The Gear Set,helical,matched, cataloged under National Stock Number 3020-01-238-8774, 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 American Precision Gear Company Dba American Precision Gear Co Div Same. Government technical data includes 2 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-238-8774 |
| Primary Part Number | D15-739-N-PC526-522 |
| Item Name | Gear Set,helical,matched |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | American Precision Gear Company Dba American Precision Gear Co Div Same |
| Status | ACTIVE |
| Component Quantity | 5 |
| Nonsupply Items and Quantities | 90099 517 LOCKNUT 1; 90099 519 KEY 1; 90099 521 SETSCREW 1; 90099 522 HELICAL GEAR AND SHAFT 1; 90099 526 HELICAL GEAR 1 |
| 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 |
|---|---|
| D15-739-N-PC526-522 | American Precision Gear Company Dba American Precision Gear Co Div Same (USA) |
| Reference | Meaning |
|---|---|
| 6701 AND 6161 | 3/2 Design control — primary reference U.S. Government activity |
| D15-739B PIECE 526X522 | 5/9 Secondary reference U.S. Government activity |
| D15-739B-526-522 | 5/9 Secondary reference American Precision Gear Company Dba American Precision Gear Co Div Same |
NSN 3020-01-238-8774 is a Gear Set,helical,matched, manufactured by American Precision Gear Company Dba American Precision Gear Co Div Same, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-238-8774 has 1 manufacturer part number on file: D15-739-N-PC526-522 (American Precision Gear Company Dba American Precision Gear Co Div Same).
Key specifications for D15-739-N-PC526-522: Component Quantity: 5; Nonsupply Items and Quantities: 90099 517 LOCKNUT 1; 90099 519 KEY 1; 90099 521 SETSCREW 1; 90099 522 HELICAL GEAR AND SHAFT 1; 90099 526 HELICAL GEAR 1. 2 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.