HRK4001 — RELAY,ELECTROMAGNETIC

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

HRK4001: RELAY,ELECTROMAGNETIC.

The RELAY,ELECTROMAGNETIC is a the manufacturer industrial component. Key specifications include duty_type: CONTINUOUS, overall_width: 2.180 INCHES NOMINAL IN, overall_height: 2.120 INCHES NOMINAL IN, overall_length: 3.430 INCHES NOMINAL IN, mounting_facility_pattern: IN-LINE SINGLE MOUNTING FACILITY, terminal_type_and_quantity: 4 PIN ALL FUNCTIONS. This part is cataloged in the U.S.

Government catalog under NSN 5945-00-236-0477, 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

HRK4001

NSN: 5945-00-236-0477
FSC: 5945 — Relays and Solenoids
CAGE: 24975 — PRESTOLITE ELECTRIC INC (USA)

SPECIFICATIONS

duty_type	CONTINUOUS
coil_quantity	1
overall_width	2.180 INCHES NOMINAL IN
overall_height	2.120 INCHES NOMINAL IN
overall_length	3.430 INCHES NOMINAL IN
winding_quantity	1
mounting_facility_pattern	IN-LINE SINGLE MOUNTING FACILITY
terminal_type_and_quantity	4 PIN ALL FUNCTIONS
winding_dc_resistance_rating	18.5 OHMS NOMINAL SINGLE WINDING
unthreaded_mounting_hole_diameter	0.219 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
mounting_facility_type_and_quantity	2 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
nonpile-up_main_contact_arrangement	1 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION
NSN	5945-00-236-0477

COMPONENT DIAGRAM

KEY FEATURES

•

MOUNTING FACILITY TYPE AND QUANTITY: 2 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY

•

MAIN CONTACT MAXIMUM VOLTAGE RATING IN VOLTS: 24.0 DC

•

MOUNTING FACILITY PATTERN: IN-LINE SINGLE MOUNTING FACILITY

•

CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH: 0.531 INCHES NOMINAL SINGLE MOUNTING FACILITY IN

•

DUTY TYPE: CONTINUOUS

•

UNTHREADED MOUNTING HOLE DIAMETER: 0.219 INCHES NOMINAL SINGLE MOUNTING FACILITY IN

TECHNICAL CHARACTERISTICS

MOUNTING FACILITY TYPE AND QUANTITY	2 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
OVERALL HEIGHT	2.120 INCHES NOMINAL IN
MAIN CONTACT MAXIMUM VOLTAGE RATING IN VOLTS	24.0 DC
MOUNTING FACILITY PATTERN	IN-LINE SINGLE MOUNTING FACILITY
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH	0.531 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
DUTY TYPE	CONTINUOUS
UNTHREADED MOUNTING HOLE DIAMETER	0.219 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
OVERALL LENGTH	3.430 INCHES NOMINAL IN
OVERALL WIDTH	2.180 INCHES NOMINAL IN
WINDING DC RESISTANCE RATING	18.5 OHMS NOMINAL SINGLE WINDING

SUBSTITUTES & CROSS-REFERENCES 1

78707Reference 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 HRK4001?

HRK4001 is a RELAY,ELECTROMAGNETIC.

What parts can replace HRK4001?

There is 1 known substitute for HRK4001: 78707. Substitute compatibility should be verified for your specific system.

What is the NSN for HRK4001?

HRK4001 is cataloged in the U.S. Government catalog under NSN 5945-00-236-0477. This indicates validated use in U.S. government and defense supply chains.

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HRK4001 — RELAY,ELECTROMAGNETIC

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