PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AC7665E6Filter Element,fluid

Pall Aeropower Corporation · NSN 1650-00-691-3043 · FSC 1650 · No Item Name Available
Verified by PartsTable
NSN 1650-00-691-3043 — this item is cataloged by the U.S. Government under National Stock Number 1650-00-691-3043. Primary manufacturer part number: AC7665E6.
Features
  • Filter Element,fluid — FSC 1650
  • 2 verified cross-references
  • Primary manufacturer: Pall Aeropower Corporation
Applications
  • Fluid filtration and purification
  • Engine intake air cleaning
  • Hydraulic system protection
General Description

The Filter Element,fluid, cataloged under National Stock Number 1650-00-691-3043, is classified within Federal Supply Class 1650 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Pall Aeropower Corporation. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Catalog Facts
Item NameFilter Element,fluid
FSC / FSG1650 — No Item Name Available (FSG 16)
ManufacturersPall Aeropower Corporation (CAGE 18350); Frontgrade Technologies Inc. Dba Frontgrade Technologies Inc. (CAGE 88379)
Technical Specifications
ParameterValue
NSN1650-00-691-3043
Primary Part NumberAC7665E6
Item NameFilter Element,fluid
FSC / FSG1650 / 16 — No Item Name Available
ManufacturerPall Aeropower Corporation
StatusCANCELLED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 7
5306-00-298-865512852 INTERCHANGEABLE
Bolt,machine
Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.
5307-00-373-863212852 INTERCHANGEABLE
Stud,locked in
Triumph Engine Control Systems Llc
5950-00-417-4376373304-1 INTERCHANGEABLE
Transformer,power
Raytheon Company Dba Raytheon Co
6150-01-179-538312852 INTERCHANGEABLE
Cable Assembly,special Purpose,e
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
3020-01-297-910912852 INTERCHANGEABLE
Gear,spur
Aerosonic Llc
4820-01-425-3690 INTERCHANGEABLE
Valve Assembly,manifold
5120-01-585-8829 INTERCHANGEABLE
Crowfoot Attachment,socket Wrenc
Cross-Reference Index
Part NumberManufacturer
AC7665E6 PRIMARY Pall Aeropower Corporation (USA)
12852 PRIMARY Frontgrade Technologies Inc. Dba Frontgrade Technologies Inc. (USA)
Related Parts
5306-00-298-8655INTERCHANGEABLE
BOLT,MACHINE
12852
5307-00-373-8632INTERCHANGEABLE
STUD,LOCKED IN
12852
5950-00-417-4376INTERCHANGEABLE
TRANSFORMER,POWER
373304-1
6150-01-179-5383INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
12852
3020-01-297-9109INTERCHANGEABLE
GEAR,SPUR
12852
4820-01-425-3690INTERCHANGEABLE
VALVE ASSEMBLY,MANIFOLD
5120-01-585-8829INTERCHANGEABLE
CROWFOOT ATTACHMENT,SOCKET WRENC

Frequently Asked Questions

What is NSN 1650-00-691-3043?

NSN 1650-00-691-3043 is a Filter Element,fluid, manufactured by Pall Aeropower Corporation, classified under FSC 1650 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 1650-00-691-3043?

NSN 1650-00-691-3043 has 2 cross-referenced part numbers: AC7665E6 (Pall Aeropower Corporation), 12852 (Frontgrade Technologies Inc. Dba Frontgrade Technologies Inc.).

What NSN replaces 1650-00-691-3043?

There are 7 known substitutes for 1650-00-691-3043: 5306-00-298-8655, 5307-00-373-8632, 5950-00-417-4376 and 4 more. Verify interchangeability with system specifications before substitution.

Is NSN 1650-00-691-3043 still in active supply?

NSN 1650-00-691-3043 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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