PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

51649Filter Element,fluid

Wix Corp · NSN 2940-01-157-6309 · FSC 2940 · No Item Name Available
Verified by PartsTable
NSN 2940-01-157-6309 — this item is cataloged by the U.S. Government under National Stock Number 2940-01-157-6309. Primary manufacturer part number: 51649.
Features
  • Filter Element,fluid — FSC 2940
  • Filtering Media Design: PLEATED SINGLE FILTERING MEDIA RESPONSE
  • Body Diameter: 4.890 INCHES NOMINAL IN
  • Filtering System for Which Designed: FULL FLOW
  • Thread Series Designator: UNF
  • Style Designator: CYLINDRICAL W/ INTEGRAL OUTER CASING
  • Material: PAPER FILTERING MEDIUM
  • Criticality Code Justification: FEAT
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 2940-01-157-6309, is classified within Federal Supply Class 2940 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is Wix Corp. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 26 commercial cross-references from 23 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2940-01-157-6309
Primary Part Number51649
Item NameFilter Element,fluid
FSC / FSG2940 / 29 — No Item Name Available
ManufacturerWix Corp
StatusACTIVE
Filtering Media DesignPLEATED SINGLE FILTERING MEDIA RESPONSE
Body Diameter4.890 INCHES NOMINAL IN
Filtering System for Which DesignedFULL FLOW
Thread Series DesignatorUNF
Style DesignatorCYLINDRICAL W/ INTEGRAL OUTER CASING
MaterialPAPER FILTERING MEDIUM
Criticality Code JustificationFEAT
Design TypeNONREUSABLE
Flow DirectionOUTSIDE IN
Body Overall Length8.000 INCHES NOMINAL IN
Nominal Thread Size1.500 INCHES IN
MaterialSTEEL BODY
MaterialRUBBER SYNTHETIC SEAL
Media for Which DesignedFUEL/OIL, HYDROCARBON
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5930-00-064-774950053 INTERCHANGEABLE
Switch
Cole Hersee Company
5940-00-143-4777MS25036-157 INTERCHANGEABLE
Terminal,lug
Sae International Dba Sae International
6250-00-224-4828FS20 INTERCHANGEABLE
Starter,fluorescent Lamp
First Light Lighting Systems, Inc.
2825-00-389-9751 INTERCHANGEABLE
Stem and Head Assembly
5998-00-455-98486723-00373 INTERCHANGEABLE
Circuit Card Assembly
Bae Systems (operations) Limited
5930-00-522-3558 INTERCHANGEABLE
Switch,rotary
4730-00-883-061780145 INTERCHANGEABLE
Bellows Assembly,track
Spirax Sarco Inc Dba Spirax Sarco
5325-00-919-6801B205 INTERCHANGEABLE
Ring,retaining
Altec Air, Llc Dba Altec Llc
4510-01-071-4296B-205 INTERCHANGEABLE
Faucet,single
T and S Brass and Bronze Works Inc
6130-01-177-9290 INTERCHANGEABLE
Generator,ultrasonic
Cross-Reference Index
Part NumberManufacturer
31649 Wix Corp (USA)
51649 PRIMARY Wix Corp (USA)
1240892H1 Komatsu American Intl Co (USA)
B205 Baldwin Filters (USA)
9414100649 Manitowoc Crane Group (uk) Limited (GBR)
2026 Sogefi Filtration Ltd (GBR)
3313281 Cummins Inc. (USA)
B378-1371 Essex Electro Engineers Inc (USA)
LF0073400 Fleetguard (GBR)
51649 Relli Technology, Inc Dba Relli Technology Inc (USA)
2DR513 Oshkosh Corp (USA)
2940011576309 E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales
LF-734 Fleetguard Inc Div of Cummins Engine Co (USA)
1649 National Automotive Parts Assn/napa/ (USA)
LF734 Fleetguard (GBR)
1-28106 Superior Compressor Company Dba Grimmer Schmidt Smith Compressors (USA)
2DR513 PRIMARY Oshkosh Defense Llc (USA)
LFP734 Champion Laboratories, Inc. (USA)
LF-734 Cummins Filtration Inc Dba Fleetguard Div Cummins Inc (USA)
02331-1237 Harsco Corp Bmy-Combat Systems Div (USA)
Related Parts
5930-00-064-7749INTERCHANGEABLE
SWITCH
50053
5940-00-143-4777INTERCHANGEABLE
TERMINAL,LUG
MS25036-157
6250-00-224-4828INTERCHANGEABLE
STARTER,FLUORESCENT LAMP
FS20
2825-00-389-9751INTERCHANGEABLE
STEM AND HEAD ASSEMBLY
5998-00-455-9848INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
6723-00373
5930-00-522-3558INTERCHANGEABLE
SWITCH,ROTARY
4730-00-883-0617INTERCHANGEABLE
BELLOWS ASSEMBLY,TRACK
80145
5325-00-919-6801INTERCHANGEABLE
RING,RETAINING
B205
4510-01-071-4296INTERCHANGEABLE
FAUCET,SINGLE
B-205
6130-01-177-9290INTERCHANGEABLE
GENERATOR,ULTRASONIC
4510-01-212-8333INTERCHANGEABLE
FAUCET,SINGLE
440026
5975-01-303-6699INTERCHANGEABLE
PANEL,ELECTRICAL-ELECTRONIC EQUI

Frequently Asked Questions

What is NSN 2940-01-157-6309?

NSN 2940-01-157-6309 is a Filter Element,fluid, manufactured by Wix Corp, classified under FSC 2940 (No Item Name Available). Status: active.

What are the part numbers for NSN 2940-01-157-6309?

NSN 2940-01-157-6309 has 26 cross-referenced part numbers: 31649 (Wix Corp), 51649 (Wix Corp), 1240892H1 (Komatsu American Intl Co), B205 (Baldwin Filters), 9414100649 (Manitowoc Crane Group (uk) Limited) and 21 more.

What NSN replaces 2940-01-157-6309?

There are 12 known substitutes for 2940-01-157-6309: 5930-00-064-7749, 5940-00-143-4777, 6250-00-224-4828 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 51649?

Key specifications for 51649: Filtering Media Design: PLEATED SINGLE FILTERING MEDIA RESPONSE; Body Diameter: 4.890 INCHES NOMINAL IN; Filtering System for Which Designed: FULL FLOW; Special Features: WEAPON SYSTEM ESSENTIAL. 15 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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