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Technical Data Sheet
ST4M139BC5-31 ✓ 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

PLATE,RETAINING,ELECTRICAL CONNE. Key specifications include material: ALUMINUM ALLOY, corner_shape: SQUARE LEFT FLANGE OUTSIDE RIGHT CORNER, flange_width: 0.0600 INCHES MINIMUM AND 0.0620 INCHES MAXIMUM IN, thread_class: 3B, overall_width: 1.500 INCHES NOMINAL IN, overall_height: 0.032 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5935-01-128-3770, 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
ST4M139BC5-31
NSN: 5935-01-128-3770
FSC: 5935
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
materialALUMINUM ALLOY
corner_shapeSQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
flange_width0.0600 INCHES MINIMUM AND 0.0620 INCHES MAXIMUM IN
thread_class3B
overall_width1.500 INCHES NOMINAL IN
overall_height0.032 INCHES NOMINAL IN
overall_length1.500 INCHES NOMINAL IN
size_designation20
style_designatorSQUARE SHAPE
thread_directionRIGHT-HAND
surface_treatmentANODIZE
nominal_thread_size0.112 INCHES IN
NSN5935-01-128-3770
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available PLATE,RETAINING,ELECTRICAL CONNE TITLE COMPONENT PN ST4M139BC5-31 MFR PLATE,RETAINING,ELECTR
KEY FEATURES
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH: 1.156 INCHES NOMINAL IN
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH: 1.156 INCHES NOMINAL IN
MATERIAL: ALUMINUM ALLOY
SURFACE TREATMENT: ANODIZE
STYLE DESIGNATOR: SQUARE SHAPE
THREAD QUANTITY PER INCH: 40
MOUNTING FACILITY TYPE AND QUANTITY: 4 CLINCH NUT
TECHNICAL CHARACTERISTICS (FLIS)
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH1.156 INCHES NOMINAL IN
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH1.156 INCHES NOMINAL IN
MATERIALALUMINUM ALLOY
SURFACE TREATMENTANODIZE
STYLE DESIGNATORSQUARE SHAPE
THREAD QUANTITY PER INCH40
MOUNTING FACILITY TYPE AND QUANTITY4 CLINCH NUT
OVERALL LENGTH1.500 INCHES NOMINAL IN
SIZE DESIGNATION20
THREAD CLASS3B
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
100920Interchangeable
interchangeable cross-reference
interchangeable
043061-04Interchangeable
interchangeable cross-reference
interchangeable
10092Interchangeable
interchangeable cross-reference
interchangeable
4M139BC5-31Interchangeable
interchangeable cross-reference
interchangeable
582Interchangeable
interchangeable cross-reference
interchangeable
UTL-304Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is ST4M139BC5-31?
ST4M139BC5-31 is a PLATE,RETAINING,ELECTRICAL CONNE.
What parts can replace ST4M139BC5-31?
There are 16 known substitutes for ST4M139BC5-31: 100920, 043061-04, 10092 and 13 more. Substitute compatibility should be verified for your specific system.
Is ST4M139BC5-31 still available?
ST4M139BC5-31 is currently cancelled.
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