OT-1901 — HEATING ELEMENT,ELECTRICAL,NONIM

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

OT-1901: HEATING ELEMENT,ELECTRICAL,NONIM.

HEATING ELEMENT,ELECTRICAL,NONIM. Key specifications include phase: THREE SINGLE VOLTAGE, length: 18.000 INCHES NOMINAL IN, material: STEEL CORROSION RESISTING SHEATH, body_style: STRIP ELEMENT, overall_length: 19.500 INCHES NOMINAL IN, terminal_length: 0.562 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4520-01-435-2874, 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

OT-1901

NSN: 4520-01-435-2874
FSC: 4520 — Space and Water Heating Equipment
CAGE: 65586 — CHROMALOX INC DBA CHROMALOX PRECISION HEAT AND CONTROL, INC (USA)

SPECIFICATIONS

phase	THREE SINGLE VOLTAGE
length	18.000 INCHES NOMINAL IN
material	STEEL CORROSION RESISTING SHEATH
body_style	STRIP ELEMENT
heat_quantity	1
overall_length	19.500 INCHES NOMINAL IN
terminal_length	0.562 INCHES NOMINAL IN
thread_quantity	32 PER INCH STUD
element_quantity	1
special_features	USED ON KATO ENGINEERING RELIANCE ELECTRIC 1200KW BRUSHLESS GENERATOR
heat_control_type	THERMOSTAT
terminal_quantity	2
NSN	4520-01-435-2874

COMPONENT DIAGRAM

KEY FEATURES

•

PHASE: THREE SINGLE VOLTAGE

•

FREQUENCY IN HERTZ: 60.0

•

TERMINAL QUANTITY: 2

•

LENGTH: 18.000 INCHES NOMINAL IN

•

VOLTAGE IN VOLTS AND CURRENT TYPE: 450.0 AC SINGLE VOLTAGE

•

BODY STYLE: STRIP ELEMENT

•

HOLE OR SLOT QUANTITY: 2

•

CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH: 18.500 INCHES NOMINAL IN

TECHNICAL CHARACTERISTICS

PHASE	THREE SINGLE VOLTAGE
FREQUENCY IN HERTZ	60.0
TERMINAL QUANTITY	2
LENGTH	18.000 INCHES NOMINAL IN
VOLTAGE IN VOLTS AND CURRENT TYPE	450.0 AC SINGLE VOLTAGE
BODY STYLE	STRIP ELEMENT
HOLE OR SLOT QUANTITY	2
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH	18.500 INCHES NOMINAL IN
MAXIMUM WATTAGE RATING IN WATTS	875.0 SINGLE VOLTAGE
TERMINAL LENGTH	0.562 INCHES NOMINAL IN

OTHER ITEMS IN FSC 4520 — Space and Water Heating Equipment

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

4520-00-000-0098 4520-00-000-0099 4520-00-001-1240 4520-00-001-3518 4520-00-001-3519 4520-00-001-6052 4520-00-001-6298 4520-00-001-7726

SUBSTITUTES & CROSS-REFERENCES 3

099-00206-03 IT 31Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

099-00206-03Reference document

Same NSN cross-reference

Reference document — Drawing number reference only

099-00206-03 ITEM 31Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

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 OT-1901?

OT-1901 is a HEATING ELEMENT,ELECTRICAL,NONIM.

What parts can replace OT-1901?

There are 3 known substitutes for OT-1901: 099-00206-03 IT 31, 099-00206-03, 099-00206-03 ITEM 31. Substitute compatibility should be verified for your specific system.

What is the NSN for OT-1901?

OT-1901 is cataloged in the U.S. Government catalog under NSN 4520-01-435-2874. This indicates validated use in U.S. government and defense supply chains.

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OT-1901 — HEATING ELEMENT,ELECTRICAL,NONIM

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