The Gear Sector,spur, cataloged under National Stock Number 3020-00-455-2995, 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 10 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-455-2995 |
| Primary Part Number | G7124-149 |
| Item Name | Gear Sector,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Bae Systems Information and Electronic Systems Integration Inc. |
| Status | ACTIVE |
| Hub Nominal Diameter | 1.6900 INCHES FIRST END IN |
| Nominal Outside Radius | 1.666 INCHES IN |
| Nominal Distance Between Body Face and Protruding Hub End | 0.0250 INCHES FIRST END IN |
| Nominal Overall Length | 0.400 INCHES IN |
| Material Document and Classification | MIL-S-5626 COND B SURFACE COND 2 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Hub Style Designator | PLAIN FIRST END |
| Pitch Radius | 1.6250 INCHES NOMINAL IN |
| Pressure Angle | 20.0000 DEGREES |
| Material | STEEL OVERALL |
| Face Nominal Width | 0.250 INCHES IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| G7124-149 PRIMARY | Bae Systems Information and Electronic Systems Integration Inc. (USA) |
| Reference | Meaning |
|---|---|
| G7124-149 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| G7124-149 | 5/9 Secondary reference U.S. Government activity |
NSN 3020-00-455-2995 is a Gear Sector,spur, manufactured by Bae Systems Information and Electronic Systems Integration Inc., classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-455-2995 has 1 manufacturer part number on file: G7124-149 (Bae Systems Information and Electronic Systems Integration Inc.).
Key specifications for G7124-149: Hub Nominal Diameter: 1.6900 INCHES FIRST END IN; Nominal Outside Radius: 1.666 INCHES IN; Nominal Distance Between Body Face and Protruding Hub End: 0.0250 INCHES FIRST END IN; Nominal Overall Length: 0.400 INCHES IN. 10 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 3020-00-455-2995 has DEMIL Code B. 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.