The Gear Assembly, cataloged under National Stock Number 3020-01-073-5243, 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 Secs Inc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-073-5243 |
| Primary Part Number | 708539-1 |
| Item Name | Gear Assembly |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Secs Inc |
| Status | ACTIVE |
| Relationship to Similar Equipment | SIMILAR TO NSN 3020-01-494-6499 EXCEPT THAT KIT CONTAINS STAINLESS STEEL GEARSHAFT AND ONLY 2 SHIMS |
| General Characteristics Item Description | C/O ONE GEARSHAFT,NO 6 P/N 708503-1; ONE GEAR P/N 537172-2088; ONE GEAR P/N 537184-2080; TWO PIN,SPRING,P/N 418323-150 |
| Criticality Code Justification | FEAT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 708539-1 | Secs Inc (USA) |
| Reference | Meaning |
|---|---|
| 708539-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3020-01-073-5243 is a Gear Assembly, manufactured by Secs Inc, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-073-5243 has 1 manufacturer part number on file: 708539-1 (Secs Inc).
Key specifications for 708539-1: Relationship to Similar Equipment: SIMILAR TO NSN 3020-01-494-6499 EXCEPT THAT KIT CONTAINS STAINLESS STEEL GEARSHAFT AND ONLY 2 SHIMS; General Characteristics Item Description: C/O ONE GEARSHAFT,NO 6 P/N 708503-1; ONE GEAR P/N 537172-2088; ONE GEAR P/N 537184-2080; TWO PIN,SPRING,P/N 418323-150; Criticality Code Justification: FEAT; Special Features: WEAPON SYSTEM ESSENTIAL. 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.
NSN 3020-01-073-5243 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.