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C54739 ✓ 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 COVER,TERMINAL BOARD is a the manufacturer industrial component. Key specifications include length: 0.438 INCHES NOMINAL SQUARE END IN, material: STEEL OVERALL, thread_length: 1.660 INCHES MINIMUM IN, overall_length: 3.375 INCHES NOMINAL IN, shank_diameter: 0.429 INCHES MINIMUM IN, style_designator: STRAIGHT FLUTE. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5136-00-580-7356, 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
C54739
NSN: 5136-00-580-7356
FSC: 5136
CAGE: 60NQ9 — GREENFIELD INDUSTRIES INC (USA)
SPECIFICATIONS
length0.438 INCHES NOMINAL SQUARE END IN
materialSTEEL OVERALL
thread_length1.660 INCHES MINIMUM IN
flute_quantity4
overall_length3.375 INCHES NOMINAL IN
shank_diameter0.429 INCHES MINIMUM IN
style_designatorSTRAIGHT FLUTE
thread_directionRIGHT-HAND
thread_structureREGULAR
width_across_flats0.275 INCHES NOMINAL IN
starting_chamfer_typeBOTTOMING
thread_forming_methodGROUND
NSN5136-00-580-7356
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available COVER,TERMINAL BOARD TITLE COMPONENT PN C54739 MFR COVER,TERMINAL BOARD
KEY FEATURES
•
SHANK DIAMETER: 0.429 INCHES MINIMUM IN
•
THREAD SIZE AND SERIES/TYPE DESIGNATOR: 0.500-20 UNF
•
WIDTH ACROSS FLATS: 0.275 INCHES NOMINAL IN
•
SPECIFICATION/STANDARD DATA: 05047-ASME B94.9 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
•
STARTING CHAMFER TYPE: BOTTOMING
•
LENGTH: 0.438 INCHES NOMINAL SQUARE END IN
•
THREAD FORMING METHOD: GROUND
TECHNICAL CHARACTERISTICS (FLIS)
SHANK DIAMETER0.429 INCHES MINIMUM IN
THREAD SIZE AND SERIES/TYPE DESIGNATOR0.500-20 UNF
OVERALL LENGTH3.375 INCHES NOMINAL IN
WIDTH ACROSS FLATS0.275 INCHES NOMINAL IN
SPECIFICATION/STANDARD DATA05047-ASME B94.9 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
STARTING CHAMFER TYPEBOTTOMING
LENGTH0.438 INCHES NOMINAL SQUARE END IN
THREAD FORMING METHODGROUND
THREAD STRUCTUREREGULAR
FLUTE QUANTITY4
VERIFIED SUBSTITUTES & CROSS-REFERENCES 28
INSTABOND 406Interchangeable
interchangeable cross-reference
interchangeable
UA7471LO15Interchangeable
interchangeable cross-reference
interchangeable
NUTS N' BOLTS 230Interchangeable
interchangeable cross-reference
interchangeable
H556CInterchangeable
interchangeable cross-reference
interchangeable
11229Interchangeable
interchangeable cross-reference
interchangeable
126-4517Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is C54739?
C54739 is a COVER,TERMINAL BOARD.
What parts can replace C54739?
There are 28 known substitutes for C54739: INSTABOND 406, UA7471LO15, NUTS N' BOLTS 230 and 25 more. Substitute compatibility should be verified for your specific system.
Is C54739 still available?
C54739 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