The Gear,helical, cataloged under National Stock Number 3020-00-752-1031, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Dana Corp Spicer Transmission Div. Government technical data includes 23 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 9 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-752-1031 |
| Primary Part Number | 30-1-23 |
| Item Name | Gear,helical |
| FSC / FSG | 3020 / 30 — No Item Name Available |
| Manufacturer | Dana Corp Spicer Transmission Div |
| Status | ACTIVE |
| Pressure Angle | 20.0000 DEGREES |
| Nominal Distance Between Body Face and Recessed Hub End | 0.562 INCHES SECOND END IN |
| Bore Style | W/ KEYWAY BOTH ENDS |
| Style Designator | ONE PROTRUDING HUB, ONE RECESSED HUB |
| Bore Nominal Diameter | 2.000 INCHES BOTH ENDS IN |
| Tooth Form | STANDARD |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Outside Diameter | 6.832 INCHES IN |
| Pitch Diameter | 6.5625 INCHES NOMINAL IN |
| Nominal Distance Between Body Face and Protruding Hub End | 1.062 INCHES FIRST END IN |
| Material | STEEL COMP 8620H OVERALL |
| Hub Nominal Diameter | 3.000 INCHES SECOND END IN |
| Face Nominal Width | 0.969 INCHES IN |
| Keyway Nominal Width | 0.312 INCHES BOTH ENDS IN |
| Hardness Rating | 59.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM OVERALL |
| Hub Nominal Diameter | 2.875 INCHES FIRST END IN |
| Hub Style Designator | PLAIN BOTH ENDS |
| Teeth Type | SINGLE HELIX |
| Tooth Direction | RIGHT |
| Helix Angle | 28.2777 DEGREES |
| Nominal Distance From Bore Center to Keyway Bottom | 1.156 INCHES BOTH ENDS IN |
| Body Style | WEBBED, OFFSET, SOLID |
| Teeth Quantity | 48 |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 2358T2 | Diamond Reo Truck Co (USA) |
| 7521031 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 914105 | Sasco Inc Canadian Div |
| 30-1-23 PRIMARY | Dana Corp Spicer Transmission Div (USA) |
| 205725R1 | Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/ (USA) |
| 2358T2 | Spalla Inc (USA) |
| T403-9 | Perfection Clutch (USA) |
| TG1-23 | Marmon Group Inc the Active Gear Co Div (USA) |
| DU1-23 | Dupage Gear and Machine Co (USA) |
NSN 3020-00-752-1031 is a Gear,helical, manufactured by Dana Corp Spicer Transmission Div, classified under FSC 3020 (No Item Name Available). Status: active.
NSN 3020-00-752-1031 has 9 cross-referenced part numbers: 2358T2 (Diamond Reo Truck Co), 7521031 (U S Army Tank Automotive Command Amsta-Im-Mm), 914105 (Sasco Inc Canadian Div), 30-1-23 (Dana Corp Spicer Transmission Div), 205725R1 (Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/) and 4 more.
There are 12 known substitutes for 3020-00-752-1031: 5310-00-011-4604, 1650-00-162-6257, 5365-00-188-8296 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 30-1-23: Pressure Angle: 20.0000 DEGREES; Nominal Distance Between Body Face and Recessed Hub End: 0.562 INCHES SECOND END IN; Bore Style: W/ KEYWAY BOTH ENDS; Style Designator: ONE PROTRUDING HUB, ONE RECESSED HUB. 23 total characteristics are documented in the Federal Logistics Information System.