The Gear,helical, cataloged under National Stock Number 3020-00-626-9013, 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 U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 30 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-626-9013 |
| Primary Part Number | 6269013 |
| Item Name | Gear,helical |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Keyway Nominal Width | 0.190 INCHES BOTH ENDS IN |
| Bore Nominal Diameter | 9.378 INCHES BOTH ENDS IN |
| Helix Angle | 24.8500 DEGREES |
| Hub Nominal Diameter | 1.125 INCHES SECOND END IN |
| Hub Nominal Diameter | 1.500 INCHES FIRST END IN |
| Teeth Quantity | 98 |
| Body Style | PLAIN, SOLID |
| Tooth Direction | RIGHT |
| Bore Style | W/ KEYWAY BOTH ENDS |
| Mounting Hole Type and Quantity | 1 THREADED TRANSVERSELY THROUGH HUB FIRST END |
| Nominal Distance Between Body Face and Protruding Hub End | 0.101 INCHES SECOND END IN |
| Nominal Distance Between Body Face and Protruding Hub End | 0.523 INCHES BOTH ENDS IN |
| Teeth Type | SINGLE HELIX |
| Hardness Rating | 48.0 ROCKWELL C MINIMUM AND 52.0 ROCKWELL C MAXIMUM TEETH |
| Nominal Overall Length | 0.891 INCHES IN |
| Style Designator | PROTRUDING HUBS |
| Material Document and Classification | QQ-S-631 FED SPEC 1ST MATERIAL RESPONSE AND QQ-S-631 FED SPEC 2ND MATERIAL RESPONSE AND QQ-S-634 FED SPEC 3RD MATERIAL RESPONSE AND QQ-S-634 FED SPEC 4TH MATERIAL RESPONSE AND QQ-S-637 FED SPEC 4TH MATERIAL RESPONSE OVERALL |
| Pitch Diameter | 3.3749 INCHES NOMINAL IN |
| Tooth Form | STANDARD |
| Hub Style Designator | PLAIN SECOND END |
| Hub Style Designator | PINNED FIRST END |
| Mounting Hole Nominal Thread Size | 0.190 INCHES TRANSVERSELY THROUGH HUB FIRST END IN |
| Nominal Outside Diameter | 6.868 INCHES IN |
| Mounting Hole Thread Quantity Per Inch | 32 TRANSVERSELY THROUGH HUB FIRST END |
| Nominal Distance From Bore Center to Keyway Bottom | 0.570 INCHES BOTH ENDS IN |
| Pressure Angle | 14.5000 DEGREES |
| Material | STEEL COMP 1040 AND STEEL AND STEEL COMP 1050 AND STEEL COMP 1137 OVERALL |
| Mounting Hole Thread Series Designator | UNF TRANSVERSELY THROUGH HUB FIRST END |
| Attachment Method | MOUNTING HOLE |
| Face Nominal Width | 0.265 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 |
|---|---|
| 6269013 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 3020-00-626-9013 is a Gear,helical, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-626-9013 has 1 manufacturer part number on file: 6269013 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 6269013: Keyway Nominal Width: 0.190 INCHES BOTH ENDS IN; Bore Nominal Diameter: 9.378 INCHES BOTH ENDS IN; Helix Angle: 24.8500 DEGREES; Hub Nominal Diameter: 1.125 INCHES SECOND END IN. 30 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.