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Technical Data Sheet
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L1HR90 — L1HR90

✓ Government record, cited
COSPOLICH INC. · COMPONENT
PRODUCT OVERVIEW

L1HR90: L1HR90.

The L1HR90 is a COSPOLICH INC. industrial component. This part is cataloged in the U.S.

Government catalog under NSN 4520-01-455-7569, 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
L1HR90
NSN: 4520-01-455-7569
FSC: 4520 — Space and Water Heating Equipment
CAGE: 66682 — COSPOLICH INC. (USA)
SPECIFICATIONS
Part NumberL1HR90
ManufacturerCOSPOLICH INC.
NSN4520-01-455-7569
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: COSPOLICH INC. L1HR90 TITLE COMPONENT PN L1HR90 MFR COSPOLICH INC. L1HR90
KEY FEATURES
•
LENGTH: 90.000 INCHES NOMINAL IN
•
BODY STYLE: TUBULAR, PLAIN
•
EFFECTIVE HEATING LENGTH: 90.000 INCHES NOMINAL IN
•
MATERIAL: GLASS FIBER RESISTANCE WIRE EMBEDDING/SUPPORT INSULATION
•
ELEMENT QUANTITY: 1
TECHNICAL CHARACTERISTICS
LENGTH90.000 INCHES NOMINAL IN
BODY STYLETUBULAR, PLAIN
EFFECTIVE HEATING LENGTH90.000 INCHES NOMINAL IN
SPECIAL FEATURESIN 64-200 SERIES-NORMALLY USED BEHIND FREEZER DOOR MULLIONS TO PREVENT DOORS FREEZING SHUT AND WATER DRIPPING FROM MULLIONS; HELICALLY WOUND ELEMENT ON A FIBERGLASS CORE, INSULATED WITH 1/32 INCH OF SILICONE RUBBER AND COVERED WITH FIBERGLASS BRAID; WIRE IS 1/8 INCH IN DIAMETER; NO THERMOSTAT; RECOMMEND 2 WRAPS OF WIRE AROUND DOOR PERIPHERY IN
MATERIALGLASS FIBER RESISTANCE WIRE EMBEDDING/SUPPORT INSULATION
MATERIALRUBBER SYNTHETIC AND GLASS FIBER SHEATH
ELEMENT QUANTITY1
SUBSTITUTES & CROSS-REFERENCES 2
90909 ITEM 19Reference document
Same NSN cross-reference
Reference document — Secondary reference
L1HR89Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is L1HR90?
L1HR90 is a L1HR90 manufactured by COSPOLICH INC..
What parts can replace L1HR90?
There are 2 known substitutes for L1HR90: 90909 ITEM 19, L1HR89. Substitute compatibility should be verified for your specific system.
What is the NSN for L1HR90?
L1HR90 is cataloged in the U.S. Government catalog under NSN 4520-01-455-7569. This indicates validated use in U.S. government and defense supply chains.
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