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PartsTable / COMPONENT / MS400/3K/HOR
MS400/3K/HOR ✓ 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 MS400/3K/HOR is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6240-01-344-9553, 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
MS400/3K/HOR
NSN: 6240-01-344-9553
FSC: 6240
CAGE: 88204 — GTE PRODUCTS CORP SYLVANIA MINIATURE LIGHTING DIV (USA)
SPECIFICATIONS
Part NumberMS400/3K/HOR
NSN6240-01-344-9553
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available MS400/3K/HOR TITLE COMPONENT PN MS400/3K/HOR MFR MS400/3K/HOR
KEY FEATURES
•
RATED AVERAGE LIFE: HOURS
•
EMITTED LIGHT CHARACTERISTIC: WHITE
•
BULB LIGHT TRANSMISSION CHARACTERISTIC: TRANSLUCENT
•
LIGHT CENTER LENGTH: 7.000 INCHES NOMINAL IN
•
CRITICALITY CODE JUSTIFICATION: FEAT
•
BULB STYLE: BT (BULGED TUBULAR)
TECHNICAL CHARACTERISTICS (FLIS)
RATED AVERAGE LIFEHOURS
EMITTED LIGHT CHARACTERISTICWHITE
BULB LIGHT TRANSMISSION CHARACTERISTICTRANSLUCENT
LIGHT CENTER LENGTH7.000 INCHES NOMINAL IN
OVERALL LENGTH11.500 INCHES NOMINAL11.500 INCHES NOMINAL IN
SPECIAL FEATURESENERGY SAVER
CRITICALITY CODE JUSTIFICATIONFEAT
BULB STYLEBT (BULGED TUBULAR)
BULB DESIGNATORBT-37
BASE STYLEMOGUL SCREW
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
BS6-2041-132Interchangeable
interchangeable cross-reference
interchangeable
Y1025A3PC40Interchangeable
interchangeable cross-reference
interchangeable
SN575029PC40Interchangeable
interchangeable cross-reference
interchangeable
28023Interchangeable
interchangeable cross-reference
interchangeable
AA51146B-1A5BInterchangeable
interchangeable cross-reference
interchangeable
33.026Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MS400/3K/HOR?
MS400/3K/HOR is a MS400/3K/HOR.
What parts can replace MS400/3K/HOR?
There are 19 known substitutes for MS400/3K/HOR: BS6-2041-132, Y1025A3PC40, SN575029PC40 and 16 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MS400/3K/HOR?
MS400/3K/HOR is cataloged in the Federal Logistics Information System (FLIS) under NSN 6240-01-344-9553. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026