PartsTable
Technical Data Sheet
PartsTable / COMPONENT / HA-4
HA-4 ✓ 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 color: BLACK, width: 20.000 INCHES NOMINAL IN, length: 24.000 INCHES NOMINAL IN, material: PLASTIC POLYESTER, film_type: PHOTOMECHANICAL, base_color: CLEAR. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5355-01-035-2311, 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
HA-4
NSN: 5355-01-035-2311
FSC: 5355
CAGE: 21938 — MAHR INC (USA)
SPECIFICATIONS
colorBLACK
width20.000 INCHES NOMINAL IN
length24.000 INCHES NOMINAL IN
materialPLASTIC POLYESTER
film_typePHOTOMECHANICAL
base_colorCLEAR
usage_formSHEET
shank_styleSTRAIGHT
film_subtypeCAMERA AND CONTACT
shank_length0.380 INCHES NOMINAL IN
emulsion_typeBLACK AND WHITE
overall_depth0.660 INCHES NOMINAL IN
NSN5355-01-035-2311
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available FILTER ELEMENT,AIR CONDITIONING TITLE COMPONENT PN HA-4 MFR FILTER ELEMENT,AIR CON
KEY FEATURES
•
THREAD SERIES DESIGNATOR: UNF SCREW HOLE
•
SCREW DRIVE TYPE: HEXAGON SOCKET
•
OVERALL THICKNESS: 0.810 INCHES NOMINAL IN
•
ATTACHMENT METHOD: SETSCREWS
•
STYLE DESIGNATOR: ROUND
•
NOMINAL THREAD SIZE: 0.190 INCHES SCREW HOLE IN
•
THREAD QUANTITY PER INCH: 32 SCREW HOLE
•
COLOR: BLACK
TECHNICAL CHARACTERISTICS (FLIS)
THREAD SERIES DESIGNATORUNF SCREW HOLE
SCREW DRIVE TYPEHEXAGON SOCKET
OVERALL THICKNESS0.810 INCHES NOMINAL IN
ATTACHMENT METHODSETSCREWS
STYLE DESIGNATORROUND
NOMINAL THREAD SIZE0.190 INCHES SCREW HOLE IN
THREAD QUANTITY PER INCH32 SCREW HOLE
COLORBLACK
OVERALL DEPTH0.660 INCHES NOMINAL IN
SETSCREW HOLE QUANTITY1
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
PRECISION LINE LP4Interchangeable
interchangeable cross-reference
interchangeable
5079Interchangeable
interchangeable cross-reference
interchangeable
577251Interchangeable
interchangeable cross-reference
interchangeable
5071Interchangeable
interchangeable cross-reference
interchangeable
P4Interchangeable
interchangeable cross-reference
interchangeable
HA-4Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is HA-4?
HA-4 is a FILTER ELEMENT,AIR CONDITIONING.
What parts can replace HA-4?
There are 7 known substitutes for HA-4: PRECISION LINE LP4, 5079, 577251 and 4 more. Substitute compatibility should be verified for your specific system.
Is HA-4 still available?
HA-4 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026