 303,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Pitch Diameter | 0.6250 INCHES NOMINAL IN |
| Tooth Form | STANDARD |
| Surface Treatment | PASSIVATE OVERALL |
| Pressure Angle | 20.0000 DEGREES |
| Material | STEEL COMP 303 OVERALL |
| Attachment Method | CLAMP |
| Face Nominal Width | 0.125 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 |
|---|---|
| 2370561G1 PRIMARY | L3harris Technologies, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 2370561-G1 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 3020-00-494-9918 is a Gear,spur, manufactured by L3harris Technologies, Inc., classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-494-9918 has 1 manufacturer part number on file: 2370561G1 (L3harris Technologies, Inc.).
Key specifications for 2370561G1: Bore Nominal Diameter: 0.250 INCHES BOTH ENDS IN; Hub Nominal Diameter: 0.313 INCHES FIRST END IN; Backlash Designation: GRADE C; Teeth Quantity: 45. 18 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.