PartsTable
Technical Data Sheet
PartsTable / MRO / B-540
B-540 ✓ 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

The TRANSFORMER,RADIO FREQUENCY is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, bore_shape: STRAIGHT, body_length: 0.760 INCHES MAXIMUM IN, bore_diameter: 0.8750 INCHES NOMINAL IN, overall_width: 0.2500 INCHES NOMINAL IN, rating_method: WINDING TURNS SINGLE COMPONENT ALL SECONDARY. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5998-01-485-3294, 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→ B-540
NSN: 5998-01-485-3294
FSC: 5998 — CIRCUIT CARD ASSEMBLY
CAGE: 90536 — LOCKHEED MARTIN CORP DBA LOCKHEED MARTIN DIV MST - EAGAN (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bore_shapeSTRAIGHT
body_length0.760 INCHES MAXIMUM IN
bore_diameter0.8750 INCHES NOMINAL IN
overall_width0.2500 INCHES NOMINAL IN
rating_methodWINDING TURNS SINGLE COMPONENT ALL SECONDARY
turn_quantity64 SINGLE COMPONENT SECOND SECONDARY
coil_form_typeSOLID SINGLE COMPONENT
inclosure_typeFULLY INCLOSED
load_directionRADIAL
surface_finishGROUND
mounting_methodTERMINAL SINGLE GROUP
NSN5998-01-485-3294
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 B-540 MFR TRANSFORMER,RADIO FREQUENCY
KEY FEATURES
•
FEATURES PROVIDED: ELECTROSTATIC SENSITIVE
TECHNICAL CHARACTERISTICS (FLIS)
PART NAME ASSIGNED BY CONTROLLING AGENCYINAVY CCA, 100 BASE FX I/O
END ITEM IDENTIFICATIONMK41 MOD 13, VERTICAL LAUNCHING SYS, ACIM, KDX-11 CL
FEATURES PROVIDEDELECTROSTATIC SENSITIVE
PART NAME ASSIGNED BY CONTROLLING AGENCYINAVY CCA, 100 BASE FX I/O
END ITEM IDENTIFICATIONMK41 MOD 13, VERTICAL LAUNCHING SYS, ACIM, KDX-11 CL
FEATURES PROVIDEDELECTROSTATIC SENSITIVE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
180165Interchangeable
interchangeable cross-reference
interchangeable
181826-2Interchangeable
interchangeable cross-reference
interchangeable
MB540-1L1Interchangeable
interchangeable cross-reference
interchangeable
MB540Interchangeable
interchangeable cross-reference
interchangeable
MB540FS160Interchangeable
interchangeable cross-reference
interchangeable
47-150-243-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is B-540?
B-540 is a TRANSFORMER,RADIO FREQUENCY. It is classified as a MRO (MRO_GENERAL).
What parts can replace B-540?
There are 14 known substitutes for B-540: 180165, 181826-2, MB540-1L1 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for B-540?
B-540 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5998-01-485-3294. 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