The Gear,spur, cataloged under National Stock Number 3020-00-427-0331, 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 Designatronics Inc Perfect Gear and Instrument Div. The record lists 4 manufacturer part numbers 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Item Name | Gear,spur |
| FSC / FSG | 3020 — Gears, Pulleys, Sprockets, and Transmission Chain (FSG 30) |
| Manufacturers | Designatronics Inc Perfect Gear and Instrument Div (CAGE 12444); Secs Inc (CAGE 23266); Roller Bearing Co of America, Inc Div Pic Design (CAGE 00141); Designatronics Incorporated Div Sterling Instruments Div (CAGE 00328) |
| Parameter | Value |
|---|---|
| NSN | 3020-00-427-0331 |
| Primary Part Number | C66S20P1 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Designatronics Inc Perfect Gear and Instrument Div |
| Status | ACTIVE |
| 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 |
|---|---|
| C66S20P1 PRIMARY | Designatronics Inc Perfect Gear and Instrument Div (USA) |
| GP22-20P1 PRIMARY | Secs Inc (USA) |
| G5-20Q10 PRIMARY | Roller Bearing Co of America, Inc Div Pic Design (USA) |
| E30-20P1 | Designatronics Incorporated Div Sterling Instruments Div (USA) |
| Reference | Meaning |
|---|---|
| P48S21-20 | C/1 Advisory reference — outside the item-of-supply concept W. M. Berg, Inc. |
| P48S21-20P1 | 5/9 Secondary reference W. M. Berg, Inc. |
| E30-20P2 | C/1 Advisory reference — outside the item-of-supply concept Designatronics Incorporated Div Sterling Instruments Div |
NSN 3020-00-427-0331 is a Gear,spur, manufactured by Designatronics Inc Perfect Gear and Instrument Div, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-427-0331 has 4 manufacturer part numbers on file: C66S20P1 (Designatronics Inc Perfect Gear and Instrument Div), GP22-20P1 (Secs Inc), G5-20Q10 (Roller Bearing Co of America, Inc Div Pic Design), E30-20P1 (Designatronics Incorporated Div Sterling Instruments Div).
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.