The Pump Subassembly,rotary, cataloged under National Stock Number 4320-00-441-2751, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Hydro-Aire Aerospace Corp. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, 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 | 4320-00-441-2751 |
| Primary Part Number | 19880 |
| Item Name | Pump Subassembly,rotary |
| FSC / FSG | 4320 / 43 — No Item Name Available |
| Manufacturer | Hydro-Aire Aerospace Corp |
| Status | ACTIVE |
| Major Components | PORT PLATE 1,CENTER PLATE 1,SEAL PLATE 1,IDLER GEARS 2,DRIVE GEAR 1,PUMP DRIVE SHAFT 1,PUMP SEAL 1 |
| Overall Diameter | 1.593 INCHES MINIMUM AND 1.595 INCHES MAXIMUM IN |
| Mounting Configuration | SUPPORTED AND ENCASED BY PUMP HOUSING |
| FSC Application Data | PUMP UNIT,ROTARY.ANTI&ICING FLUID SYSTEM. C-121 AIRCRAFT |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 19880 PRIMARY | Hydro-Aire Aerospace Corp (USA) |
NSN 4320-00-441-2751 is a Pump Subassembly,rotary, manufactured by Hydro-Aire Aerospace Corp, classified under FSC 4320 (No Item Name Available). Status: active.
NSN 4320-00-441-2751 has 1 cross-referenced part number: 19880 (Hydro-Aire Aerospace Corp).
There are 2 known substitutes for 4320-00-441-2751: 5950-00-647-7308, 5330-00-900-4368. Verify interchangeability with system specifications before substitution.
Key specifications for 19880: Major Components: PORT PLATE 1,CENTER PLATE 1,SEAL PLATE 1,IDLER GEARS 2,DRIVE GEAR 1,PUMP DRIVE SHAFT 1,PUMP SEAL 1; Overall Diameter: 1.593 INCHES MINIMUM AND 1.595 INCHES MAXIMUM IN; Mounting Configuration: SUPPORTED AND ENCASED BY PUMP HOUSING; FSC Application Data: PUMP UNIT,ROTARY.ANTI&ICING FLUID SYSTEM. C-121 AIRCRAFT. 4 total characteristics are documented in the Federal Logistics Information System.