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Technical Data Sheet
PartsTable / COMPONENT / W55
W55 ✓ Verified by PartsTable
— · CABLE ASSEMBLY
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 HEATER,THERMAL RELEASE is a the manufacturer industrial component. Key specifications include shape: ROUND, length: 14.000 INCHES MINIMUM AND 15.000 INCHES MAXIMUM IN, material: STEEL OVERALL, bore_shape: STRAIGHT, engine_type: DIESEL, current_type: AC OR DC. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5999-01-311-3214, 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
W55
NSN: 5999-01-311-3214
FSC: 5999
CAGE: 01121 — ROCKWELL AUTOMATION, INC. DBA ROCKWELL AUTOMATION (USA)
SPECIFICATIONS
shapeROUND
length14.000 INCHES MINIMUM AND 15.000 INCHES MAXIMUM IN
materialSTEEL OVERALL
bore_shapeSTRAIGHT
engine_typeDIESEL
current_typeAC OR DC
drawbar_pull3100.0 POUNDS MINIMUM AND 7100.0 POUNDS MAXIMUM LBS
bore_diameter40.0 MILLIMETERS NOMINAL MM
overall_width18.0 MILLIMETERS NOMINAL MM
physical_formSTRAIGHT
container_typeCAN
load_directionRADIAL
NSN5999-01-311-3214
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 W55 MFR HEATER,THERMAL RELEASE
KEY FEATURES
•
CURRENT RATING FOR WHICH DESIGNED: 13.6 AMPERES MINIMUM AND 13.8 AMPERES MAXIMUM
TECHNICAL CHARACTERISTICS (FLIS)
CURRENT RATING FOR WHICH DESIGNED13.6 AMPERES MINIMUM AND 13.8 AMPERES MAXIMUM
CURRENT RATING FOR WHICH DESIGNED13.6 AMPERES MINIMUM AND 13.8 AMPERES MAXIMUM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
W55Interchangeable
interchangeable cross-reference
interchangeable
DUCTILEND 100 0.125 10LBInterchangeable
interchangeable cross-reference
interchangeable
090Interchangeable
interchangeable cross-reference
interchangeable
110Interchangeable
interchangeable cross-reference
interchangeable
1013AInterchangeable
interchangeable cross-reference
interchangeable
PLANEWELDN01Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is W55?
W55 is a HEATER,THERMAL RELEASE.
What parts can replace W55?
There are 9 known substitutes for W55: W55, DUCTILEND 100 0.125 10LB, 090 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for W55?
W55 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5999-01-311-3214. 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