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Technical Data Sheet
66A5A32-1 ✓ Verified by PartsTable
· SFP TRANSCEIVER
WHAT YOU NEED TO KNOW
SR = Short Range (multimode, 300m) | LR = Long Range (single-mode, 10km) DOM = Digital Optical Monitoring — most enterprise SFPs support it
MATCH ALL THREE: Speed + Wavelength + Brand compatibility
PRODUCT OVERVIEW

The TRANSISTOR is a the manufacturer industrial component. Key specifications include overall_length: 0.260 INCHES MINIMUM IN, mounting_method: TERMINAL, terminal_length: 1.500 INCHES MINIMUM IN, overall_diameter: 0.335 INCHES MAXIMUM IN, features_provided: HERMETICALLY SEALED CASE, internal_configuration: JUNCTION CONTACT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-916-5457, 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
66A5A32-1
NSN: 5961-00-916-5457
FSC: 5961
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
overall_length0.260 INCHES MINIMUM IN
mounting_methodTERMINAL
terminal_length1.500 INCHES MINIMUM IN
overall_diameter0.335 INCHES MAXIMUM IN
features_providedHERMETICALLY SEALED CASE
internal_configurationJUNCTION CONTACT
semiconductor_materialSILICON
terminal_circle_diameter0.036 INCHES MAXIMUM IN
terminal_type_and_quantity3 UNINSULATED WIRE LEAD
internal_junction_configurationNPN
power_rating_per_characteristic5.0 WATTS MAXIMUM COLLECTOR POWER DISSIPATION
current_rating_per_characteristic30.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC
NSN5961-00-916-5457
COMPONENT DIAGRAM
BAIL LATCH 10G SFP+ 850nm · SR (MMF, 300m) DOM: Digital Optical Monitoring TX RX LC DUPLEX 20-PIN EDGE CONNECTOR ~56.5 mm ~13.4mm SFP+ TRANSCEIVER | 10G | 850nm | SR (MMF, 300m) Hot-swappable | LC duplex fiber | DDM/DOM supported TITLE SFP+ XCVR PN 66A5A32-1 MFR OEM TRANSISTOR
KEY FEATURES
ELECTRODE INTERNALLY-ELECTRICALLY CONNECTED TO CASE: BASE
OVERALL DIAMETER: 0.335 INCHES MAXIMUM IN
INTERNAL JUNCTION CONFIGURATION: NPN
POWER RATING PER CHARACTERISTIC: 5.0 WATTS MAXIMUM COLLECTOR POWER DISSIPATION
TEST DATA DOCUMENT: 10001-66A5A32 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING)
INTERNAL CONFIGURATION: JUNCTION CONTACT
TERMINAL LENGTH: 1.500 INCHES MINIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
ELECTRODE INTERNALLY-ELECTRICALLY CONNECTED TO CASEBASE
OVERALL DIAMETER0.335 INCHES MAXIMUM IN
INTERNAL JUNCTION CONFIGURATIONNPN
POWER RATING PER CHARACTERISTIC5.0 WATTS MAXIMUM COLLECTOR POWER DISSIPATION
TEST DATA DOCUMENT10001-66A5A32 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING)
INTERNAL CONFIGURATIONJUNCTION CONTACT
TERMINAL LENGTH1.500 INCHES MINIMUM IN
OVERALL LENGTH0.260 INCHES MINIMUM IN
CURRENT RATING PER CHARACTERISTIC30.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC
MOUNTING METHODTERMINAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
400-9909Interchangeable
interchangeable cross-reference
interchangeable
2N3019Interchangeable
interchangeable cross-reference
interchangeable
2515531-1Interchangeable
interchangeable cross-reference
interchangeable
2N3019AInterchangeable
interchangeable cross-reference
interchangeable
40210006110Interchangeable
interchangeable cross-reference
interchangeable
05G00050-0125Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 66A5A32-1?
66A5A32-1 is a TRANSISTOR.
What parts can replace 66A5A32-1?
There are 14 known substitutes for 66A5A32-1: 400-9909, 2N3019, 2515531-1 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 66A5A32-1?
66A5A32-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-00-916-5457. This indicates validated use in U.S. government and defense supply chains.
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