The Gear,spur, cataloged under National Stock Number 3020-00-439-8499, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.. Government technical data includes 24 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 | 3020-00-439-8499 |
| Primary Part Number | 121569 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — No Item Name Available |
| Manufacturer | Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. |
| Status | ACTIVE |
| Body Style | PLAIN, SOLID |
| Nominal Overall Length | 2.210 INCHES IN |
| First Step Nominal Diameter | 0.905 INCHES SECOND END IN |
| First Step Nominal Length | 0.592 INCHES SECOND END IN |
| Hub Nominal Diameter | 0.873 INCHES FIRST END IN |
| End Nominal Diameter | 0.624 INCHES SECOND END IN |
| Tooth Form | STANDARD |
| Teeth Quantity | 21 |
| Pitch Diameter | 1.5909 INCHES NOMINAL IN |
| Material | STEEL COMP E9310 OVERALL |
| Hub Style Designator | 1 STEP SECOND END |
| Bore Nominal Diameter | 0.470 INCHES BOTH ENDS IN |
| Face Nominal Width | 0.440 INCHES IN |
| Hardness Rating | 32.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL |
| Nominal Outside Diameter | 1.673 INCHES IN |
| Bore Style | PARTIAL BOTH ENDS |
| Nominal Distance Between Body Face and Protruding Hub End | 1.055 INCHES FIRST END IN |
| Nominal Distance Between Body Face and Protruding Hub End | 0.685 INCHES SECOND END IN |
| Style Designator | PROTRUDING HUBS |
| End Nominal Length | 0.123 INCHES SECOND END IN |
| Material Document and Classification | AMS 6260 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Bore Nominal Depth | 1.220 INCHES BOTH ENDS IN |
| Hub Style Designator | PLAIN FIRST END |
| Pressure Angle | 20.0000 DEGREES |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 3020-00-439-8499 is a Gear,spur, manufactured by Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp., classified under FSC 3020 (No Item Name Available). Status: active.
NSN 3020-00-439-8499 has 2 cross-referenced part numbers: 121569 (Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.), 121569 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
There is 1 known substitute for 3020-00-439-8499: 2910-00-367-3613. Verify interchangeability with system specifications before substitution.
Key specifications for 121569: Body Style: PLAIN, SOLID; Nominal Overall Length: 2.210 INCHES IN; First Step Nominal Diameter: 0.905 INCHES SECOND END IN; First Step Nominal Length: 0.592 INCHES SECOND END IN. 24 total characteristics are documented in the Federal Logistics Information System.