PartsTable
Technical Data Sheet
PartsTable / MRO / F-56
F-56 ✓ Verified by PartsTable
— · MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
SAS cables have specific lane counts: 4i (internal) or 4e (external) Cable length matters — too short won't reach, too long creates clutter
Verify connector type on BOTH ends — many SAS cables are asymmetric
PRODUCT OVERVIEW

FILTER,RADIO FREQUENCY INTERFERE. Key specifications include overall_width: 0.500 INCHES NOMINAL IN, overall_height: 1.188 INCHES NOMINAL IN, overall_length: 2.188 INCHES NOMINAL IN, mounting_hole_diameter: 0.188 INCHES NOMINAL IN, mounting_facility_type_and_quantity: 4 UNTHREADED HOLE(S). This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5999-00-757-1755, 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
MRO→ MRO_GENERAL→ F-56
NSN: 5999-00-757-1755
FSC: 5999
CAGE: 21810 — CHALLENGER ELECTRICAL EQUIPMENT CORP (USA)
SPECIFICATIONS
overall_width0.500 INCHES NOMINAL IN
overall_height1.188 INCHES NOMINAL IN
overall_length2.188 INCHES NOMINAL IN
mounting_hole_diameter0.188 INCHES NOMINAL IN
mounting_facility_type_and_quantity4 UNTHREADED HOLE(S)
NSN5999-00-757-1755
COMPONENT DIAGRAM
CONN A SFF-8482 CONN B SFF-8087 LENGTH: SAS CABLE ASSEMBLY | SFF-8482 to SFF-8087 Cable length: | SAS | Shielded TITLE CABLE ASSY PN F-56 MFR FILTER,RADIO FREQUENCY INTERFERE
KEY FEATURES
•
MOUNTING FACILITY TYPE AND QUANTITY: 4 UNTHREADED HOLE(S)
•
MOUNTING HOLE DIAMETER: 0.188 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MOUNTING FACILITY TYPE AND QUANTITY4 UNTHREADED HOLE(S)
OVERALL WIDTH0.500 INCHES NOMINAL IN
OVERALL HEIGHT1.188 INCHES NOMINAL IN
OVERALL LENGTH2.188 INCHES NOMINAL IN
MOUNTING HOLE DIAMETER0.188 INCHES NOMINAL IN
MOUNTING FACILITY TYPE AND QUANTITY4 UNTHREADED HOLE(S)
OVERALL WIDTH0.500 INCHES NOMINAL IN
OVERALL HEIGHT1.188 INCHES NOMINAL IN
OVERALL LENGTH2.188 INCHES NOMINAL IN
MOUNTING HOLE DIAMETER0.188 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
F50Upgraded Successor
successor cross-reference
successor
5029209-073-111Upgraded Successor
successor cross-reference
successor
2007005Upgraded Successor
successor cross-reference
successor
2007005-1Upgraded Successor
successor cross-reference
successor
F500Upgraded Successor
successor cross-reference
successor
A108390 ITEM 21Upgraded Successor
successor cross-reference
successor
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is F-56?
F-56 is a FILTER,RADIO FREQUENCY INTERFERE. It is classified as a MRO (MRO_GENERAL).
What parts can replace F-56?
There are 21 known substitutes for F-56: F50, 5029209-073-111, 2007005 and 18 more. Substitute compatibility should be verified for your specific system.
Is F-56 still available?
F-56 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