PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AF-903MFilter Element,fluid

Cummins Inc. · NSN 2940-01-313-1121 · FSC 2940 · No Item Name Available
Verified by PartsTable
NSN 2940-01-313-1121 — this item is cataloged by the U.S. Government under National Stock Number 2940-01-313-1121. Primary manufacturer part number: AF-903M.
Features
  • Filter Element,fluid — FSC 2940
  • Style Designator: CYLINDRICAL W/OUT CONTAINER
  • Design Type: LIMITED
  • Body Overall Length: 18.410 INCHES NOMINAL IN
  • Filtering System for Which Designed: FULL FLOW
  • Flow Direction: INSIDE OUT OR OUTSIDE IN
  • Material: PAPER FILTERING MEDIUM
  • Media for Which Designed: AIR
Applications
  • Fluid filtration and purification
  • Engine intake air cleaning
  • Hydraulic system protection
  • Applications requiring Paper Filtering Medium construction
General Description

The Filter Element,fluid, cataloged under National Stock Number 2940-01-313-1121, is classified within Federal Supply Class 2940 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is Cummins Inc.. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2940-01-313-1121
Primary Part NumberAF-903M
Item NameFilter Element,fluid
FSC / FSG2940 / 29 — No Item Name Available
ManufacturerCummins Inc.
StatusACTIVE
Style DesignatorCYLINDRICAL W/OUT CONTAINER
Design TypeLIMITED
Body Overall Length18.410 INCHES NOMINAL IN
Filtering System for Which DesignedFULL FLOW
Flow DirectionINSIDE OUT OR OUTSIDE IN
MaterialPAPER FILTERING MEDIUM
Media for Which DesignedAIR
Filtering Media DesignPLEATED SINGLE FILTERING MEDIA RESPONSE
MaterialSTEEL CORROSION RESISTING BODY
Tapered Hole Major Diameter0.660 INCHES NOMINAL IN
Tapered Hole Minor Diameter7.460 INCHES NOMINAL IN
Body Diameter13.830 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
4820-00-077-5972057832 INTERCHANGEABLE
Ring,nozzle,valve,stem
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
3110-00-277-0636AFBMA 46720 INTERCHANGEABLE
Cup,tapered Roller Bearing
The Timken Corporation
5133-00-838-5387 INTERCHANGEABLE
Drill,twist
4320-01-295-3624N46720 INTERCHANGEABLE
Ring,wearing
Leslie Controls, Inc. Dba Leslie Controls Inc
Cross-Reference Index
Part NumberManufacturer
A261C General Motors Llc Dba General Motors (USA)
P12-2484 Hercules Engine Co Inc (USA)
46720 Wix Corp (USA)
A261C General Motors Llc Dba General Motors Llc (USA)
3013205 Cummins Inc. (USA)
AF-903M PRIMARY Cummins Inc. (USA)
P12-2484 Brinkley Technology Group Llc Dba Hercules Manufacturing (USA)
Related Parts
4820-00-077-5972INTERCHANGEABLE
RING,NOZZLE,VALVE,STEM
057832
3110-00-277-0636INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
AFBMA 46720
5133-00-838-5387INTERCHANGEABLE
DRILL,TWIST
4320-01-295-3624INTERCHANGEABLE
RING,WEARING
N46720

Frequently Asked Questions

What is NSN 2940-01-313-1121?

NSN 2940-01-313-1121 is a Filter Element,fluid, manufactured by Cummins Inc., classified under FSC 2940 (No Item Name Available). Status: active.

What are the part numbers for NSN 2940-01-313-1121?

NSN 2940-01-313-1121 has 7 cross-referenced part numbers: A261C (General Motors Llc Dba General Motors), P12-2484 (Hercules Engine Co Inc), 46720 (Wix Corp), A261C (General Motors Llc Dba General Motors Llc), 3013205 (Cummins Inc.) and 2 more.

What NSN replaces 2940-01-313-1121?

There are 4 known substitutes for 2940-01-313-1121: 4820-00-077-5972, 3110-00-277-0636, 5133-00-838-5387 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of AF-903M?

Key specifications for AF-903M: Style Designator: CYLINDRICAL W/OUT CONTAINER; Design Type: LIMITED; Body Overall Length: 18.410 INCHES NOMINAL IN; Filtering System for Which Designed: FULL FLOW. 12 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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