The Gear,antibacklash,spur, cataloged under National Stock Number 3020-00-406-4783, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is L3harris Technologies, Inc.. Government technical data includes 26 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-406-4783 |
| Primary Part Number | 60878-2 |
| Item Name | Gear,antibacklash,spur |
| FSC / FSG | 3020 / 30 — No Item Name Available |
| Manufacturer | L3harris Technologies, Inc. |
| Status | ACTIVE |
| Pitch Diameter | 3.5156 INCHES NOMINAL IN |
| Teeth Quantity | 225 |
| Precision Classification | QUALITY NUMBER 12 |
| Material | STEEL COMP 303S HUB |
| Surface Treatment | ANODIZE BODY |
| Style Designator | PROTRUDING HUB |
| Surface Treatment | PASSIVATE SPRING |
| Backlash Designation | GRADE D |
| Face Nominal Width | 0.125 INCHES IN |
| Surface Treatment | PASSIVATE HUB |
| Material Document and Classification | MIL-S-7720 MIL STD SINGLE MATERIAL RESPONSE HUB |
| Nominal Outside Diameter | 3.546 INCHES IN |
| Pressure Angle | 20.0000 DEGREES |
| Nominal Distance Between Body Face and Protruding Hub End | 0.250 INCHES FIRST END IN |
| Surface Treatment Document and Classification | MIL-A-8625,TYPE 1 MIL SPEC SINGLE TREATMENT RESPONSE BODY |
| Material | ALUMINUM ALLOY 2024 BODY |
| Surface Treatment Document and Classification | MIL-F-14072,E300 MIL SPEC SINGLE TREATMENT RESPONSE SPRING |
| Material | STEEL COMP 302 SPRING |
| Hub Style Designator | PINNED FIRST END |
| Material Document and Classification | QQ-A-250/4C FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-225/6B FED SPEC SINGLE MATERIAL RESPONSE BODY |
| Bore Style | PLAIN BOTH ENDS |
| Hub Nominal Diameter | 0.563 INCHES FIRST END IN |
| Bore Nominal Diameter | 0.250 INCHES BOTH ENDS IN |
| Surface Treatment Document and Classification | MIL-F-14072,E300 MIL SPEC SINGLE TREATMENT RESPONSE HUB |
| Material Document and Classification | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE SPRING |
| Tooth Form | STANDARD |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| AB250-225P2-0-2498 SPCL | Southern Gear & Machine Inc (USA) |
| 60878-2 | L3harris Technologies, Inc. Div Space and Airborne Systems (USA) |
| 60878 | L3harris Technologies, Inc. Div Space and Airborne Systems (USA) |
| 60878-2 PRIMARY | L3harris Technologies, Inc. (USA) |
| AB250-225P2-0-2498 | Southern Gear & Machine Inc (USA) |
NSN 3020-00-406-4783 is a Gear,antibacklash,spur, manufactured by L3harris Technologies, Inc., classified under FSC 3020 (No Item Name Available). Status: active.
NSN 3020-00-406-4783 has 5 cross-referenced part numbers: AB250-225P2-0-2498 SPCL (Southern Gear & Machine Inc), 60878-2 (L3harris Technologies, Inc. Div Space and Airborne Systems), 60878 (L3harris Technologies, Inc. Div Space and Airborne Systems), 60878-2 (L3harris Technologies, Inc.), AB250-225P2-0-2498 (Southern Gear & Machine Inc).
There are 5 known substitutes for 3020-00-406-4783: 5940-00-018-4348, 5330-00-072-1128, 2520-00-737-7053 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for 60878-2: Pitch Diameter: 3.5156 INCHES NOMINAL IN; Teeth Quantity: 225; Precision Classification: QUALITY NUMBER 12; Material: STEEL COMP 303S HUB. 26 total characteristics are documented in the Federal Logistics Information System.