The Impeller,pump,centrifugal, cataloged under National Stock Number 4320-00-349-6755, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Circor Naval Solutions Llc Dba Warren 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. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-00-349-6755 |
| Primary Part Number | A220 |
| Item Name | Impeller,pump,centrifugal |
| FSC / FSG | 4320 / 43 — No Item Name Available |
| Manufacturer | Circor Naval Solutions Llc Dba Warren Pumps |
| Status | ACTIVE |
| Design Type | SINGLE WIDTH |
| Blade Type | BACKWARD CURVE |
| Keyway Length | 1.375 INCHES NOMINAL IN |
| Overall Diameter | 6.000 INCHES NOMINAL IN |
| Hub Bore Diameter | 0.750 INCHES NOMINAL IN |
| Hub Projection Length Beyond Wheel Side | 0.562 INCHES NOMINAL IN |
| Material | COPPER ALLOY |
| Mounting Method | KEY |
| Keyway Width | 0.188 INCHES NOMINAL IN |
| Blade Quantity | 5 |
| Hub Length | 1.375 INCHES NOMINAL IN |
| Keyway Type | RECTANGULAR |
| Hub Quantity | 1 |
| Rotation Direction for Which Designed | COUNTERCLOCKWISE |
| Hub Location | CENTRALLY |
| Keyway Depth | 0.099 INCHES MINIMUM AND 0.109 INCHES MAXIMUM IN |
| Keyway Quantity | 1 |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| A220 PRIMARY | Circor Naval Solutions Llc Dba Warren Pumps (USA) |
| BS6-1893PC4 PRIMARY | Circor Naval Solutions Llc Dba Warren Pumps (USA) |
NSN 4320-00-349-6755 is a Impeller,pump,centrifugal, manufactured by Circor Naval Solutions Llc Dba Warren Pumps, classified under FSC 4320 (No Item Name Available). Status: active.
NSN 4320-00-349-6755 has 2 cross-referenced part numbers: A220 (Circor Naval Solutions Llc Dba Warren Pumps), BS6-1893PC4 (Circor Naval Solutions Llc Dba Warren Pumps).
There are 8 known substitutes for 4320-00-349-6755: 5315-00-805-5291, 2990-00-925-9418, 5331-01-174-2674 and 5 more. Verify interchangeability with system specifications before substitution.
Key specifications for A220: Design Type: SINGLE WIDTH; Blade Type: BACKWARD CURVE; Keyway Length: 1.375 INCHES NOMINAL IN; Overall Diameter: 6.000 INCHES NOMINAL IN. 19 total characteristics are documented in the Federal Logistics Information System.