The Gear,helical, cataloged under National Stock Number 3020-00-022-2936, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Western Mfg Co. Government technical data includes 23 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-022-2936 |
| Primary Part Number | 20706 |
| Item Name | Gear,helical |
| FSC / FSG | 3020 / 30 — No Item Name Available |
| Manufacturer | Western Mfg Co |
| Status | ACTIVE |
| Tooth Form | STANDARD |
| Nominal Distance Between Body Face and Protruding Hub End | 0.060 INCHES SECOND END IN |
| Hub Nominal Diameter | 3.500 INCHES SECOND END IN |
| Teeth Type | SINGLE HELIX |
| Face Nominal Width | 1.500 INCHES IN |
| Pitch Diameter | 7.9250 INCHES MINIMUM AND 7.9350 INCHES MAXIMUM IN |
| Material Document and Classification | MIL-S-8690,COMP 8620 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Bore Style | STRAIGHT SPLINE BOTH ENDS |
| Teeth Quantity | 73 |
| Bore Nominal Diameter | 2.047 INCHES BOTH ENDS IN |
| Helix Angle | 23.0000 DEGREES |
| Hub Style Designator | PLAIN FIRST END |
| Nominal Outside Diameter | 8.129 INCHES IN |
| Material | STEEL COMP 8620 OVERALL |
| Style Designator | PROTRUDING HUBS |
| Spline Quantity | 10 BOTH ENDS |
| Hub Nominal Diameter | 2.690 INCHES FIRST END IN |
| Hardness Rating | 53.0 ROCKWELL C MINIMUM AND 56.0 ROCKWELL C MAXIMUM OVERALL |
| Tooth Direction | LEFT |
| Pressure Angle | 20.0000 DEGREES |
| Hub Style Designator | PLAIN SECOND END |
| Nominal Distance Between Body Face and Protruding Hub End | 0.125 INCHES FIRST END IN |
| Body Style | WEBBED, SOLID |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 20706 | Western Mfg Co (USA) |
| 00267-0222 | Harsco Corp Bmy-Combat Systems Div (USA) |
| 00267-0222 | Western Mfg Co (USA) |
NSN 3020-00-022-2936 is a Gear,helical, manufactured by Western Mfg Co, classified under FSC 3020 (No Item Name Available). Status: active.
NSN 3020-00-022-2936 has 3 cross-referenced part numbers: 20706 (Western Mfg Co), 00267-0222 (Harsco Corp Bmy-Combat Systems Div), 00267-0222 (Western Mfg Co).
There are 11 known substitutes for 3020-00-022-2936: 5133-00-189-9251, 5940-00-231-4430, 4720-00-231-7346 and 8 more. Verify interchangeability with system specifications before substitution.
Key specifications for 20706: Tooth Form: STANDARD; Nominal Distance Between Body Face and Protruding Hub End: 0.060 INCHES SECOND END IN; Hub Nominal Diameter: 3.500 INCHES SECOND END IN; Teeth Type: SINGLE HELIX. 23 total characteristics are documented in the Federal Logistics Information System.