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Technical Data Sheet
WC581 ✓ Verified by PartsTable
· 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

The NIPPLE,ELECTRICAL CONDUIT is a the manufacturer industrial component. Key specifications include length: 4.000 INCHES NOMINAL IN, material: STEEL OVERALL, trade_size: 0.500, thread_length: 0.780 INCHES NOMINAL BOTH ENDS IN, inside_diameter: 4.026 INCHES NOMINAL IN, outside_diameter: 4.500 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5975-00-178-1214, 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
WC581
NSN: 5975-00-178-1214
FSC: 5975
CAGE: 81348 — FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC (USA)
SPECIFICATIONS
length4.000 INCHES NOMINAL IN
materialSTEEL OVERALL
trade_size0.500
thread_length0.780 INCHES NOMINAL BOTH ENDS IN
inside_diameter4.026 INCHES NOMINAL IN
outside_diameter4.500 INCHES NOMINAL IN
style_designatorREGULAR
structural_designTHICKWALL
surface_treatmentZINC OVERALL
nominal_thread_size0.500 INCHES BOTH ENDS IN
thread_series_designatorNPT BOTH ENDS
nondefinitive_spec/std_data1 CLASS AND 0.500 IN. SIZE AND D TYPE IN
NSN5975-00-178-1214
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available NIPPLE,ELECTRICAL CONDUIT TITLE COMPONENT PN WC581 MFR NIPPLE,ELECTRICAL COND
KEY FEATURES
THREAD LENGTH: 1.730 INCHES NOMINAL BOTH ENDS IN
THREAD SERIES DESIGNATOR: NPT BOTH ENDS
LENGTH: 120.000 INCHES NOMINAL IN
OUTSIDE DIAMETER: 4.500 INCHES NOMINAL IN
STYLE DESIGNATOR: CONDUIT W/COUPLING
NOMINAL THREAD SIZE: 4.000 INCHES BOTH ENDS IN
STRUCTURAL DESIGN: THICKWALL
MATERIAL: STEEL BODY
TECHNICAL CHARACTERISTICS (FLIS)
THREAD LENGTH1.730 INCHES NOMINAL BOTH ENDS IN
THREAD SERIES DESIGNATORNPT BOTH ENDS
LENGTH120.000 INCHES NOMINAL IN
OUTSIDE DIAMETER4.500 INCHES NOMINAL IN
STYLE DESIGNATORCONDUIT W/COUPLING
NOMINAL THREAD SIZE4.000 INCHES BOTH ENDS IN
STRUCTURAL DESIGNTHICKWALL
MATERIALSTEEL BODY
INSIDE DIAMETER4.026 INCHES NOMINAL IN
NONDEFINITIVE SPEC/STD DATAA TYPE AND 1 CLASS AND 4 IN. SIZE IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
UL 514BInterchangeable
interchangeable cross-reference
interchangeable
ANSI UL514BInterchangeable
interchangeable cross-reference
interchangeable
WC581Interchangeable
interchangeable cross-reference
interchangeable
WW-C-581Interchangeable
Same NIIN cross-reference
interchangeable
ANSI UL6Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is WC581?
WC581 is a NIPPLE,ELECTRICAL CONDUIT.
What parts can replace WC581?
There are 5 known substitutes for WC581: UL 514B, ANSI UL514B, WC581 and 2 more. Substitute compatibility should be verified for your specific system.
Is WC581 still available?
WC581 is currently cancelled.
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