The Gear Cluster, cataloged under National Stock Number 3020-00-953-2091, 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 Astronautics Corporation of America. Government technical data includes 3 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 | 3020-00-953-2091 |
| Primary Part Number | 102680 |
| Item Name | Gear Cluster |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Astronautics Corporation of America |
| Status | ACTIVE |
| Surface Treatment | PASSIVATE SHAFT/HUB |
| Material | STEEL COMP 303 SHAFT/HUB |
| Construction | ASSEMBLED |
| 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 |
|---|---|
| 102680 PRIMARY | Astronautics Corporation of America (USA) |
NSN 3020-00-953-2091 is a Gear Cluster, manufactured by Astronautics Corporation of America, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-953-2091 has 1 manufacturer part number on file: 102680 (Astronautics Corporation of America).
Key specifications for 102680: Special Features: FIRST END LENGTH:0.186 IN.NOM;SECOND END LENGTH:0.175 IN.NOM;HUB LOCATION:BOTH ENDS;FIRST END HUB DIA:0.0935 IN.NOM;SECOND END HUB DIA:0.0935 IN.NOM;FIRST END HUB LENGTH:0.0650 IN.NOM;SECOND END HUB LENGTH:0.0650 IN.NOM;FIRST END FIRST STEP DIA:0.122 IN.NOM;SECOND END FIRST STEP DIA:0.122 IN.NOM;FIRST END LENGTH OF FIRST STEP:0.121 IN.NOM;SECOND END LENGTH OF FIRST STEP:0.120 IN.NOM;DIA OF HUB BETWEEN FIRST AND SECOND GEAR:0.100 IN.NOM;LENGTH OF HUB BETWEEN FIRST AND SECOND GEAR:0.164 IN.NOM;FIRST AND SECOND GEAR TYPE:SPUR;FIRST GEAR OUTSIDE DIA:0.766 IN.NOM;SECOND GEAR OUTSIDE DIA:0.102 IN.NOM;FIRST GEAR PITCH DIA:0.750 IN.NOM;SECOND GEAR PITCH DIA:0.1379 IN.NOM;FIRST GEAR WIDTH OF FACE:0.035 IN.NOM;SECOND GEAR WIDTH OF FACE:0.120 IN.NOM;FIRST AND SECOND GEAR ANGLE PRESSURE DEGREES 20;FIRST GEAR TEETH QTY:90;SECOND GEAR TEETH QTY:13;FIRST GEAR PITCH IN INCHES:0.02618 IN.NOM;SECOND GEAR PITCH IN INCHES:0.03272 IN.NOM;O/A GEAR CLUSTER LENGTH:0.572 IN.NOM IN; Surface Treatment: PASSIVATE SHAFT/HUB; Material: STEEL COMP 303 SHAFT/HUB; Construction: ASSEMBLED. 3 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.