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Technical Data Sheet
PartsTable / COMPONENT / SM-D-321672
SM-D-321672 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
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Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The RELAY ASSEMBLY is a the manufacturer industrial component. Key specifications include overall_width: 1.812 INCHES NOMINAL IN, overall_height: 2.562 INCHES NOMINAL IN, overall_length: 2.688 INCHES NOMINAL IN, mounting_facility: CONTAINER, surface_treatment: PAINT AND TIN MOUNTING, controlling_agency: KLEINSCHMIDT LABS INC. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5945-00-346-1704, 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
SM-D-321672
NSN: 5945-00-346-1704
FSC: 5945
CAGE: 80063 — US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR (USA)
SPECIFICATIONS
overall_width1.812 INCHES NOMINAL IN
overall_height2.562 INCHES NOMINAL IN
overall_length2.688 INCHES NOMINAL IN
mounting_facilityCONTAINER
surface_treatmentPAINT AND TIN MOUNTING
controlling_agencyKLEINSCHMIDT LABS INC
identifying_number20303 DRAWING NO.
mounting_configurationFOUR 0.164-32 IN. THD MTG STUDS ON 2.125 IN. BY 0.875 IN. MTG CENTERS IN
individual_relay_quantity3
NSN5945-00-346-1704
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RELAY ASSEMBLY TITLE COMPONENT PN SM-D-321672 MFR RELAY ASSEMBLY
KEY FEATURES
•
SURFACE TREATMENT: PAINT AND TIN MOUNTING
•
MOUNTING FACILITY: CONTAINER
•
MOUNTING CONFIGURATION: FOUR 0.164-32 IN. THD MTG STUDS ON 2.125 IN. BY 0.875 IN. MTG CENTERS IN
•
IDENTIFYING NUMBER: 20303 DRAWING NO.
•
INDIVIDUAL RELAY QUANTITY: 3
TECHNICAL CHARACTERISTICS (FLIS)
SURFACE TREATMENTPAINT AND TIN MOUNTING
OVERALL LENGTH2.688 INCHES NOMINAL IN
OVERALL HEIGHT2.562 INCHES NOMINAL IN
OVERALL WIDTH1.812 INCHES NOMINAL IN
MOUNTING FACILITYCONTAINER
MOUNTING CONFIGURATIONFOUR 0.164-32 IN. THD MTG STUDS ON 2.125 IN. BY 0.875 IN. MTG CENTERS IN
IDENTIFYING NUMBER20303 DRAWING NO.
INDIVIDUAL RELAY QUANTITY3
CONTROLLING AGENCYKLEINSCHMIDT LABS INC
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
1013527P14Interchangeable
interchangeable cross-reference
interchangeable
20303Interchangeable
interchangeable cross-reference
interchangeable
72-6970-322Interchangeable
interchangeable cross-reference
interchangeable
271963Interchangeable
interchangeable cross-reference
interchangeable
804Interchangeable
interchangeable cross-reference
interchangeable
280026-44Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is SM-D-321672?
SM-D-321672 is a RELAY ASSEMBLY.
What parts can replace SM-D-321672?
There are 15 known substitutes for SM-D-321672: 1013527P14, 20303, 72-6970-322 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for SM-D-321672?
SM-D-321672 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5945-00-346-1704. 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