PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

28044Filter,fluid

Pall Aeropower Corporation · NSN 4330-01-344-2545 · FSC 4330 · No Item Name Available
Verified by PartsTable
NSN 4330-01-344-2545 — this item is cataloged by the U.S. Government under National Stock Number 4330-01-344-2545. Primary manufacturer part number: 28044.
Features
  • Filter,fluid — FSC 4330
  • Differential Pressure: ERR-060
  • Drop Pressure: ERR-060
  • Mounting Type: INLET CONNECTION AND OUTLET CONNECTION LINE
  • Temp Rating: -34.4 CELSIUS MINIMUM AND 135.0 CELSIUS MAXIMUM DEGC
  • Filtration Rating in Microns: 25.0 ABSOLUTE AND 10.0 NOMINAL
  • Filtering Element Quantity: 1
  • First Intake Nominal Thread Size: 0.750 INCHES IN
Applications
  • Fluid filtration and purification
  • Engine intake air cleaning
  • Hydraulic system protection
  • Applications requiring Steel Corrosion Resisting Body construction
General Description

The Filter,fluid, cataloged under National Stock Number 4330-01-344-2545, is classified within Federal Supply Class 4330 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Pall Aeropower Corporation. Government technical data includes 29 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4330-01-344-2545
Primary Part Number28044
Item NameFilter,fluid
FSC / FSG4330 / 43 — No Item Name Available
ManufacturerPall Aeropower Corporation
StatusACTIVE
Differential PressureERR-060
Drop PressureERR-060
Mounting TypeINLET CONNECTION AND OUTLET CONNECTION LINE
Temp Rating-34.4 CELSIUS MINIMUM AND 135.0 CELSIUS MAXIMUM DEGC
Filtration Rating in Microns25.0 ABSOLUTE AND 10.0 NOMINAL
Filtering Element Quantity1
First Intake Nominal Thread Size0.750 INCHES IN
Filtering System for Which DesignedFULL FLOW
First Discharge Thread Class3A A
Filtering Media DesignSINTERED SINGLE FILTERING MEDIA RESPONSE
First Discharge Thread DirectionRIGHT-HAND
Style DesignatorINLINE DISPOSAL W/THREADED CONNECTIONS
MaterialSTEEL CORROSION RESISTING BODY
Material Document and ClassificationQQ-S-763,TY 300 FED SPEC SINGLE MATERIAL RESPONSE FILTERING MEDIUM
Media for Which DesignedFUEL/OIL, HYDROCARBON
First Discharge Connection TypeTHREADED EXTERNAL TUBE LINE
First Intake Thread Series DesignatorUNIFIED NATIONAL JOINT FINE (UNJF)
Body Outside Diameter25.4 MILLIMETERS NOMINAL MM
MaterialSTEEL CORROSION RESISTING FILTERING MEDIUM
Body Length33.82 MILLIMETERS NOMINAL MM
First Discharge Connection Relationship to Intake ConnectionNOT IDENTICAL
Design TypeREUSABLE
First Intake Thread Class3B
First Intake Connection TypeTHREADED INTERNAL TUBE LINE
First Intake Thread DirectionRIGHT-HAND
First Discharge Thread Series DesignatorUNIFIED NATIONAL JOINT FINE (UNJF)
Operating Pressure0.020 KILOPASCALS (KPA) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED
Material Document and ClassificationQQ-S-763,TY 304 FED SPEC SINGLE MATERIAL RESPONSE BODY
First Discharge Nominal Thread Size0.750 INCHES IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5120-00-203-4806 INTERCHANGEABLE
Wrench,open End
6640-00-611-5003 INTERCHANGEABLE
Hood,fume
3130-01-194-490528044 INTERCHANGEABLE
Cap,pillow Block
Moog Inc. Dba Ampac-Isp Corp
Cross-Reference Index
Part NumberManufacturer
13027117 Us Army Aviation and Missile Command (USA)
28044 Pall Aeropower Corp Sub of Pall Corp Mectron Industries Div (USA)
28044 PRIMARY Pall Aeropower Corporation (USA)
Related Parts
5120-00-203-4806INTERCHANGEABLE
WRENCH,OPEN END
6640-00-611-5003INTERCHANGEABLE
HOOD,FUME
3130-01-194-4905INTERCHANGEABLE
CAP,PILLOW BLOCK
28044

Frequently Asked Questions

What is NSN 4330-01-344-2545?

NSN 4330-01-344-2545 is a Filter,fluid, manufactured by Pall Aeropower Corporation, classified under FSC 4330 (No Item Name Available). Status: active.

What are the part numbers for NSN 4330-01-344-2545?

NSN 4330-01-344-2545 has 3 cross-referenced part numbers: 13027117 (Us Army Aviation and Missile Command), 28044 (Pall Aeropower Corp Sub of Pall Corp Mectron Industries Div), 28044 (Pall Aeropower Corporation).

What NSN replaces 4330-01-344-2545?

There are 3 known substitutes for 4330-01-344-2545: 5120-00-203-4806, 6640-00-611-5003, 3130-01-194-4905. Verify interchangeability with system specifications before substitution.

What are the specifications of 28044?

Key specifications for 28044: Differential Pressure: ERR-060; Drop Pressure: ERR-060; Mounting Type: INLET CONNECTION AND OUTLET CONNECTION LINE; Temp Rating: -34.4 CELSIUS MINIMUM AND 135.0 CELSIUS MAXIMUM DEGC. 30 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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