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Technical Data Sheet
PartsTable / COMPONENT / LP-5557
LP-5557 ✓ 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 LAMP,INCANDESCENT is a the manufacturer industrial component. Key specifications include material: COPPER, tube_type: THYRATRON, body_shape: ROUND, cone_width: 2.0350 INCHES NOMINAL IN, design_type: DRY, coolant_type: AIR. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6240-01-415-5581, 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
LP-5557
NSN: 6240-01-415-5581
FSC: 6240
CAGE: 72914 — GRIMES AEROSPACE COMPANY (USA)
SPECIFICATIONS
materialCOPPER
tube_typeTHYRATRON
body_shapeROUND
cone_width2.0350 INCHES NOMINAL IN
design_typeDRY
coolant_typeAIR
stopper_typePLUG
adjustabilityADJUSTABLE
bore_diameter2.6875 INCHES NOMINAL IN
inlet_locationLOCATED ON SIDE OF BODY
muffler_designSTRAIGHT THROUGH W/BAFFLE
overall_length24.000 INCHES NOMINAL IN
NSN6240-01-415-5581
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available LAMP,INCANDESCENT TITLE COMPONENT PN LP-5557 MFR LAMP,INCANDESCENT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
5557Interchangeable
interchangeable cross-reference
interchangeable
K5557Interchangeable
interchangeable cross-reference
interchangeable
Y400I2110Interchangeable
interchangeable cross-reference
interchangeable
07-850184Interchangeable
interchangeable cross-reference
interchangeable
850184Interchangeable
interchangeable cross-reference
interchangeable
3391FInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is LP-5557?
LP-5557 is a LAMP,INCANDESCENT.
What parts can replace LP-5557?
There are 18 known substitutes for LP-5557: 5557, K5557, Y400I2110 and 15 more. Substitute compatibility should be verified for your specific system.
What is the NSN for LP-5557?
LP-5557 is cataloged in the Federal Logistics Information System (FLIS) under NSN 6240-01-415-5581. 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