PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

FIL 3966Filter Element,fluid

National Automotive Parts Assn/napa/ · NSN 2940-01-625-9189 · FSC 2940 · No Item Name Available
Verified by PartsTable
NSN 2940-01-625-9189 — this item is cataloged by the U.S. Government under National Stock Number 2940-01-625-9189. Primary manufacturer part number: FIL 3966.
Features
  • Filter Element,fluid — FSC 2940
  • 2 verified cross-references
  • Primary manufacturer: National Automotive Parts Assn/napa/
Applications
  • Fluid filtration and purification
  • Engine intake air cleaning
  • Hydraulic system protection
General Description

The Filter Element,fluid, cataloged under National Stock Number 2940-01-625-9189, is classified within Federal Supply Class 2940 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is National Automotive Parts Assn/napa/. This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameFilter Element,fluid
FSC / FSG2940 — No Item Name Available (FSG 29)
ManufacturersNational Automotive Parts Assn/napa/ (CAGE 050Q3)
Technical Specifications
ParameterValue
NSN2940-01-625-9189
Primary Part NumberFIL 3966
Item NameFilter Element,fluid
FSC / FSG2940 / 29 — No Item Name Available
ManufacturerNational Automotive Parts Assn/napa/
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5950-00-232-44433966 INTERCHANGEABLE
Coil,radio Frequency
Pax Mfg Corp Hammarlund Mfg Co Div
5950-00-235-8730SC-D-1736N INTERCHANGEABLE
Coil,telephone
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5950-00-461-83013966 INTERCHANGEABLE
Transformer,power
Sartron, Inc
5940-00-617-2673227-1157P1 INTERCHANGEABLE
Terminal,lug
Raytheon Co Equipment Development Lab
6625-01-097-47203966 INTERCHANGEABLE
Lead,test
Fluke Electronics Corp
5305-01-121-5475AMSE B18.6.3-HEX HEAD 10-24X7/8 INTERCHANGEABLE
Screw,machine
American National Standards Institute Incorporated Dba American National Standards Institute
Cross-Reference Index
Part NumberManufacturer
3966 National Automotive Parts Assn/napa/ (USA)
FIL 3966 PRIMARY National Automotive Parts Assn/napa/ (USA)
Related Parts
5950-00-232-4443INTERCHANGEABLE
COIL,RADIO FREQUENCY
3966
5950-00-235-8730INTERCHANGEABLE
COIL,TELEPHONE
SC-D-1736N
5950-00-461-8301INTERCHANGEABLE
TRANSFORMER,POWER
3966
5940-00-617-2673INTERCHANGEABLE
TERMINAL,LUG
227-1157P1
6625-01-097-4720INTERCHANGEABLE
LEAD,TEST
3966
5305-01-121-5475INTERCHANGEABLE
SCREW,MACHINE
AMSE B18.6.3-HEX HEAD 10-24X7/8

Frequently Asked Questions

What is NSN 2940-01-625-9189?

NSN 2940-01-625-9189 is a Filter Element,fluid, manufactured by National Automotive Parts Assn/napa/, classified under FSC 2940 (No Item Name Available). Status: active.

What are the part numbers for NSN 2940-01-625-9189?

NSN 2940-01-625-9189 has 2 cross-referenced part numbers: 3966 (National Automotive Parts Assn/napa/), FIL 3966 (National Automotive Parts Assn/napa/).

What NSN replaces 2940-01-625-9189?

There are 6 known substitutes for 2940-01-625-9189: 5950-00-232-4443, 5950-00-235-8730, 5950-00-461-8301 and 3 more. Verify interchangeability with system specifications before substitution.

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