The Gear,worm, cataloged under National Stock Number 3020-00-289-7491, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple. Government technical data includes 22 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 | 3020-00-289-7491 |
| Primary Part Number | 458-308 |
| Item Name | Gear,worm |
| FSC / FSG | 3020 / 30 — No Item Name Available |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple |
| Status | ACTIVE |
| Pitch Diameter | 0.3320 INCHES MINIMUM AND 0.3330 INCHES MAXIMUM IN |
| Face Type | STRAIGHT |
| Attachment Method | MOUNTING HOLE |
| Surface Treatment | PASSIVATE OVERALL |
| Helix Angle | 45.9664 DEGREES |
| Mounting Hole Type and Quantity | 1 PLAIN AND 1 THREADED TRANSVERSELY THROUGH HUB FIRST END |
| Bore Style | PLAIN BOTH ENDS |
| Material | STEEL OVERALL |
| Nominal Outside Diameter | 0.3746 INCHES IN |
| Pressure Angle | 25.0000 DEGREES |
| Hub Nominal Diameter | 0.260 INCHES FIRST END IN |
| Mounting Hole Nominal Thread Size | 0.112 INCHES TRANSVERSELY THROUGH HUB FIRST END IN |
| Mounting Hole Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) TRANSVERSELY THROUGH HUB FIRST END |
| Material Document and Classification | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Distance Between Body Face and Protruding Hub End | 0.1875 INCHES FIRST END IN |
| Hub Style Designator | PLAIN FIRST END |
| Thread Form Quantity | 4 |
| Style Designator | PROTRUDING HUB |
| Thread Form Direction | RIGHT-HAND |
| Bore Nominal Diameter | 0.1878 INCHES BOTH ENDS IN |
| Mounting Hole Nominal Diameter | 0.052 INCHES TRANSVERSELY THROUGH HUB FIRST END IN |
| Face Nominal Width | 0.562 INCHES IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 3020-00-289-7491 is a Gear,worm, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple, classified under FSC 3020 (No Item Name Available). Status: active.
NSN 3020-00-289-7491 has 3 cross-referenced part numbers: 458-308 (Northrop Grumman Systems Corporation Div Es Defensive Systems Division), 458-308 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple), 85393 (Wurlitzer Co the).
There are 3 known substitutes for 3020-00-289-7491: 5310-00-010-3334, 1560-00-219-3946, 5962-00-477-4416. Verify interchangeability with system specifications before substitution.
Key specifications for 458-308: Pitch Diameter: 0.3320 INCHES MINIMUM AND 0.3330 INCHES MAXIMUM IN; Face Type: STRAIGHT; Attachment Method: MOUNTING HOLE; Surface Treatment: PASSIVATE OVERALL. 22 total characteristics are documented in the Federal Logistics Information System.