The Gear,spur, cataloged under National Stock Number 3020-00-993-5743, 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 17 specifications, cited from the U.S. Government catalog. The record lists 6 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-993-5743 |
| Primary Part Number | GP32-45P1 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Secs Inc |
| Status | ACTIVE |
| Bore Nominal Diameter | 0.188 INCHES BOTH ENDS IN |
| Hub Nominal Diameter | 0.375 INCHES FIRST END IN |
| Teeth Quantity | 45 |
| Body Style | PLAIN, SOLID |
| Bore Style | PLAIN BOTH ENDS |
| Nominal Distance Between Body Face and Protruding Hub End | 0.219 INCHES FIRST END IN |
| Precision Classification | QUALITY NUMBER 10 OR QUALITY NUMBER 11 |
| Style Designator | PROTRUDING HUB |
| Material Document and Classification | QQ-S-764,TYPE 303,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Pitch Diameter | 0.7021 INCHES MINIMUM AND 0.7031 INCHES MAXIMUM IN |
| Tooth Form | STANDARD |
| Hub Style Designator | PINNED FIRST END |
| Nominal Outside Diameter | 0.7334 INCHES IN |
| Surface Treatment | PASSIVATE OVERALL |
| Pressure Angle | 20.0000 DEGREES |
| Material | STEEL COMP 303 OVERALL |
| Face Nominal Width | 0.187 INCHES IN |
| 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 |
|---|---|
| GP32-45P1 PRIMARY | Secs Inc (USA) |
| 7147-1006P1 | Raytheon Company (USA) |
| E31-45P1 | Designatronics Incorporated Div Sterling Instruments Div (USA) |
| G15-45 PRIMARY | Roller Bearing Co of America, Inc Div Pic Design (USA) |
| D66S45P1 PRIMARY | Designatronics Inc Perfect Gear and Instrument Div (USA) |
| 7147-1006P1 | Raytheon Company Dba Raytheon Co (USA) |
| Reference | Meaning |
|---|---|
| P64S21-45 | 5/9 Secondary reference W. M. Berg, Inc. |
| 7147-1006P1 | 5/9 Secondary reference Raytheon Company Div Corp |
NSN 3020-00-993-5743 is a Gear,spur, manufactured by Secs Inc, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-993-5743 has 6 manufacturer part numbers on file: GP32-45P1 (Secs Inc), 7147-1006P1 (Raytheon Company), E31-45P1 (Designatronics Incorporated Div Sterling Instruments Div), G15-45 (Roller Bearing Co of America, Inc Div Pic Design), D66S45P1 (Designatronics Inc Perfect Gear and Instrument Div) and 1 more.
Key specifications for GP32-45P1: Bore Nominal Diameter: 0.188 INCHES BOTH ENDS IN; Hub Nominal Diameter: 0.375 INCHES FIRST END IN; Teeth Quantity: 45; Body Style: PLAIN, SOLID. 17 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.