The Gear,spur, cataloged under National Stock Number 3020-00-474-5096, 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 Lockheed Martin Corporation Div Rms. Government technical data includes 24 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-474-5096 |
| Primary Part Number | 7209890P1 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Lockheed Martin Corporation Div Rms |
| Status | ACTIVE |
| Bore Nominal Diameter | 0.1881 INCHES BOTH ENDS IN |
| Hub Nominal Diameter | 0.305 INCHES BETWEEN BODY AND FLANGE IN |
| Backlash Designation | GRADE B |
| Teeth Quantity | 24 |
| Body Style | PLAIN, SOLID |
| Flange Nominal Thickness | 0.200 INCHES IN |
| Flange Nominal Diameter | 0.380 INCHES IN |
| Bore Style | PLAIN BOTH ENDS |
| Mounting Hole Type and Quantity | 2 THREADED TRANSVERSELY THROUGH FLANGE |
| Precision Classification | QUALITY NUMBER 9 |
| Style Designator | FLANGED END |
| Material Document and Classification | AN-S-771 GRADE FM SC OR FMS,CONDITION A MIL STD SINGLE MATERIAL RESPONSE OVERALL |
| Pitch Diameter | 0.3750 INCHES NOMINAL IN |
| Tooth Form | STANDARD |
| Nominal Distance Between Outer Body Face and Inner Flange Face | 0.150 INCHES IN |
| Hub Style Designator | PLAIN BETWEEN BODY AND FLANGE |
| Mounting Hole Nominal Thread Size | 0.112 INCHES TRANSVERSELY THROUGH FLANGE IN |
| Nominal Outside Diameter | 0.4047 INCHES IN |
| Surface Treatment | PASSIVATE OVERALL |
| Pressure Angle | 20.0000 DEGREES |
| Material | STEEL OVERALL |
| Mounting Hole Thread Series Designator | UNF TRANSVERSELY THROUGH FLANGE |
| Attachment Method | MOUNTING HOLE |
| Face Nominal Width | 0.093 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 |
|---|---|
| 7209890P1 PRIMARY | Lockheed Martin Corporation Div Rms (USA) |
NSN 3020-00-474-5096 is a Gear,spur, manufactured by Lockheed Martin Corporation Div Rms, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-474-5096 has 1 manufacturer part number on file: 7209890P1 (Lockheed Martin Corporation Div Rms).
Key specifications for 7209890P1: Bore Nominal Diameter: 0.1881 INCHES BOTH ENDS IN; Hub Nominal Diameter: 0.305 INCHES BETWEEN BODY AND FLANGE IN; Backlash Designation: GRADE B; Teeth Quantity: 24. 24 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.