The Gear,spur, cataloged under National Stock Number 3020-00-273-1450, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Navsurfwarcen Det Picatinny. Government technical data includes 12 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-273-1450 |
| Primary Part Number | BUWEPSDWG778161 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — No Item Name Available |
| Manufacturer | Navsurfwarcen Det Picatinny |
| Status | ACTIVE |
| Tooth Form | STANDARD |
| Material | STEEL COMP E4340 OVERALL |
| Nominal Outside Diameter | 4.249 INCHES IN |
| Spline Quantity | 6 BOTH ENDS |
| Body Style | PLAIN, SOLID |
| Teeth Quantity | 24 |
| Style Designator | PROTRUDING HUB |
| Pressure Angle | 20.0000 DEGREES |
| Bore Style | STRAIGHT SPLINE BOTH ENDS |
| Material Document and Classification | MIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Distance Between Body Face and Protruding Hub End | 0.125 INCHES FIRST END IN |
| Pitch Diameter | 4.0000 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| BUWEPSDWG778161 | Department of the Navy Naval Surface Warfare Center Crane Detachment (USA) |
| BUWEPSDWG778161 PRIMARY | Navsurfwarcen Det Picatinny (USA) |
| 778161 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
NSN 3020-00-273-1450 is a Gear,spur, manufactured by Navsurfwarcen Det Picatinny, classified under FSC 3020 (No Item Name Available). Status: active.
NSN 3020-00-273-1450 has 3 cross-referenced part numbers: BUWEPSDWG778161 (Department of the Navy Naval Surface Warfare Center Crane Detachment), BUWEPSDWG778161 (Navsurfwarcen Det Picatinny), 778161 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
There are 2 known substitutes for 3020-00-273-1450: 5950-00-804-6405, 4820-01-371-5853. Verify interchangeability with system specifications before substitution.
Key specifications for BUWEPSDWG778161: Tooth Form: STANDARD; Material: STEEL COMP E4340 OVERALL; Nominal Outside Diameter: 4.249 INCHES IN; Spline Quantity: 6 BOTH ENDS. 13 total characteristics are documented in the Federal Logistics Information System.