The Pump,rotary, cataloged under National Stock Number 4320-00-834-5220, 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 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4320-00-834-5220 |
| Primary Part Number | E635 |
| Item Name | Pump,rotary |
| FSC / FSG | 4320 / 43 — No Item Name Available |
| Manufacturer | Circor Naval Solutions Llc Dba Warren Pumps |
| Status | CANCELLED |
| Discharge Connection Type | ROUND FLANGE |
| Pump Rotation Direction | CLOCKWISE |
| Operating Speed at Rated Capacity | 1750.0 REVOLUTIONS PER MINUTE |
| Reference Number Differentiating Characteristics | AS DIFFERENTIATED BY PORT UNIT |
| Drive Shaft Length | 3.000 INCHES NOMINAL IN |
| Drive Shaft Type | MACHINE KEYWAY |
| Drive Shaft End Diameter | 1.625 INCHES NOMINAL IN |
| Discharge Pressure | 5.0 COMPREHENSIVE PROCUREMENT GUIDELINE - VEHICULAR PRODUCTS - REBUILT VEHICULAR PARTS |
| Intake Connection Type | ROUND FLANGE |
| Discharge Connection Quantity | 1 |
| Media for Which Designed | OIL |
| Operation Method | POWERED |
| Mounting Type | BASE |
| Intake Connection Quantity | 1 |
| Rotary Pump Design | SCREW |
| Drive Connection Type | CHAIN |
| Maximum Discharge Flow Rate | 545.0 GALLONS PER MINUTE |
| Pumping Element Operating Position | VERTICAL |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| E635 | Circor Naval Solutions Llc Dba Warren Pumps (USA) |
| DLGN25-211-1960083 | Naval Ship Systems Command (USA) |
NSN 4320-00-834-5220 is a Pump,rotary, manufactured by Circor Naval Solutions Llc Dba Warren Pumps, classified under FSC 4320 (No Item Name Available). Status: cancelled.
NSN 4320-00-834-5220 has 2 cross-referenced part numbers: E635 (Circor Naval Solutions Llc Dba Warren Pumps), DLGN25-211-1960083 (Naval Ship Systems Command).
There are 3 known substitutes for 4320-00-834-5220: 3040-00-739-1594, 5961-00-824-3704, 6105-01-367-9662. Verify interchangeability with system specifications before substitution.
Key specifications for E635: Discharge Connection Type: ROUND FLANGE; Pump Rotation Direction: CLOCKWISE; Operating Speed at Rated Capacity: 1750.0 REVOLUTIONS PER MINUTE; Reference Number Differentiating Characteristics: AS DIFFERENTIATED BY PORT UNIT. 18 total characteristics are documented in the Federal Logistics Information System.
NSN 4320-00-834-5220 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.