The Impeller,pump,centrifugal, cataloged under National Stock Number 4320-00-218-3453, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Curtiss-Wright Electro-Mechanical Corporation Div Epd. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 2 manufacturers, 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 | 4320-00-218-3453 |
| Primary Part Number | SL-4221 PIECES 37,39,41 |
| Item Name | Impeller,pump,centrifugal |
| FSC / FSG | 4320 / 43 — No Item Name Available |
| Manufacturer | Curtiss-Wright Electro-Mechanical Corporation Div Epd |
| Status | ACTIVE |
| Keyway Quantity | 1 |
| Keyway Type | RECTANGULAR |
| Keyway Width | 0.375 INCHES NOMINAL IN |
| Material | NICKEL ALLOY |
| Keyway Depth | 0.141 INCHES NOMINAL IN |
| Hub Length | 2.500 INCHES NOMINAL IN |
| Mounting Method | KEY |
| Overall Diameter | 9.500 INCHES NOMINAL IN |
| Design Type | SINGLE WIDTH |
| Hub Bore Diameter | 1.500 INCHES NOMINAL IN |
| Hub Projection Length Beyond Wheel Side | 0.750 INCHES NOMINAL IN |
| Hub Quantity | 1 |
| Hub Location | CENTERED |
| Keyway Length | 2.500 INCHES NOMINAL IN |
| Rotation Direction for Which Designed | CLOCKWISE |
| Blade Quantity | 4 |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| SL-4221 PIECES 37,39,41 | Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA) |
| SL-4221 | Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA) |
| SL-4221 PIECES 37,39,41 | Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA) |
| SL4221PC37-39-41 | Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA) |
| 5663P | Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA) |
| SL4221PC37-39-41 | Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA) |
NSN 4320-00-218-3453 is a Impeller,pump,centrifugal, manufactured by Curtiss-Wright Electro-Mechanical Corporation Div Epd, classified under FSC 4320 (No Item Name Available). Status: active.
NSN 4320-00-218-3453 has 6 cross-referenced part numbers: SL-4221 PIECES 37,39,41 (Curtiss-Wright Electro-Mechanical Corporation Div Epd), SL-4221 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging), SL-4221 PIECES 37,39,41 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging), SL4221PC37-39-41 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging), 5663P (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging) and 1 more.
There are 2 known substitutes for 4320-00-218-3453: 4320-00-218-3406, 4320-00-218-3454. Verify interchangeability with system specifications before substitution.
Key specifications for SL-4221 PIECES 37,39,41: Keyway Quantity: 1; Keyway Type: RECTANGULAR; Keyway Width: 0.375 INCHES NOMINAL IN; Special Features: FIRST STAGE,RIGHT-HAND BLADES; WEAR RING W/SET SCREW PROVIDED. 18 total characteristics are documented in the Federal Logistics Information System.