The Gear,helical, cataloged under National Stock Number 3020-00-531-0672, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 30 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-531-0672 |
| Primary Part Number | 5310672 |
| Item Name | Gear,helical |
| FSC / FSG | 3020 / 30 — No Item Name Available |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Mounting Hole Type and Quantity | 1 THREADED TRANSVERSELY THROUGH HUB FIRST END |
| Face Nominal Width | 0.265 INCHES IN |
| Bore Style | W/ KEYWAY BOTH ENDS |
| Hub Style Designator | PINNED FIRST END |
| Mounting Hole Thread Quantity Per Inch | 32 TRANSVERSELY THROUGH HUB FIRST END |
| Hub Style Designator | PLAIN SECOND END |
| Bore Nominal Diameter | 0.937 INCHES BOTH ENDS IN |
| Nominal Outside Diameter | 1.747 INCHES IN |
| Nominal Distance From Bore Center to Keyway Bottom | 0.570 INCHES BOTH ENDS IN |
| Pitch Diameter | 1.6875 INCHES NOMINAL IN |
| Tooth Direction | RIGHT |
| Mounting Hole Nominal Thread Size | 0.190 INCHES TRANSVERSELY THROUGH HUB FIRST END IN |
| Mounting Hole Thread Series Designator | UNF TRANSVERSELY THROUGH HUB FIRST END |
| Teeth Type | SINGLE HELIX |
| Body Style | PLAIN, SOLID |
| Tooth Form | STANDARD |
| Style Designator | PROTRUDING HUBS |
| Teeth Quantity | 49 |
| Precision Classification | QUALITY NUMBER 9 |
| Hardness Rating | 48.0 ROCKWELL C MINIMUM AND 52.0 ROCKWELL C MAXIMUM TEETH |
| Material | STEEL OVERALL |
| Keyway Nominal Width | 0.190 INCHES BOTH ENDS IN |
| Attachment Method | MOUNTING HOLE |
| Nominal Overall Length | 0.891 INCHES IN |
| Nominal Distance Between Body Face and Protruding Hub End | 5.234 INCHES BOTH ENDS IN |
| Nominal Distance Between Body Face and Protruding Hub End | 0.101 INCHES SECOND END IN |
| Helix Angle | 24.8500 DEGREES |
| Pressure Angle | 14.5000 DEGREES |
| Hub Nominal Diameter | 1.125 INCHES SECOND END IN |
| Hub Nominal Diameter | 1.500 INCHES FIRST END IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 3020-00-531-0672 is a Gear,helical, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 3020 (No Item Name Available). Status: active.
NSN 3020-00-531-0672 has 2 cross-referenced part numbers: 5310672 (U S Army Tank Automotive Command Amsta-Im-Mm), A30825 (Numax Electronics Inc).
There is 1 known substitute for 3020-00-531-0672: 5330-00-994-1610. Verify interchangeability with system specifications before substitution.
Key specifications for 5310672: Mounting Hole Type and Quantity: 1 THREADED TRANSVERSELY THROUGH HUB FIRST END; Face Nominal Width: 0.265 INCHES IN; Bore Style: W/ KEYWAY BOTH ENDS; Hub Style Designator: PINNED FIRST END. 30 total characteristics are documented in the Federal Logistics Information System.