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Technical Data Sheet
L1558 ✓ 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

HOLDER,ELECTRICAL CONTACT BRUSH. Key specifications include material: STEEL OVERALL, base_style: SINGLE CONTACT MINIATURE FLANGED, bulb_style: T (TUBULAR), head_style: HEXAGON, head_height: 0.375 INCHES NOMINAL IN, thread_class: 2A A. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6240-00-067-7526, 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
L1558
NSN: 6240-00-067-7526
FSC: 6240
CAGE: K0690 — ITT INDUSTRIES CANNON VEAM (GBR)
SPECIFICATIONS
materialSTEEL OVERALL
base_styleSINGLE CONTACT MINIATURE FLANGED
bulb_styleT (TUBULAR)
head_styleHEXAGON
head_height0.375 INCHES NOMINAL IN
thread_class2A A
thread_length1.000 INCHES MAXIMUM IN
overall_length0.630 INCHES NOMINAL IN
voltage_rating10.000 VOLTS NOMINAL
wattage_rating0.400 WATTS
bulb_designatorT-1 3/4
fastener_length3.250 INCHES NOMINAL IN
NSN6240-00-067-7526
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available HOLDER,ELECTRICAL CONTACT BRUSH TITLE COMPONENT PN L1558 MFR HOLDER,ELECTRICAL CONT
KEY FEATURES
CURRENT RATING FOR WHICH DESIGNED: 0.040 AMPERES NOMINAL
EMITTED LIGHT CHARACTERISTIC: COLORLESS
BULB DESIGNATOR: T-1 3/4
FILAMENT HEAVY DUTY SERVICE RATING: NOT RATED
BASE STYLE: SINGLE CONTACT MINIATURE FLANGED
LIGHT OUTPUT RATING: 0.080 SPHERICAL CANDLEPOWER NOMINAL SINGLE RATING
BULB LIGHT TRANSMISSION CHARACTERISTIC: TRANSPARENT
TECHNICAL CHARACTERISTICS (FLIS)
CURRENT RATING FOR WHICH DESIGNED0.040 AMPERES NOMINAL
EMITTED LIGHT CHARACTERISTICCOLORLESS
BULB DESIGNATORT-1 3/4
FILAMENT HEAVY DUTY SERVICE RATINGNOT RATED
BASE STYLESINGLE CONTACT MINIATURE FLANGED
LIGHT OUTPUT RATING0.080 SPHERICAL CANDLEPOWER NOMINAL SINGLE RATING
BULB LIGHT TRANSMISSION CHARACTERISTICTRANSPARENT
END ITEM IDENTIFICATIONTICONDEROGA CLASS CG (47); AIRCRAFT, E-4B AIRBORNE COMMAND POST; HELICOPTER, SEARCH AND RESCUE, HH-60H; NIMITZ CLASS CVN; DEEP SUBMERGENCE SYSTEMS PROGRAMS (DSSP); VIRGINIA CLASS CGN (41); SPRUANCE CLASS DD(963); FORRESTAL CLASS CV; HELICOPTER, USCG SEARCH AND RESCUE, HH-60J
LIGHT CENTER LENGTH0.380 INCHES NOMINAL IN
RATED AVERAGE LIFEHOURS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 24
WE 2146Interchangeable
interchangeable cross-reference
interchangeable
367Interchangeable
interchangeable cross-reference
interchangeable
72056Interchangeable
interchangeable cross-reference
interchangeable
30279Interchangeable
interchangeable cross-reference
interchangeable
067-65-230-433Interchangeable
interchangeable cross-reference
interchangeable
131-309-3Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is L1558?
L1558 is a HOLDER,ELECTRICAL CONTACT BRUSH.
What parts can replace L1558?
There are 24 known substitutes for L1558: WE 2146, 367, 72056 and 21 more. Substitute compatibility should be verified for your specific system.
Is L1558 still available?
L1558 is currently cancelled.
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