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PartsTable / COMPONENT / 74E2N449
74E2N449 ✓ 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 MICROCIRCUIT,LINEAR is a the manufacturer industrial component. Key specifications include body_width: 0.990 INCHES MINIMUM AND 1.050 INCHES MAXIMUM IN, body_height: 0.250 INCHES MINIMUM AND 0.450 INCHES MAXIMUM IN, body_length: 1.439 INCHES MINIMUM AND 1.573 INCHES MAXIMUM IN, features_provided: BURN IN, inclosure_material: METAL, storage_temp_range: -65.0 TO 150.0 CELSIUS DEGC. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5962-01-029-2892, 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
74E2N449
NSN: 5962-01-029-2892
FSC: 5962
CAGE: 28687 — NAVY, UNITED STATES DEPARTMENT OF THE SPAWAR DBA SPACE AND NAVAL WAFARE COMMAND (USA)
SPECIFICATIONS
body_width0.990 INCHES MINIMUM AND 1.050 INCHES MAXIMUM IN
body_height0.250 INCHES MINIMUM AND 0.450 INCHES MAXIMUM IN
body_length1.439 INCHES MINIMUM AND 1.573 INCHES MAXIMUM IN
features_providedBURN IN
inclosure_materialMETAL
storage_temp_range-65.0 TO 150.0 CELSIUS DEGC
operating_temp_range-0.0 TO 125.0 CELSIUS DEGC
input_circuit_pattern1 INPUT
inclosure_configurationCAN
terminal_surface_treatmentSOLDER
terminal_type_and_quantity2 PIN
design_function_and_quantity1 REGULATOR, VOLTAGE, DC
NSN5962-01-029-2892
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available MICROCIRCUIT,LINEAR TITLE COMPONENT PN 74E2N449 MFR MICROCIRCUIT,LINEAR
KEY FEATURES
•
TERMINAL TYPE AND QUANTITY: 2 PIN
•
BODY LENGTH: 1.439 INCHES MINIMUM AND 1.573 INCHES MAXIMUM IN
•
TEST DATA DOCUMENT: 28687-74E2N449 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)
•
FEATURES PROVIDED: BURN IN
•
STORAGE TEMP RANGE: -65.0 TO 150.0 CELSIUS DEGC
•
INCLOSURE MATERIAL: METAL
•
BODY WIDTH: 0.990 INCHES MINIMUM AND 1.050 INCHES MAXIMUM IN
•
INPUT CIRCUIT PATTERN: 1 INPUT
TECHNICAL CHARACTERISTICS (FLIS)
TERMINAL TYPE AND QUANTITY2 PIN
BODY LENGTH1.439 INCHES MINIMUM AND 1.573 INCHES MAXIMUM IN
TEST DATA DOCUMENT28687-74E2N449 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)
FEATURES PROVIDEDBURN IN
STORAGE TEMP RANGE-65.0 TO 150.0 CELSIUS DEGC
INCLOSURE MATERIALMETAL
BODY WIDTH0.990 INCHES MINIMUM AND 1.050 INCHES MAXIMUM IN
INPUT CIRCUIT PATTERN1 INPUT
DESIGN FUNCTION AND QUANTITY1 REGULATOR, VOLTAGE, DC
BODY HEIGHT0.250 INCHES MINIMUM AND 0.450 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
51P01291H001Interchangeable
interchangeable cross-reference
interchangeable
LM320K05Interchangeable
interchangeable cross-reference
interchangeable
3522 500 25657Interchangeable
interchangeable cross-reference
interchangeable
MC7905CKInterchangeable
interchangeable cross-reference
interchangeable
LM7905KInterchangeable
interchangeable cross-reference
interchangeable
SG120K-05/883BInterchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 74E2N449?
74E2N449 is a MICROCIRCUIT,LINEAR.
What parts can replace 74E2N449?
There are 10 known substitutes for 74E2N449: 51P01291H001, LM320K05, 3522 500 25657 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 74E2N449?
74E2N449 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5962-01-029-2892. This indicates validated use in U.S. government and defense supply chains.
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PartsTable Design LLC · partstable.com
Last verified: July 2026