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Technical Data Sheet
PartsTable / COMPONENT / 56-3540
56-3540 ✓ 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

FILTER ELEMENT,AIR CONDITIONING. Key specifications include special_features: MULTI-AXIAL; 3.5 X 40 MM; SELF-ADJUSTING TAPERED LOCK DESIGN; BALL HEAD AND TAPERED WEDGE ARRANGEMENT MM, part_name_assigned_by_controlling_agency: PEDICLE SCREW. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4130-01-073-0998, 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
56-3540
NSN: 4130-01-073-0998
FSC: 4130
CAGE: 56232 — LOCKHEED MARTIN CORPORATION DIV RMS - MITCHEL FIELD (USA)
SPECIFICATIONS
special_featuresMULTI-AXIAL; 3.5 X 40 MM; SELF-ADJUSTING TAPERED LOCK DESIGN; BALL HEAD AND TAPERED WEDGE ARRANGEMENT MM
part_name_assigned_by_controlling_agencyPEDICLE SCREW
NSN4130-01-073-0998
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available FILTER ELEMENT,AIR CONDITIONING TITLE COMPONENT PN 56-3540 MFR FILTER ELEMENT,AIR CON
KEY FEATURES
•
STYLE DESIGNATOR: ROUND (BASICALLY FLAT)
•
FILTERING MEDIA DESIGN: MESH SINGLE FILTERING MEDIA RESPONSE
•
MATERIAL: COPPER FILTERING MEDIUM
•
BODY THICKNESS: 0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN
•
DESIGN TYPE: REUSABLE
•
BODY DIAMETER: 2.465 INCHES MINIMUM AND 2.475 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORROUND (BASICALLY FLAT)
FILTERING MEDIA DESIGNMESH SINGLE FILTERING MEDIA RESPONSE
MATERIALCOPPER FILTERING MEDIUM
BODY THICKNESS0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN
DESIGN TYPEREUSABLE
MATERIALCOPPER ALLOY FRAME
BODY DIAMETER2.465 INCHES MINIMUM AND 2.475 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
12721Interchangeable
interchangeable cross-reference
interchangeable
91MAP1Interchangeable
interchangeable cross-reference
interchangeable
1888936Interchangeable
interchangeable cross-reference
interchangeable
1272-2Interchangeable
interchangeable cross-reference
interchangeable
563540-002Interchangeable
interchangeable cross-reference
interchangeable
3148744-2Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 56-3540?
56-3540 is a FILTER ELEMENT,AIR CONDITIONING.
What parts can replace 56-3540?
There are 18 known substitutes for 56-3540: 12721, 91MAP1, 1888936 and 15 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 56-3540?
56-3540 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4130-01-073-0998. 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