The Impeller,pump,centrifugal, cataloged under National Stock Number 4320-00-915-4188, 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 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-00-915-4188 |
| Primary Part Number | 12220 |
| Item Name | Impeller,pump,centrifugal |
| FSC / FSG | 4320 / 43 — No Item Name Available |
| Manufacturer | Air & Liquid Systems Corporation Dba Buffalo Pumps |
| Status | ACTIVE |
| Hub Location | SINGLE INSIDE OFFSET |
| Keyway Length | 0.750 INCHES NOMINAL IN |
| Design Type | SINGLE WIDTH |
| Overall Diameter | 5.000 INCHES MAXIMUM IN |
| Keyway Quantity | 1 |
| Mounting Method | KEY |
| Hub Length | 0.750 INCHES NOMINAL IN |
| Keyway Width | 0.125 INCHES NOMINAL IN |
| Rotation Direction for Which Designed | COUNTERCLOCKWISE |
| Keyway Type | STRAIGHT |
| Hub Quantity | 1 |
| Keyway Depth | 0.074 INCHES NOMINAL IN |
| Hub Projection Length Beyond Wheel Side | 0.375 INCHES NOMINAL IN |
| Material | COPPER ALLOY |
| Blade Type | FORWARD CURVE |
| Blade Quantity | 5 |
| Hub Bore Diameter | 0.4995 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 12220GM4-3-8 | Air & Liquid Systems Corporation Dba Buffalo Pumps (USA) |
| 12220 PRIMARY | Air & Liquid Systems Corporation Dba Buffalo Pumps (USA) |
NSN 4320-00-915-4188 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 4320-00-915-4188 has 2 cross-referenced part numbers: 12220GM4-3-8 (Air & Liquid Systems Corporation Dba Buffalo Pumps), 12220 (Air & Liquid Systems Corporation Dba Buffalo Pumps).
There are 12 known substitutes for 4320-00-915-4188: 5133-00-189-9265, 5133-00-228-1334, 5120-00-244-1263 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 12220: Hub Location: SINGLE INSIDE OFFSET; Overall Width: 1.500 INCHES NOMINAL IN; Keyway Length: 0.750 INCHES NOMINAL IN; Design Type: SINGLE WIDTH. 18 total characteristics are documented in the Federal Logistics Information System.