The Gear,spur, cataloged under National Stock Number 3020-00-690-2896, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Lake Shore Systems, Inc.. Government technical data includes 26 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-690-2896 |
| Primary Part Number | 8738930 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — No Item Name Available |
| Manufacturer | Lake Shore Systems, Inc. |
| Status | ACTIVE |
| Mounting Hole Type and Quantity | 6 PLAIN TRANSVERSELY THROUGH HUB SECOND END |
| Bore Style | INVOLUTE SPLINE BOTH ENDS |
| Face Nominal Width | 3.500 INCHES IN |
| Mounting Hole Nominal Diameter | 0.906 INCHES AXIALLY THROUGH HUB FIRST END IN |
| Pressure Angle | 20.0000 DEGREES |
| Pitch Diameter | 22.6667 INCHES NOMINAL IN |
| Nominal Distance Between Body Face and Protruding Hub End | 0.125 INCHES SECOND END IN |
| Hub Nominal Diameter | 5.000 INCHES SECOND END IN |
| Body Style | WEBBED, OFFSET, WITH LIGHTENING HOLES |
| Bolt Hole Circle Nominal Diameter | 8.375 INCHES AXIALLY THROUGH HUB FIRST END IN |
| Bore Nominal Diameter | 3.800 INCHES BOTH ENDS IN |
| Counterbore Nominal Diameter | 3.937 INCHES SECOND END IN |
| Attachment Method | MOUNTING HOLE |
| Nominal Outside Diameter | 23.152 INCHES IN |
| Teeth Quantity | 68 |
| Hardness Rating | 45.0 ROCKWELL C MINIMUM AND 55.0 ROCKWELL C MAXIMUM OVERALL |
| Spline Pitch Diameter | 3.7000 INCHES NOMINAL BOTH ENDS IN |
| Style Designator | PROTRUDING HUBS |
| Hub Nominal Diameter | 5.000 INCHES FIRST END IN |
| Counterbore Nominal Depth | 3.125 INCHES SECOND END IN |
| Nominal Distance Between Body Face and Protruding Hub End | 0.100 INCHES FIRST END IN |
| Material | STEEL OVERALL |
| Tooth Form | STANDARD |
| Material Document and Classification | QQ-S-681 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Hub Style Designator | PLAIN BOTH ENDS |
| Spline Quantity | 37 BOTH ENDS |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 3020-00-690-2896 is a Gear,spur, manufactured by Lake Shore Systems, Inc., classified under FSC 3020 (No Item Name Available). Status: active.
NSN 3020-00-690-2896 has 3 cross-referenced part numbers: 8738930 (U S Army Tank Automotive Command Amsta-Im-Mm), 38577 (Paccar Government Group Co Yarrow Bay Office Pk), 8738930 (Lake Shore Systems, Inc.).
There are 3 known substitutes for 3020-00-690-2896: 3120-00-734-2500, 5970-00-767-8549, 5970-00-947-4832. Verify interchangeability with system specifications before substitution.
Key specifications for 8738930: Mounting Hole Type and Quantity: 6 PLAIN TRANSVERSELY THROUGH HUB SECOND END; Bore Style: INVOLUTE SPLINE BOTH ENDS; Face Nominal Width: 3.500 INCHES IN; Mounting Hole Nominal Diameter: 0.906 INCHES AXIALLY THROUGH HUB FIRST END IN. 26 total characteristics are documented in the Federal Logistics Information System.