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Technical Data Sheet
Q343C ✓ Verified by PartsTable
· MRO · MRO_GENERAL
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

RESISTOR,FIXED,WIRE WOUND,INDUCT. Key specifications include body_width: 0.312 INCHES NOMINAL IN, body_height: 0.450 INCHES NOMINAL IN, body_length: 0.630 INCHES NOMINAL IN, terminal_type: WIRE LEAD, inclosure_type: ENCASED, terminal_length: 2.500 INCHES NOMINAL AND 4.500 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 5905-01-303-0324, 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
MRO MRO_GENERAL Q343C
NSN: 5905-01-303-0324
FSC: 5905
CAGE: 94322 — TEL LABS INC (USA)
SPECIFICATIONS
body_width0.312 INCHES NOMINAL IN
body_height0.450 INCHES NOMINAL IN
body_length0.630 INCHES NOMINAL IN
terminal_typeWIRE LEAD
inclosure_typeENCASED
terminal_length2.500 INCHES NOMINAL AND 4.500 INCHES NOMINAL IN
special_features2V MAX RMS; STOR TEMP M65 DEG C TO 95 DEG C; TERM STRENGTH 1LB PULL MIN; LEADS AXIAL TINNED COPPER WELD,20-22 AWG; VOLTAGE LEADS 26 AWG POLYTETRAFLUOROETHYLENE INSUL STD V
style_designatorTERMINALS EACH END
electrical_resistance1.000 OHMS
reliability_indicatorNOT ESTABLISHED
end_item_identificationALQ-135B COUNTERMEASURE
resistance_tolerance_in_percent-0.100 TO 0.100
NSN5905-01-303-0324
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RESISTOR,FIXED,WIRE WOUND,INDUCT TITLE COMPONENT PN Q343C MFR RESISTOR,FIXED,WIRE WO
KEY FEATURES
RESISTANCE TOLERANCE IN PERCENT: -0.100 TO 0.100
ELECTRICAL RESISTANCE: 1.000 OHMS
POWER DISSIPATION RATING IN WATTS: 2.500 FREE AIR
AMBIENT TEMP AT FULL RATED POWER: 25.0 CELSIUS DEGC
TERMINAL LENGTH: 2.500 INCHES NOMINAL AND 4.500 INCHES NOMINAL IN
BODY HEIGHT: 0.450 INCHES NOMINAL IN
TEMP RANGE OF TEMP COEFFICIENT IN DEG CELSIUS: -55.0 TO 275.0
TECHNICAL CHARACTERISTICS (FLIS)
RESISTANCE TOLERANCE IN PERCENT-0.100 TO 0.100
SPECIAL FEATURES2V MAX RMS; STOR TEMP M65 DEG C TO 95 DEG C; TERM STRENGTH 1LB PULL MIN; LEADS AXIAL TINNED COPPER WELD,20-22 AWG; VOLTAGE LEADS 26 AWG POLYTETRAFLUOROETHYLENE INSUL STD V
ELECTRICAL RESISTANCE1.000 OHMS
POWER DISSIPATION RATING IN WATTS2.500 FREE AIR
AMBIENT TEMP AT FULL RATED POWER25.0 CELSIUS DEGC
TERMINAL LENGTH2.500 INCHES NOMINAL AND 4.500 INCHES NOMINAL IN
BODY HEIGHT0.450 INCHES NOMINAL IN
TEMP RANGE OF TEMP COEFFICIENT IN DEG CELSIUS-55.0 TO 275.0
RELIABILITY INDICATORNOT ESTABLISHED
BODY WIDTH0.312 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
TA34Interchangeable
interchangeable cross-reference
interchangeable
U112Interchangeable
interchangeable cross-reference
interchangeable
024-001900Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is Q343C?
Q343C is a RESISTOR,FIXED,WIRE WOUND,INDUCT. It is classified as a MRO (MRO_GENERAL).
What parts can replace Q343C?
There are 3 known substitutes for Q343C: TA34, U112, 024-001900. Substitute compatibility should be verified for your specific system.
What is the NSN for Q343C?
Q343C is cataloged in the Federal Logistics Information System (FLIS) under NSN 5905-01-303-0324. This indicates validated use in U.S. government and defense supply chains.
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