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L31 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The FILTER ELEMENT,FLUID is a the manufacturer industrial component. Key specifications include height: 0.071 INCHES NOMINAL IN, length: 0.385 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN, plated: NOT PLATED, material: STEEL COMP 316, design_type: SOLID BACK, overall_width: 0.750 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 9905-00-045-3626, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
L31
NSN: 9905-00-045-3626
FSC: 9905
CAGE: 86106 — AIGNER INDEX INC (USA)
SPECIFICATIONS
height0.071 INCHES NOMINAL IN
length0.385 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN
platedNOT PLATED
materialSTEEL COMP 316
design_typeSOLID BACK
overall_width0.750 INCHES NOMINAL IN
window_shieldNOT INCLUDED
overall_length6.000 INCHES NOMINAL IN
inner_card_coverNOT INCLUDED
surface_treatmentPASSIVATE
unit_package_typeBOX
securing_device_typePRESSURE SENSITIVE ADHESIVE
NSN9905-00-045-3626
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available FILTER ELEMENT,FLUID TITLE COMPONENT PN L31 MFR FILTER ELEMENT,FLUID
KEY FEATURES
•
DESIGN TYPE: SOLID BACK
•
ACCOMMODATED CARD/LABEL WIDTH: 0.750 INCHES NOMINAL IN
•
UNIT PACKAGE QUANTITY: 50
•
ACCOMMODATED CARD/LABEL LENGTH: 6.000 INCHES NOMINAL IN
•
MATERIAL: PLASTIC LOCATION NOT OTHERWISE SPECIFIED
•
PLATED: NOT PLATED
•
INNER CARD COVER: NOT INCLUDED
TECHNICAL CHARACTERISTICS (FLIS)
DESIGN TYPESOLID BACK
ACCOMMODATED CARD/LABEL WIDTH0.750 INCHES NOMINAL IN
UNIT PACKAGE QUANTITY50
ACCOMMODATED CARD/LABEL LENGTH6.000 INCHES NOMINAL IN
MATERIALPLASTIC LOCATION NOT OTHERWISE SPECIFIED
PLATEDNOT PLATED
OVERALL WIDTH0.750 INCHES NOMINAL IN
INNER CARD COVERNOT INCLUDED
WINDOW SHIELDNOT INCLUDED
OVERALL LENGTH6.000 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
L21-6Interchangeable
interchangeable cross-reference
interchangeable
L-H-490Interchangeable
interchangeable cross-reference
interchangeable
A-A-3115Interchangeable
interchangeable cross-reference
interchangeable
L-11Interchangeable
interchangeable cross-reference
interchangeable
111Interchangeable
interchangeable cross-reference
interchangeable
151Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is L31?
L31 is a FILTER ELEMENT,FLUID.
What parts can replace L31?
There are 12 known substitutes for L31: L21-6, L-H-490, A-A-3115 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for L31?
L31 is cataloged in the Federal Logistics Information System (FLIS) under NSN 9905-00-045-3626. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026