156-555245-522 — HEATING ELEMENT,ELECTRICAL,IMMER

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

156-555245-522: HEATING ELEMENT,ELECTRICAL,IMMER.

HEATING ELEMENT,ELECTRICAL,IMMER. Key specifications include phase: NOT RATED SINGLE VOLTAGE, length: 17.500 INCHES NOMINAL IN, body_style: TUBULAR, SCREW TYPE, overall_length: 20.813 INCHES NOMINAL IN, thread_quantity: 11.5 PER INCH MOUNTING FACILITY, thermostat_range: +60.0 TO 180.0 FAHRENHEIT DEGF. This part is cataloged in the U.S.

Government catalog under NSN 4520-00-348-8358, 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

156-555245-522

NSN: 4520-00-348-8358
FSC: 4520 — Space and Water Heating Equipment
CAGE: 65586 — CHROMALOX INC DBA CHROMALOX PRECISION HEAT AND CONTROL, INC (USA)

SPECIFICATIONS

phase	NOT RATED SINGLE VOLTAGE
length	17.500 INCHES NOMINAL IN
body_style	TUBULAR, SCREW TYPE
heat_quantity	1
overall_length	20.813 INCHES NOMINAL IN
thread_quantity	11.5 PER INCH MOUNTING FACILITY
element_quantity	1
thermostat_range	+60.0 TO 180.0 FAHRENHEIT DEGF
heat_control_type	THERMOSTAT
terminal_quantity	6
nominal_thread_size	1.000 INCHES MOUNTING FACILITY IN
mounting_method_style	SCREW PLUG OR BUSHING TYPE MOUNTING FACILITY
NSN	4520-00-348-8358

COMPONENT DIAGRAM

KEY FEATURES

•

PHASE: NOT RATED SINGLE VOLTAGE

•

TERMINAL QUANTITY: 6

•

LENGTH: 17.500 INCHES NOMINAL IN

•

VOLTAGE IN VOLTS AND CURRENT TYPE: 480.0 AC SINGLE VOLTAGE

•

BODY STYLE: TUBULAR, SCREW TYPE

•

MAXIMUM WATTAGE RATING IN WATTS: 3000.0 SINGLE VOLTAGE

•

MOUNTING FACILITY LENGTH: 1.500 INCHES NOMINAL IN

•

ELEMENT CONNECTION STYLE: TERMINAL SCREW

TECHNICAL CHARACTERISTICS

PHASE	NOT RATED SINGLE VOLTAGE
TERMINAL QUANTITY	6
LENGTH	17.500 INCHES NOMINAL IN
VOLTAGE IN VOLTS AND CURRENT TYPE	480.0 AC SINGLE VOLTAGE
BODY STYLE	TUBULAR, SCREW TYPE
MAXIMUM WATTAGE RATING IN WATTS	3000.0 SINGLE VOLTAGE
MOUNTING FACILITY LENGTH	1.500 INCHES NOMINAL IN
ELEMENT CONNECTION STYLE	TERMINAL SCREW
OVERALL LENGTH	20.813 INCHES NOMINAL IN
EFFECTIVE HEATING LENGTH	17.500 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 2

11-12716WTReference document

Same NSN cross-reference

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

156-050506-011Reference 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 156-555245-522?

156-555245-522 is a HEATING ELEMENT,ELECTRICAL,IMMER.

What parts can replace 156-555245-522?

There are 2 known substitutes for 156-555245-522: 11-12716WT, 156-050506-011. Substitute compatibility should be verified for your specific system.

What is the NSN for 156-555245-522?

156-555245-522 is cataloged in the U.S. Government catalog under NSN 4520-00-348-8358. This indicates validated use in U.S. government and defense supply chains.

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156-555245-522 — HEATING ELEMENT,ELECTRICAL,IMMER

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