The Pulley,speed Decreaser, cataloged under National Stock Number 3020-00-055-7623, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Hiller Aircraft Corporation. Government technical data includes 1 verified specification, 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-055-7623 |
| Primary Part Number | 25238 |
| Item Name | Pulley,speed Decreaser |
| FSC / FSG | 3020 / 30 — No Item Name Available |
| Manufacturer | Hiller Aircraft Corporation |
| Status | ACTIVE |
| General Characteristics Item Description | ALUMINUM ALLOY,1.370 IN. MIN.,1.380 IN. MAX.,O/A LG,1.847 IN. DIA.U-SHAPE GROOVE IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 3020-00-055-7623 is a Pulley,speed Decreaser, manufactured by Hiller Aircraft Corporation, classified under FSC 3020 (No Item Name Available). Status: active.
NSN 3020-00-055-7623 has 2 cross-referenced part numbers: 25238 (Hiller Aircraft Corporation), 25238 (Helicopter Parts Service Inc).
There are 5 known substitutes for 3020-00-055-7623: 5950-00-103-4950, 5935-00-149-3483, 5940-00-581-6367 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for 25238: General Characteristics Item Description: ALUMINUM ALLOY,1.370 IN. MIN.,1.380 IN. MAX.,O/A LG,1.847 IN. DIA.U-SHAPE GROOVE IN. 1 total characteristics are documented in the Federal Logistics Information System.