PartsTable
Technical Data Sheet
PartsTable / MRO / B1556
B1556 ✓ 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 CONNECTOR,PLUG,ELECTRICAL is a the manufacturer industrial component. Key specifications include body_style: OPEN FRAME, body_width: 2.000 INCHES NOMINAL IN, body_height: 2.281 INCHES NOMINAL IN, body_length: 2.500 INCHES NOMINAL IN, storage_type: GENERAL PURPOSE WAREHOUSE, hole_diameter: 0.255 INCHES MINIMUM AND 0.267 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5998-01-067-3709, 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→ B1556
NSN: 5998-01-067-3709
FSC: 5998 — CIRCUIT CARD ASSEMBLY
CAGE: 15119 — NATIONAL SCIENTIFIC LABORATORIES DIV OF SYSTEMATICS GENERAL CORP (USA)
SPECIFICATIONS
body_styleOPEN FRAME
body_width2.000 INCHES NOMINAL IN
body_height2.281 INCHES NOMINAL IN
body_length2.500 INCHES NOMINAL IN
storage_typeGENERAL PURPOSE WAREHOUSE
hole_diameter0.255 INCHES MINIMUM AND 0.267 INCHES MAXIMUM IN
current_rating2.75 AMPERES NOMINAL
inclosure_typePARTIALLY INCLOSED, SHELL
hardness_rating45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM
fragility_factorMODERATELY RUGGED
outside_diameter0.489 INCHES MAXIMUM IN
special_featuresCAPACITOR 20,COIL 1,DIODE 10,FUSE 1,PLUG 7,PRINTED WIRING BOARD 1,RESISTOR 36,TRANSFORMER 1,TRANSISTOALGCGPLUG-IN AND RACK MTD
NSN5998-01-067-3709
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 B1556 MFR CONNECTOR,PLUG,ELECTRICAL
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURESCAPACITOR 20,COIL 1,DIODE 10,FUSE 1,PLUG 7,PRINTED WIRING BOARD 1,RESISTOR 36,TRANSFORMER 1,TRANSISTOALGCGPLUG-IN AND RACK MTD
SPECIAL FEATURESCAPACITOR 20,COIL 1,DIODE 10,FUSE 1,PLUG 7,PRINTED WIRING BOARD 1,RESISTOR 36,TRANSFORMER 1,TRANSISTOALGCGPLUG-IN AND RACK MTD
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
135X25Interchangeable
interchangeable cross-reference
interchangeable
187201Interchangeable
interchangeable cross-reference
interchangeable
56430Interchangeable
interchangeable cross-reference
interchangeable
120-10008Interchangeable
interchangeable cross-reference
interchangeable
18-141Interchangeable
interchangeable cross-reference
interchangeable
B1556Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is B1556?
B1556 is a CONNECTOR,PLUG,ELECTRICAL. It is classified as a MRO (MRO_GENERAL).
What parts can replace B1556?
There are 8 known substitutes for B1556: 135X25, 187201, 56430 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for B1556?
B1556 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5998-01-067-3709. 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