The Gear,special, cataloged under National Stock Number 3020-01-312-9761, 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 Tpa Motion Llc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-312-9761 |
| Primary Part Number | 23002A3$B-TPA |
| Item Name | Gear,special |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Tpa Motion Llc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | N |
| Part Number | Manufacturer |
|---|---|
| 23002A3$B-TPA | Tpa Motion Llc (USA) |
| Reference | Meaning |
|---|---|
| 21767A3 | 5/9 Secondary reference Schlenker Enterprises Ltd |
| C1619-20 | 3/9 Design control — primary reference Kevlin Corporation Dba Cobham Sensor Systems Div Kevlin Division |
| C1619-20 | C/1 Advisory reference — outside the item-of-supply concept Frontgrade Technologies Inc. |
NSN 3020-01-312-9761 is a Gear,special, manufactured by Tpa Motion Llc, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-312-9761 has 1 manufacturer part number on file: 23002A3$B-TPA (Tpa Motion Llc).
Key specifications for 23002A3$B-TPA: Special Features: GEAR,ANTENNA BACKPLANE; 8A1MP1, TI 6310.30, FA 10082, PG 8-5, SEC 1-10 (AOS)//PG 8-3, SEC 1-11 (WESTINGHOUSE); End Item Identification: AIRPORT SURVEILLANCE RADAR 9. 0 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 3020-01-312-9761 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.