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Technical Data Sheet
PartsTable / COMPONENT / MAY-76
MAY-76 ✓ 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

INTERFACE UNIT,COMMUNICATION EQU. Key specifications include material: FIBER AND RUBBER AND FIBER SYNTHETIC AND RUBBER CHLOROPRENE CLASS CR OVERALL, nominal_width: 0.380 INCHES IN, performance_type: HEAVY DUTY, style_designator: COG OR NOTCHED, cross-sectional_size: SAE 3/8, strengthening_feature: FIBER CORD. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3030-00-421-1553, 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
MAY-76
NSN: 3030-00-421-1553
FSC: 3030
CAGE: 1VZM7 — CARLISLE POWER TRANSMISSION PRODUCTS INC (USA)
SPECIFICATIONS
materialFIBER AND RUBBER AND FIBER SYNTHETIC AND RUBBER CHLOROPRENE CLASS CR OVERALL
belt_quantity2
nominal_width0.380 INCHES IN
performance_typeHEAVY DUTY
style_designatorCOG OR NOTCHED
cross-sectional_sizeSAE 3/8
strengthening_featureFIBER CORD
environmental_protectionOIL RESISTANT
nominal_effective_outside_length37.000 INCHES IN
NSN3030-00-421-1553
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available INTERFACE UNIT,COMMUNICATION EQU TITLE COMPONENT PN MAY-76 MFR INTERFACE UNIT,COMMUNI
KEY FEATURES
•
NOMINAL WIDTH: 0.380 INCHES IN
•
ENVIRONMENTAL PROTECTION: OIL RESISTANT
•
MATERIAL: FIBER AND RUBBER AND FIBER SYNTHETIC AND RUBBER CHLOROPRENE CLASS CR OVERALL
•
CROSS-SECTIONAL SIZE: SAE 3/8
•
NOMINAL EFFECTIVE OUTSIDE LENGTH: 37.000 INCHES IN
•
PERFORMANCE TYPE: HEAVY DUTY
•
STRENGTHENING FEATURE: FIBER CORD
•
BELT QUANTITY: 2
TECHNICAL CHARACTERISTICS (FLIS)
NOMINAL WIDTH0.380 INCHES IN
ENVIRONMENTAL PROTECTIONOIL RESISTANT
MATERIALFIBER AND RUBBER AND FIBER SYNTHETIC AND RUBBER CHLOROPRENE CLASS CR OVERALL
CROSS-SECTIONAL SIZESAE 3/8
NOMINAL EFFECTIVE OUTSIDE LENGTH37.000 INCHES IN
PERFORMANCE TYPEHEAVY DUTY
STRENGTHENING FEATUREFIBER CORD
BELT QUANTITY2
STYLE DESIGNATORCOG OR NOTCHED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 23
CS65Interchangeable
interchangeable cross-reference
interchangeable
565Interchangeable
interchangeable cross-reference
interchangeable
31393FInterchangeable
interchangeable cross-reference
interchangeable
15403Interchangeable
interchangeable cross-reference
interchangeable
51036-1-001Interchangeable
interchangeable cross-reference
interchangeable
PS127Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MAY-76?
MAY-76 is a INTERFACE UNIT,COMMUNICATION EQU.
What parts can replace MAY-76?
There are 23 known substitutes for MAY-76: CS65, 565, 31393F and 20 more. Substitute compatibility should be verified for your specific system.
Is MAY-76 still available?
MAY-76 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