The Gear,spur, cataloged under National Stock Number 3020-00-930-5603, 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 General Dynamics Mission Systems, Inc. Dba Gdms. Government technical data includes 22 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-930-5603 |
| Primary Part Number | 244-44810 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | General Dynamics Mission Systems, Inc. Dba Gdms |
| Status | ACTIVE |
| Nominal Width Across Flats | 0.126 INCHES BOTH ENDS IN |
| Hub Nominal Diameter | 0.155 INCHES SECOND END IN |
| Teeth Quantity | 18 |
| Surface Treatment Document and Classification | MIL-F-14072,FINISH -262 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Body Style | PLAIN, SOLID |
| Bore Style | HEX BOTH ENDS |
| Nominal Distance Between Body Face and Protruding Hub End | 0.160 INCHES SECOND END IN |
| Nominal Distance Between Body Face and Protruding Hub End | 0.270 INCHES FIRST END IN |
| First Step Nominal Length | 0.020 INCHES FIRST END IN |
| Style Designator | PROTRUDING HUBS |
| Pitch Diameter | 0.3750 INCHES NOMINAL IN |
| Tooth Form | STANDARD |
| First Step Nominal Diameter | 0.312 INCHES FIRST END IN |
| Hub Style Designator | 1 STEP FIRST END |
| Hub Style Designator | PLAIN SECOND END |
| End Nominal Length | 0.250 INCHES FIRST END IN |
| Nominal Outside Diameter | 0.417 INCHES IN |
| Surface Treatment | PASSIVATE OVERALL |
| End Nominal Diameter | 0.256 INCHES FIRST END IN |
| Pressure Angle | 20.0000 DEGREES |
| Material | STEEL CORROSION RESISTING OVERALL |
| Face Nominal Width | 0.350 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 |
|---|---|
| 244-44810 | General Dynamics Mission Systems, Inc. Dba Gdms (USA) |
| Reference | Meaning |
|---|---|
| SM-C-497147 | 3/2 Design control — primary reference U.S. Government activity |
| 244-44810 | 5/9 Secondary reference U.S. Government activity |
NSN 3020-00-930-5603 is a Gear,spur, manufactured by General Dynamics Mission Systems, Inc. Dba Gdms, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-930-5603 has 1 manufacturer part number on file: 244-44810 (General Dynamics Mission Systems, Inc. Dba Gdms).
Key specifications for 244-44810: Nominal Width Across Flats: 0.126 INCHES BOTH ENDS IN; Hub Nominal Diameter: 0.155 INCHES SECOND END IN; Teeth Quantity: 18; Surface Treatment Document and Classification: MIL-F-14072,FINISH -262 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL. 22 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.