The Gear,spur, cataloged under National Stock Number 3020-00-690-2892, 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 30 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-690-2892 |
| Primary Part Number | 8738923 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — No Item Name Available |
| Manufacturer | Lake Shore Systems, Inc. |
| Status | ACTIVE |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE AND AISI/SAE 1040 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Bore Nominal Diameter | 2.000 INCHES BOTH ENDS IN |
| Counterbore Nominal Diameter | 2.167 INCHES SECOND END IN |
| Bolt Hole Circle Nominal Diameter | 4.000 INCHES AXIALLY THROUGH BODY FIRST END IN |
| Mounting Hole Thread Series Designator | UNF AXIALLY THROUGH BODY FIRST END |
| Spline Pitch Diameter | 1.9166 INCHES NOMINAL FIRST END IN |
| Tooth Form | STANDARD |
| Nominal Outside Diameter | 6.917 INCHES IN |
| Attachment Method | MOUNTING HOLE |
| Hardness Rating | 48.0 ROCKWELL C MINIMUM AND 58.0 ROCKWELL C MAXIMUM OVERALL |
| Pitch Diameter | 6.6666 INCHES NOMINAL IN |
| Mounting Hole Nominal Thread Size | 0.375 INCHES AXIALLY THROUGH BODY SECOND END IN |
| Pressure Angle | 20.0000 DEGREES |
| Bore Style | INVOLUTE SPLINE BOTH ENDS |
| End Nominal Length | 1.002 INCHES FIRST END IN |
| First Step Nominal Diameter | 4.530 INCHES FIRST END IN |
| Style Designator | PROTRUDING HUB |
| Hub Style Designator | 1 STEP FIRST END |
| Teeth Quantity | 40 |
| Nominal Distance Between Body Face and Protruding Hub End | 1.192 INCHES FIRST END IN |
| First Step Nominal Length | 0.190 INCHES FIRST END IN |
| Material | STEEL COMP 1040 OVERALL |
| Mounting Hole Thread Quantity Per Inch | 24 AXIALLY THROUGH BODY FIRST END |
| End Nominal Diameter | 4.135 INCHES FIRST END IN |
| Nominal Overall Length | 2.470 INCHES IN |
| Face Nominal Width | 1.278 INCHES IN |
| Mounting Hole Type and Quantity | 6 THREADED AXIALLY THROUGH BODY FIRST END |
| Body Style | PLAIN, SOLID |
| Spline Quantity | 23 BOTH ENDS |
| Counterbore Nominal Depth | 0.843 INCHES SECOND END IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 3020-00-690-2892 is a Gear,spur, manufactured by Lake Shore Systems, Inc., classified under FSC 3020 (No Item Name Available). Status: active.
NSN 3020-00-690-2892 has 4 cross-referenced part numbers: 38595 (Paccar Government Group Co Yarrow Bay Office Pk), 8738923 (Lake Shore Systems, Inc.), 8738923 (Midwest Gear & Machining, Inc.), 8738923 (U S Army Tank Automotive Command Amsta-Im-Mm).
There are 4 known substitutes for 3020-00-690-2892: 4730-00-083-4160, 4310-00-244-9945, 3110-00-540-4659 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for 8738923: Material Document and Classification: 66 FED STD SINGLE MATERIAL RESPONSE AND AISI/SAE 1040 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Bore Nominal Diameter: 2.000 INCHES BOTH ENDS IN; Counterbore Nominal Diameter: 2.167 INCHES SECOND END IN; Bolt Hole Circle Nominal Diameter: 4.000 INCHES AXIALLY THROUGH BODY FIRST END IN. 30 total characteristics are documented in the Federal Logistics Information System.