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Technical Data Sheet
C451 ✓ 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 HOLDER,SEMICONDUCTOR DEVICE is a the manufacturer industrial component. Key specifications include base_style: MIDGET FLANGED, bulb_style: IT (TWIN TUBULAR), overall_length: 1.203 INCHES MAXIMUM IN, voltage_rating: 28.000 VOLTS NOMINAL, wattage_rating: 1.344 WATTS, bulb_designator: TT-1 3/4. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6240-00-052-0786, 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
C451
NSN: 6240-00-052-0786
FSC: 6240
CAGE: 56665 — CARLEY DBA CARLEY LAMPS (USA)
SPECIFICATIONS
base_styleMIDGET FLANGED
bulb_styleIT (TWIN TUBULAR)
overall_length1.203 INCHES MAXIMUM IN
voltage_rating28.000 VOLTS NOMINAL
wattage_rating1.344 WATTS
bulb_designatorTT-1 3/4
overall_diameter1.000 INCHES NOMINAL IN
special_featuresCOYNE AND DELANY CO CUTLASS VALVE MODEL C451,USED ON URINALS FOR SHIPBOARD APPLICATIONS USING SALT OR SEVERE WATER CONTIDIONS
input_contact_typeMALE
rated_average_lifeHOURS
input_terminal_typeANY ACCEPTABLE
light_center_length0.375 INCHES NOMINAL IN
NSN6240-00-052-0786
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available HOLDER,SEMICONDUCTOR DEVICE TITLE COMPONENT PN C451 MFR HOLDER,SEMICONDUCTOR D
KEY FEATURES
RATED AVERAGE LIFE: HOURS
EMITTED LIGHT CHARACTERISTIC: COLORLESS
AVERAGE LIFE RATING IN HOURS: 10000.0
LIGHT CENTER LENGTH: 0.375 INCHES NOMINAL IN
BULB LIGHT TRANSMISSION CHARACTERISTIC: TRANSPARENT
BULB STYLE: IT (TWIN TUBULAR)
FILAMENT HEAVY DUTY SERVICE RATING: NOT RATED
LIGHT OUTPUT RATING: 0.300 SPHERICAL CANDLEPOWER NOMINAL SINGLE RATING
TECHNICAL CHARACTERISTICS (FLIS)
RATED AVERAGE LIFEHOURS
EMITTED LIGHT CHARACTERISTICCOLORLESS
AVERAGE LIFE RATING IN HOURS10000.0
LIGHT CENTER LENGTH0.375 INCHES NOMINAL IN
BULB LIGHT TRANSMISSION CHARACTERISTICTRANSPARENT
BULB STYLEIT (TWIN TUBULAR)
FILAMENT HEAVY DUTY SERVICE RATINGNOT RATED
LIGHT OUTPUT RATING0.300 SPHERICAL CANDLEPOWER NOMINAL SINGLE RATING
VOLTAGE RATING28.000 VOLTS NOMINAL
BASE STYLEMIDGET FLANGED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
9175176Interchangeable
interchangeable cross-reference
interchangeable
C451Interchangeable
interchangeable cross-reference
interchangeable
C167Interchangeable
interchangeable cross-reference
interchangeable
CW79Interchangeable
interchangeable cross-reference
interchangeable
C451 TYPE II CLASS BInterchangeable
interchangeable cross-reference
interchangeable
2129543-1Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is C451?
C451 is a HOLDER,SEMICONDUCTOR DEVICE.
What parts can replace C451?
There are 11 known substitutes for C451: 9175176, C451, C167 and 8 more. Substitute compatibility should be verified for your specific system.
Is C451 still available?
C451 is currently cancelled.
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