The Gear,helical, cataloged under National Stock Number 3020-00-275-1012, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Republic Gear Co. Government technical data includes 23 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 13 commercial cross-references from 11 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 3020-00-275-1012 |
| Primary Part Number | K242-4 |
| Item Name | Gear,helical |
| FSC / FSG | 3020 / 30 — No Item Name Available |
| Manufacturer | Republic Gear Co |
| Status | CANCELLED |
| Material | STEEL OVERALL |
| Tooth Direction | RIGHT |
| Tooth Form | STANDARD |
| Hub Nominal Diameter | 2.313 INCHES FIRST END IN |
| Hardness Rating | 58.0 ROCKWELL C MINIMUM AND 63.0 ROCKWELL C MAXIMUM TEETH |
| Nominal Distance From Bore Center to Keyway Bottom | 1.027 INCHES BOTH ENDS IN |
| Face Nominal Width | 1.063 INCHES IN |
| Pitch Diameter | 5.6666 INCHES NOMINAL IN |
| Nominal Outside Diameter | 5.883 INCHES IN |
| Keyway Nominal Width | 0.314 INCHES BOTH ENDS IN |
| Teeth Quantity | 40 |
| Hub Style Designator | PLAIN BOTH ENDS |
| Style Designator | CONE SHAPE BODY, PROTRUDING HUB, RECESSED HUB |
| Pressure Angle | 18.3667 DEGREES |
| Body Style | WEBBED, OFFSET, SOLID |
| Nominal Distance Between Body Face and Recessed Hub End | 1.109 INCHES FIRST END IN |
| Nominal Overall Length | 2.172 INCHES IN |
| Bore Nominal Diameter | 1.749 INCHES BOTH ENDS IN |
| Nominal Distance Between Body Face and Protruding Hub End | 6.250 INCHES SECOND END IN |
| Helix Angle | 23.2158 DEGREES |
| Bore Style | W/ KEYWAY BOTH ENDS |
| Hub Nominal Diameter | 2.313 INCHES SECOND END IN |
| Teeth Type | SINGLE HELIX |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| K242-4 | Republic Gear Co (USA) |
| P18241 | Koehring Cranes and Excavators Inc Sub of Northwest Engineering Co (USA) |
| 4652 | Clark Material Handling Company (USA) |
| P18241 | Koehring Co Lorain Div (USA) |
| 55944R1 | Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/ (USA) |
| TS260-3 | New Venture Gear Inc New Process Gear Div (USA) |
| WT214-8 | Liberty Ventures Inti, Llc (USA) |
| 201067 | Clark Equipment Co (USA) |
| LT214-8 | Lempco Products Inc (USA) |
| 8C7885 | Napco International Llc Dba Napco International Inc (USA) |
| 201067 | Clark Material Handling Company (USA) |
| 201067 | Clark Equipment Co Transmission Div (USA) |
| 4652 | Clark Equipment Co (USA) |
NSN 3020-00-275-1012 is a Gear,helical, manufactured by Republic Gear Co, classified under FSC 3020 (No Item Name Available). Status: cancelled.
NSN 3020-00-275-1012 has 13 cross-referenced part numbers: K242-4 (Republic Gear Co), P18241 (Koehring Cranes and Excavators Inc Sub of Northwest Engineering Co), 4652 (Clark Material Handling Company), P18241 (Koehring Co Lorain Div), 55944R1 (Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/) and 8 more.
There are 12 known substitutes for 3020-00-275-1012: 5905-00-088-3599, 3110-00-100-0511, 4820-00-224-2205 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for K242-4: Material: STEEL OVERALL; Tooth Direction: RIGHT; Tooth Form: STANDARD; Hub Nominal Diameter: 2.313 INCHES FIRST END IN. 23 total characteristics are documented in the Federal Logistics Information System.
NSN 3020-00-275-1012 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.