PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

28740Filter,fluid

Hdt Expeditionary Systems Inc · NSN 4330-00-894-6344 · FSC 4330 · No Item Name Available
Verified by PartsTable
NSN 4330-00-894-6344 — this item is cataloged by the U.S. Government under National Stock Number 4330-00-894-6344. Primary manufacturer part number: 28740.
Features
  • Filter,fluid — FSC 4330
  • Material: WOOL FILTERING MEDIUM
  • Filtering Element Quantity: 3
  • Design Type: REUSABLE
  • 5 verified cross-references
  • Primary manufacturer: Hdt Expeditionary Systems Inc
Applications
  • Fluid filtration and purification
  • Engine intake air cleaning
  • Hydraulic system protection
  • Applications requiring Wool Filtering Medium construction
General Description

The Filter,fluid, cataloged under National Stock Number 4330-00-894-6344, is classified within Federal Supply Class 4330 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Hdt Expeditionary Systems Inc. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 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
NSN4330-00-894-6344
Primary Part Number28740
Item NameFilter,fluid
FSC / FSG4330 / 43 — No Item Name Available
ManufacturerHdt Expeditionary Systems Inc
StatusACTIVE
MaterialWOOL FILTERING MEDIUM
Filtering Element Quantity3
Design TypeREUSABLE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5330-00-244-818480A045 INTERCHANGEABLE
Gasket
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple
5330-00-847-1711 INTERCHANGEABLE
Seal,plain Encased
3020-01-087-134628740 INTERCHANGEABLE
Gear,spur
Moog Inc. Dba Ampac-Isp Corp
Cross-Reference Index
Part NumberManufacturer
28740 PRIMARY Hdt Expeditionary Systems Inc (USA)
C28740 Jenny Products, Inc (USA)
C28740 Davey Compressor Co Div of Keco Industries Inc (USA)
28740 Davey Compressor Co Div of Keco Industries Inc (USA)
28740 Drs Environmental Systems Inc (USA)
Related Parts
5330-00-244-8184INTERCHANGEABLE
GASKET
80A045
5330-00-847-1711INTERCHANGEABLE
SEAL,PLAIN ENCASED
3020-01-087-1346INTERCHANGEABLE
GEAR,SPUR
28740

Frequently Asked Questions

What is NSN 4330-00-894-6344?

NSN 4330-00-894-6344 is a Filter,fluid, manufactured by Hdt Expeditionary Systems Inc, classified under FSC 4330 (No Item Name Available). Status: active.

What are the part numbers for NSN 4330-00-894-6344?

NSN 4330-00-894-6344 has 5 cross-referenced part numbers: 28740 (Hdt Expeditionary Systems Inc), C28740 (Jenny Products, Inc), C28740 (Davey Compressor Co Div of Keco Industries Inc), 28740 (Davey Compressor Co Div of Keco Industries Inc), 28740 (Drs Environmental Systems Inc).

What NSN replaces 4330-00-894-6344?

There are 3 known substitutes for 4330-00-894-6344: 5330-00-244-8184, 5330-00-847-1711, 3020-01-087-1346. Verify interchangeability with system specifications before substitution.

What are the specifications of 28740?

Key specifications for 28740: Material: WOOL FILTERING MEDIUM; Special Features: W/FOUR INLETS; Filtering Element Quantity: 3; Design Type: REUSABLE. 4 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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