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Technical Data Sheet
PartsTable / COMPONENT / 15138-4
15138-4 ✓ 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 COUPLING,HALF,CLUTCH is a the manufacturer industrial component. Key specifications include general_characteristics_item_description: 0.188 IN.DIA,1.250 IN.LONG 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 5120-00-370-1241, 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
15138-4
NSN: 5120-00-370-1241
FSC: 5120
CAGE: 64959 — AMERICAN TELEPHONE AND TELEGRAPH CO (USA)
SPECIFICATIONS
general_characteristics_item_description0.188 IN.DIA,1.250 IN.LONG IN
NSN5120-00-370-1241
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available COUPLING,HALF,CLUTCH TITLE COMPONENT PN 15138-4 MFR COUPLING,HALF,CLUTCH
KEY FEATURES
•
TIP WIDTH: 0.375 INCHES NOMINAL IN
•
TIP TYPE: FLAT TIP
•
HANDLE MATERIAL: STEEL
•
GRIP TYPE: ROTATING WEDGE
•
END THICKNESS: 0.030 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
TIP WIDTH0.375 INCHES NOMINAL IN
TIP TYPEFLAT TIP
HANDLE MATERIALSTEEL
GRIP TYPEROTATING WEDGE
END THICKNESS0.030 INCHES NOMINAL IN
OVERALL LENGTH8.000 INCHES MINIMUM AND 9.000 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
8-88Interchangeable
interchangeable cross-reference
interchangeable
15147Interchangeable
interchangeable cross-reference
interchangeable
15147 PIECE 42Interchangeable
interchangeable cross-reference
interchangeable
777Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 15138-4?
15138-4 is a COUPLING,HALF,CLUTCH.
What parts can replace 15138-4?
There are 4 known substitutes for 15138-4: 8-88, 15147, 15147 PIECE 42 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 15138-4?
15138-4 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5120-00-370-1241. 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