The Gear,spur, cataloged under National Stock Number 3020-01-018-7682, 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 Breeze-Eastern Llc. 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 | 3020-01-018-7682 |
| Primary Part Number | BL9148 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Breeze-Eastern Llc |
| Status | ACTIVE |
| Bore Nominal Diameter | 5.031 INCHES BOTH ENDS IN |
| Teeth Quantity | 100 |
| Body Style | PLAIN, SOLID |
| Counterbore Nominal Diameter | 5.844 INCHES SECOND END IN |
| Flange Nominal Thickness | 0.094 INCHES IN |
| Flange Nominal Diameter | 6.562 INCHES IN |
| Bore Style | W/COUNTERBORE BOTH ENDS |
| Mounting Hole Type and Quantity | 6 COUNTERSUNK TRANSVERSELY THROUGH FACE |
| Mounting Hole Nominal Diameter | 0.162 INCHES TRANSVERSELY THROUGH FACE IN |
| Style Designator | FLANGED END |
| Material Document and Classification | QQ-A-250/12,T651 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Pitch Diameter | 6.2500 INCHES NOMINAL IN |
| Tooth Form | STANDARD |
| Nominal Distance Between Outer Body Face and Inner Flange Face | 0.386 INCHES IN |
| Nominal Outside Diameter | 6.375 INCHES IN |
| Pressure Angle | 16.0000 DEGREES |
| Material | ALUMINUM ALLOY 7075 OVERALL |
| Counterbore Nominal Depth | 0.262 INCHES SECOND END IN |
| Attachment Method | MOUNTING HOLE |
| Face Nominal Width | 0.190 INCHES IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| BL9148 PRIMARY | Breeze-Eastern Llc (USA) |
NSN 3020-01-018-7682 is a Gear,spur, manufactured by Breeze-Eastern Llc, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-018-7682 has 1 manufacturer part number on file: BL9148 (Breeze-Eastern Llc).
Key specifications for BL9148: Bore Nominal Diameter: 5.031 INCHES BOTH ENDS IN; Teeth Quantity: 100; Body Style: PLAIN, SOLID; Counterbore Nominal Diameter: 5.844 INCHES SECOND END IN. 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.
NSN 3020-01-018-7682 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.