The Gear,helical, cataloged under National Stock Number 3020-00-251-0950, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Brinkley Technology Group Llc Dba Hercules Manufacturing. Government technical data includes 21 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. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 3020-00-251-0950 |
| Primary Part Number | 58049-B |
| Item Name | Gear,helical |
| FSC / FSG | 3020 / 30 — No Item Name Available |
| Manufacturer | Brinkley Technology Group Llc Dba Hercules Manufacturing |
| Status | CANCELLED |
| Teeth Quantity | 36 |
| Pitch Diameter | 4.5000 INCHES NOMINAL IN |
| Hub Style Designator | PLAIN BOTH ENDS |
| Bore Nominal Diameter | 0.7480 INCHES BOTH ENDS IN |
| Hub Nominal Diameter | 2.000 INCHES FIRST END IN |
| Keyway Nominal Width | 0.127 INCHES BOTH ENDS IN |
| Nominal Outside Diameter | 4.6975 INCHES IN |
| Tooth Form | STANDARD |
| Material | STEEL OVERALL |
| Nominal Distance Between Body Face and Recessed Hub End | 0.093 INCHES SECOND END IN |
| Body Style | SPOKED |
| Bore Style | W/ KEYWAY BOTH ENDS |
| Tooth Direction | RIGHT |
| Nominal Distance From Bore Center to Keyway Bottom | 0.748 INCHES BOTH ENDS IN |
| Hardness Rating | 14.0 ROCKWELL C MINIMUM AND 22.0 ROCKWELL C MAXIMUM OVERALL |
| Pressure Angle | 14.5000 DEGREES |
| Style Designator | RECESSED HUBS |
| Face Nominal Width | 0.750 INCHES IN |
| Hub Nominal Diameter | 1.750 INCHES SECOND END IN |
| Helix Angle | 36.8695 DEGREES |
| Teeth Type | SINGLE HELIX |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 8572 | Moto-Search Mfg Co Inc (USA) |
| 58049-B PRIMARY | Brinkley Technology Group Llc Dba Hercules Manufacturing (USA) |
| 58049A | Hercules Engine Co Inc (USA) |
| 58049-B | Hercules Engine Co Inc (USA) |
| 58049A PRIMARY | Brinkley Technology Group Llc Dba Hercules Manufacturing (USA) |
NSN 3020-00-251-0950 is a Gear,helical, manufactured by Brinkley Technology Group Llc Dba Hercules Manufacturing, classified under FSC 3020 (No Item Name Available). Status: cancelled.
NSN 3020-00-251-0950 has 5 cross-referenced part numbers: 8572 (Moto-Search Mfg Co Inc), 58049-B (Brinkley Technology Group Llc Dba Hercules Manufacturing), 58049A (Hercules Engine Co Inc), 58049-B (Hercules Engine Co Inc), 58049A (Brinkley Technology Group Llc Dba Hercules Manufacturing).
There are 6 known substitutes for 3020-00-251-0950: 4730-00-260-3184, 5340-00-831-6949, 6220-01-201-9971 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for 58049-B: Teeth Quantity: 36; Pitch Diameter: 4.5000 INCHES NOMINAL IN; Hub Style Designator: PLAIN BOTH ENDS; Bore Nominal Diameter: 0.7480 INCHES BOTH ENDS IN. 21 total characteristics are documented in the Federal Logistics Information System.
NSN 3020-00-251-0950 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.