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Technical Data Sheet
PartsTable / COMPONENT / 756-3142
756-3142 ✓ 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 756-3142 is a the manufacturer industrial component. Key specifications include color: BLACK, material: COPPER ALLOY, shank_style: STRAIGHT, shank_length: 0.188 INCHES NOMINAL IN, overall_depth: 0.437 INCHES NOMINAL IN, shank_diameter: 0.375 INCHES NOMINAL 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 5355-00-644-1645, 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
756-3142
NSN: 5355-00-644-1645
FSC: 5355
CAGE: 11530 — LOCKHEED MARTIN CORPORATION DIV LOCKHEED MARTIN INFORMATION SYSTEMS & GLOBAL SOLUTIONS (USA)
SPECIFICATIONS
colorBLACK
materialCOPPER ALLOY
shank_styleSTRAIGHT
shank_length0.188 INCHES NOMINAL IN
overall_depth0.437 INCHES NOMINAL IN
shank_diameter0.375 INCHES NOMINAL IN
inside_diameter0.251 INCHES MINIMUM AND 0.254 INCHES MAXIMUM IN
outside_diameter0.500 INCHES NOMINAL IN
screw_drive_typeHEXAGON SOCKET
style_designatorROUND
attachment_methodSETSCREWS
overall_thickness0.437 INCHES NOMINAL IN
NSN5355-00-644-1645
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available 756-3142 TITLE COMPONENT PN 756-3142 MFR 756-3142
KEY FEATURES
•
OUTSIDE DIAMETER: 0.500 INCHES NOMINAL IN
•
ATTACHMENT METHOD: SETSCREWS
•
INSIDE DIAMETER: 0.251 INCHES MINIMUM AND 0.254 INCHES MAXIMUM IN
•
MATERIAL: COPPER ALLOY
•
COLOR: BLACK
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC) SCREW HOLE
•
THREAD QUANTITY PER INCH: 32 SCREW HOLE
•
NOMINAL THREAD SIZE: 0.138 INCHES SCREW HOLE IN
TECHNICAL CHARACTERISTICS (FLIS)
OUTSIDE DIAMETER0.500 INCHES NOMINAL IN
ATTACHMENT METHODSETSCREWS
INSIDE DIAMETER0.251 INCHES MINIMUM AND 0.254 INCHES MAXIMUM IN
MATERIALCOPPER ALLOY
COLORBLACK
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC) SCREW HOLE
THREAD QUANTITY PER INCH32 SCREW HOLE
NOMINAL THREAD SIZE0.138 INCHES SCREW HOLE IN
STYLE DESIGNATORROUND
SHAFT ACCOMMODATION STYLEROUND
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
A54R1Interchangeable
interchangeable cross-reference
interchangeable
20-284Interchangeable
interchangeable cross-reference
interchangeable
50SS-7/16Interchangeable
interchangeable cross-reference
interchangeable
GGG-R-180Interchangeable
interchangeable cross-reference
interchangeable
000-0437Interchangeable
interchangeable cross-reference
interchangeable
D11400Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 756-3142?
756-3142 is a 756-3142.
What parts can replace 756-3142?
There are 15 known substitutes for 756-3142: A54R1, 20-284, 50SS-7/16 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 756-3142?
756-3142 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5355-00-644-1645. 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