The Gear Cluster, cataloged under National Stock Number 3020-00-118-3342, 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 16 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-118-3342 |
| Primary Part Number | 81439 |
| Item Name | Gear Cluster |
| FSC / FSG | 3020 / 30 — No Item Name Available |
| Manufacturer | Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. |
| Status | ACTIVE |
| Construction | SOLID |
| Hub Style Designator | 1 STEP FIRST END |
| Material Document and Classification | AMS 6260 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Overall Length | 3.2500 INCHES IN |
| Nominal Outside Diameter | 5.184 INCHES SECOND GEAR IN |
| Hub Nominal Diameter | 0.748 INCHES SECOND END IN |
| Design Type | SPUR SECOND GEAR |
| Material | STEEL COMP E9310 OVERALL |
| Hardness Rating | 30.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL |
| Bore Style | PLAIN BOTH ENDS |
| Hub Nominal Length | 1.1805 INCHES FIRST END IN |
| Design Type | SPUR FIRST GEAR |
| Bore Nominal Diameter | 0.500 INCHES BOTH ENDS IN |
| Hub Nominal Length | 0.7735 INCHES SECOND END IN |
| Nominal Outside Diameter | 1.346 INCHES FIRST GEAR IN |
| Hub Nominal Length | 0.1190 INCHES BETWEEN FIRST AND SECOND GEAR IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 3020-00-118-3342 is a Gear Cluster, manufactured by Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp., classified under FSC 3020 (No Item Name Available). Status: active.
NSN 3020-00-118-3342 has 2 cross-referenced part numbers: 81439 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 81439 (Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.).
There are 4 known substitutes for 3020-00-118-3342: 4210-00-496-4127, 6930-00-571-7607, 2520-01-162-2748 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for 81439: Construction: SOLID; Hub Style Designator: 1 STEP FIRST END; Material Document and Classification: AMS 6260 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Nominal Overall Length: 3.2500 INCHES IN. 16 total characteristics are documented in the Federal Logistics Information System.