The Gear,spur, cataloged under National Stock Number 3020-00-905-2118, 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 Bae Systems Information and Electronic Systems Integration Inc.. Government technical data includes 20 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 | 3020-00-905-2118 |
| Primary Part Number | 91000530 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Bae Systems Information and Electronic Systems Integration Inc. |
| Status | ACTIVE |
| Bore Nominal Diameter | 0.2406 INCHES COUNTER BORE SECOND END IN |
| Hub Nominal Diameter | 1.0000 INCHES FIRST END IN |
| Backlash Designation | GRADE B |
| Teeth Quantity | 210 |
| Body Style | WEBBED, OFFSET, SOLID |
| Counterbore Nominal Diameter | 0.656 INCHES COUNTER BORE SECOND END IN |
| Bore Style | PLAIN COUNTER BORE SECOND END |
| Nominal Distance Between Body Face and Protruding Hub End | 0.3750 INCHES FIRST END IN |
| Precision Classification | QUALITY NUMBER 10 |
| Style Designator | PROTRUDING HUB |
| Material Document and Classification | QQ-S-764,COND T FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Pitch Diameter | 4.3750 INCHES NOMINAL IN |
| Tooth Form | STANDARD |
| Hub Style Designator | PLAIN FIRST END |
| Nominal Outside Diameter | 4.4166 INCHES IN |
| Surface Treatment | PASSIVATE OVERALL |
| Pressure Angle | 14.5000 DEGREES |
| Material | STEEL COMP 416 OVERALL |
| Counterbore Nominal Depth | 0.250 INCHES COUNTER BORE SECOND END IN |
| Face Nominal Width | 0.250 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 |
|---|---|
| 91000530 PRIMARY | Bae Systems Information and Electronic Systems Integration Inc. (USA) |
NSN 3020-00-905-2118 is a Gear,spur, manufactured by Bae Systems Information and Electronic Systems Integration Inc., classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-905-2118 has 1 manufacturer part number on file: 91000530 (Bae Systems Information and Electronic Systems Integration Inc.).
Key specifications for 91000530: Bore Nominal Diameter: 0.2406 INCHES COUNTER BORE SECOND END IN; Hub Nominal Diameter: 1.0000 INCHES FIRST END IN; Backlash Designation: GRADE B; Teeth Quantity: 210. 20 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.