The Piston,stroking, cataloged under National Stock Number 4320-01-231-4821, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Parker Hannifin Corporation Div Hydraulic Systems Division. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-01-231-4821 |
| Primary Part Number | 20638 |
| Item Name | Piston,stroking |
| FSC / FSG | 4320 / 43 — No Item Name Available |
| Manufacturer | Parker Hannifin Corporation Div Hydraulic Systems Division |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 4320-01-231-4821 is a Piston,stroking, manufactured by Parker Hannifin Corporation Div Hydraulic Systems Division, classified under FSC 4320 (No Item Name Available). Status: active.
NSN 4320-01-231-4821 has 2 cross-referenced part numbers: 20638 (Parker-Hannifin Corporation Dba Service and Support Operation Div Services and Support Operations), 20638 (Parker Hannifin Corporation Div Hydraulic Systems Division).
There are 8 known substitutes for 4320-01-231-4821: 5133-00-227-9666, 5133-00-266-9246, 2530-00-352-6962 and 5 more. Verify interchangeability with system specifications before substitution.
Key specifications for 20638: End Item Identification: OH-58D AHIP (ARMY HELICOPTER IMPROVEMENT PROGRAM), ROTARY WING AIRCRAFT. 1 total characteristics are documented in the Federal Logistics Information System.