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Technical Data Sheet
A-3555 ✓ 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 SEMICONDUCTOR DEVICE,DIODE is a the manufacturer industrial component. Key specifications include material: GLASS ENCLOSURE, overall_length: 0.120 INCHES MINIMUM AND 0.200 INCHES MAXIMUM IN, mounting_method: TERMINAL, terminal_length: 1.000 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN, overall_diameter: 0.055 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN, end_item_identification: 1425-01-106-3089. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 2920-00-379-0020, 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
A-3555
NSN: 2920-00-379-0020
FSC: 2920
CAGE: 72850 — PUROLATOR PRODUCTS CO DIV MOTOR COMPONENTS, LLC (USA)
SPECIFICATIONS
materialGLASS ENCLOSURE
overall_length0.120 INCHES MINIMUM AND 0.200 INCHES MAXIMUM IN
mounting_methodTERMINAL
terminal_length1.000 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN
overall_diameter0.055 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN
end_item_identification1425-01-106-3089
terminal_type_and_quantity2 UNINSULATED WIRE LEAD
function_for_which_designedZENER DIODE
specification/standard_data81349-MIL-PRF-19500/117 GOVERNMENT SPECIFICATION
voltage_tolerance_in_percent-5.0 TO 5.0
power_rating_per_characteristic500.0 MILLIWATTS MAXIMUM TOTAL POWER DISSIPATION
current_rating_per_characteristic3.40 MILLIAMPERES MAXIMUM VOLTAGE REGULATOR DIODE CURRENT AND 11.00 MILLIAMPERES MAXIMUM MAXIMUM DC CURRENT IN REVERSE BREAKDOWN REGION
NSN2920-00-379-0020
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SEMICONDUCTOR DEVICE,DIODE TITLE COMPONENT PN A-3555 MFR SEMICONDUCTOR DEVICE,D
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL LENGTH7.734 INCHES NOMINAL IN
SPECIAL FEATURESSTEEL; CADMIUM PLATED; FRICTION CLUTCH TYPE, CW ROTATION, RING GEAR C43 TO C49 ROCKWELL HARDNESS RATING, 65.0 TO 75.0 FT. LB. CLUTCH SETTING, 3/4 IN. MESH ENGAGEMENT, ELEVEN TEETH PINION, 6/8 PITCH, 20.0 DEG PITCH ANGLE, PITCH DIA 1.838 IN. IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
BB22196Interchangeable
interchangeable cross-reference
interchangeable
86651HInterchangeable
interchangeable cross-reference
interchangeable
395415Interchangeable
interchangeable cross-reference
interchangeable
2554-4Interchangeable
interchangeable cross-reference
interchangeable
4808-4Interchangeable
interchangeable cross-reference
interchangeable
4184-4Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A-3555?
A-3555 is a SEMICONDUCTOR DEVICE,DIODE.
What parts can replace A-3555?
There are 14 known substitutes for A-3555: BB22196, 86651H, 395415 and 11 more. Substitute compatibility should be verified for your specific system.
Is A-3555 still available?
A-3555 is currently cancelled.
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