The Impeller,pump,centrifugal, cataloged under National Stock Number 4320-01-423-5684, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Air & Liquid Systems Corporation Dba Buffalo Pumps. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 1 manufacturer, 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 | 4320-01-423-5684 |
| Primary Part Number | 3-0442-01 |
| Item Name | Impeller,pump,centrifugal |
| FSC / FSG | 4320 / 43 — No Item Name Available |
| Manufacturer | Air & Liquid Systems Corporation Dba Buffalo Pumps |
| Status | ACTIVE |
| Mounting Method | KEY |
| Material | COPPER ALLOY |
| Hub Quantity | 2 |
| Design Type | DOUBLE WIDTH |
| Overall Diameter | 15.000 INCHES NOMINAL IN |
| Keyway Type | SQUARE |
| Rotation Direction for Which Designed | COUNTERCLOCKWISE |
| Keyway Width | 0.750 INCHES NOMINAL IN |
| Keyway Quantity | 1 |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 3-0442-01 PRIMARY | Air & Liquid Systems Corporation Dba Buffalo Pumps (USA) |
| NF16165 | Air & Liquid Systems Corporation Dba Buffalo Pumps (USA) |
| PL.16VHSM-1 ITEM 3 | Air & Liquid Systems Corporation Dba Buffalo Pumps (USA) |
| NA1798 | Air & Liquid Systems Corporation Dba Buffalo Pumps (USA) |
NSN 4320-01-423-5684 is a Impeller,pump,centrifugal, manufactured by Air & Liquid Systems Corporation Dba Buffalo Pumps, classified under FSC 4320 (No Item Name Available). Status: active.
NSN 4320-01-423-5684 has 4 cross-referenced part numbers: 3-0442-01 (Air & Liquid Systems Corporation Dba Buffalo Pumps), NF16165 (Air & Liquid Systems Corporation Dba Buffalo Pumps), PL.16VHSM-1 ITEM 3 (Air & Liquid Systems Corporation Dba Buffalo Pumps), NA1798 (Air & Liquid Systems Corporation Dba Buffalo Pumps).
There are 5 known substitutes for 4320-01-423-5684: 4320-01-423-4346, 4320-01-423-4425, 4320-01-423-4427 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for 3-0442-01: Mounting Method: KEY; Material: COPPER ALLOY; Hub Quantity: 2; Design Type: DOUBLE WIDTH. 11 total characteristics are documented in the Federal Logistics Information System.