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PartsTable / COMPONENT / 53-538
53-538 ✓ Verified by PartsTable
Tactic · 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

<b>A 17 inch backpack with a slimming black finish.</b><br><br>High capacity doesn't need to rhyme with bulky. Perfectly balanced and comfortable the 3706 will adapt to all environments. Key specifications include length: 0.687 INCHES NOMINAL IN, material: COPPER ALLOY, wire_diameter: 0.00350 INCHES NOMINAL IN, special_features: 106.0 IN.

NOM AND 120.0 IN. NOM MESH SIZE IN, style_designator: CYLINDRICAL, end_connection_type: PLAIN FIRST END. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3040-00-330-9649, 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
53-538
NSN: 3040-00-330-9649
FSC: 3040
CAGE: 82423 — KLEINSCHMIDT INC (USA)
SPECIFICATIONS
length0.687 INCHES NOMINAL IN
materialCOPPER ALLOY
wire_diameter0.00350 INCHES NOMINAL IN
special_features106.0 IN. NOM AND 120.0 IN. NOM MESH SIZE IN
style_designatorCYLINDRICAL
end_connection_typePLAIN FIRST END
fsc_application_dataTELETYPE AND FACSIMILE EQUIPMENT
filtering_media_designMESH
element_outside_diameter0.383 INCHES NOMINAL IN
NSN3040-00-330-9649
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: Tactic MAINTENANCE KIT,ELECTRONIC EQUIP TITLE COMPONENT PN 53-538 MFR Tactic MAINTENANCE KIT,ELECTR
KEY FEATURES
•
FSC APPLICATION DATA: TELETYPE AND FACSIMILE EQUIPMENT
TECHNICAL CHARACTERISTICS (FLIS)
FSC APPLICATION DATATELETYPE AND FACSIMILE EQUIPMENT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
40H64Interchangeable
interchangeable cross-reference
interchangeable
B5843Interchangeable
interchangeable cross-reference
interchangeable
A3044Interchangeable
interchangeable cross-reference
interchangeable
00292313Interchangeable
interchangeable cross-reference
interchangeable
53-538Interchangeable
interchangeable cross-reference
interchangeable
53538AInterchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 53-538?
53-538 is a MAINTENANCE KIT,ELECTRONIC EQUIP manufactured by Tactic.
What parts can replace 53-538?
There are 6 known substitutes for 53-538: 40H64, B5843, A3044 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 53-538?
53-538 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3040-00-330-9649. 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