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35974HA ✓ 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 SHADE,OPTICAL INSTRUMENT is a the manufacturer optical transceiver module designed for high-speed data center interconnects. Key specifications include phase: THREE INPUT, material: PLASTIC BODY, stem_type: THREADED, duty_cycle: CONTINUOUS, power_rating: 50.000 HORSEPOWER OUTPUT, stem_material: COPPER ALLOY. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3030-00-232-2593, 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
35974HA
NSN: 3030-00-232-2593
FSC: 3030
CAGE: 89346 — NAVISTAR INTL CORP TRUCK BR OHIO PLANT (USA)
SPECIFICATIONS
phaseTHREE INPUT
materialPLASTIC BODY
stem_typeTHREADED
duty_cycleCONTINUOUS
power_rating50.000 HORSEPOWER OUTPUT
stem_materialCOPPER ALLOY
terminal_typePLUG
cooling_methodFAN COOLED
overall_height0.281 INCHES NOMINAL IN
overall_length1.516 INCHES NOMINAL IN
capacity_rating3.000 MILLILITERS NOMINAL
mounting_methodTERMINAL LOCATION NOT OTHERWISE SPECIFIED
NSN3030-00-232-2593
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SHADE,OPTICAL INSTRUMENT TITLE COMPONENT PN 35974HA MFR SHADE,OPTICAL INSTRUME
TYPICAL APPLICATIONS
  • Data center switch-to-switch interconnects
  • Server-to-storage fabric connectivity
  • Long-distance fiber optic links
  • High-speed uplink connections (10G/25G/40G/100G)
VERIFIED SUBSTITUTES & CROSS-REFERENCES 31
7980Interchangeable
interchangeable cross-reference
interchangeable
105TInterchangeable
interchangeable cross-reference
interchangeable
919MInterchangeable
interchangeable cross-reference
interchangeable
2190699Interchangeable
interchangeable cross-reference
interchangeable
VX132Interchangeable
interchangeable cross-reference
interchangeable
15265PInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 35974HA?
35974HA is a SHADE,OPTICAL INSTRUMENT.
What parts can replace 35974HA?
There are 31 known substitutes for 35974HA: 7980, 105T, 919M and 28 more. Substitute compatibility should be verified for your specific system.
Is 35974HA still available?
35974HA 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