HE721A0502 — RELAY,REED

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

HE721A0502: RELAY,REED.

The RELAY,REED is a the manufacturer industrial component. Key specifications include duty_type: CONTINUOUS, overall_width: 0.250 INCHES NOMINAL IN, overall_height: 0.187 INCHES NOMINAL IN, overall_length: 0.750 INCHES NOMINAL IN, environmental_protection: DUSTPROOF AND EXPLOSION PROOF AND WATERTIGHT, winding_dc_resistance_rating: 500.0 OHMS NOMINAL SINGLE WINDING. This part is cataloged in the U.S.

Government catalog under NSN 5945-00-169-4557, 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

HE721A0502

NSN: 5945-00-169-4557
FSC: 5945 — Relays and Solenoids
CAGE: 12617 — HAMLIN INC (USA)

SPECIFICATIONS

duty_type	CONTINUOUS
coil_quantity	1
overall_width	0.250 INCHES NOMINAL IN
overall_height	0.187 INCHES NOMINAL IN
overall_length	0.750 INCHES NOMINAL IN
winding_quantity	1
environmental_protection	DUSTPROOF AND EXPLOSION PROOF AND WATERTIGHT
winding_dc_resistance_rating	500.0 OHMS NOMINAL SINGLE WINDING
nonpile-up_main_contact_arrangement	1 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION
main_contact_maximum_voltage_rating_in_volts	50.0 DC
operating_voltage_rating_and_type_at_specified_temp	5.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
main_contact_load_current_rating_at_maximum_rated_voltage	3.0 AMPERES DC RESISTIVE LOAD
NSN	5945-00-169-4557

COMPONENT DIAGRAM

KEY FEATURES

•

MOUNTING FACILITY TYPE AND QUANTITY: 1 PRINTED CIRCUIT TERMINAL SINGLE MOUNTING FACILITY

•

MAIN CONTACT MAXIMUM VOLTAGE RATING IN VOLTS: 50.0 DC

•

MAIN CONTACT LOAD CURRENT RATING AT MAXIMUM RATED VOLTAGE: 3.0 AMPERES DC RESISTIVE LOAD

•

DUTY TYPE: CONTINUOUS

•

WINDING DC RESISTANCE RATING: 500.0 OHMS NOMINAL SINGLE WINDING

TECHNICAL CHARACTERISTICS

MOUNTING FACILITY TYPE AND QUANTITY	1 PRINTED CIRCUIT TERMINAL SINGLE MOUNTING FACILITY
OVERALL HEIGHT	0.187 INCHES NOMINAL IN
MAIN CONTACT MAXIMUM VOLTAGE RATING IN VOLTS	50.0 DC
MAIN CONTACT LOAD CURRENT RATING AT MAXIMUM RATED VOLTAGE	3.0 AMPERES DC RESISTIVE LOAD
DUTY TYPE	CONTINUOUS
OVERALL LENGTH	0.750 INCHES NOMINAL IN
OVERALL WIDTH	0.250 INCHES NOMINAL IN
WINDING DC RESISTANCE RATING	500.0 OHMS NOMINAL SINGLE WINDING
COIL QUANTITY	1
ENVIRONMENTAL PROTECTION	DUSTPROOF AND EXPLOSION PROOF AND WATERTIGHT

SUBSTITUTES & CROSS-REFERENCES 4

535726-1Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

9872110502Reference document

Same NSN cross-reference

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

2682-336Reference document

Same NSN cross-reference

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

RA3023-1051-98Reference document

Same NSN cross-reference

Reference document — Design control — primary 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 HE721A0502?

HE721A0502 is a RELAY,REED.

What parts can replace HE721A0502?

There are 4 known substitutes for HE721A0502: 535726-1, 9872110502, 2682-336 and 1 more. Substitute compatibility should be verified for your specific system.

What is the NSN for HE721A0502?

HE721A0502 is cataloged in the U.S. Government catalog under NSN 5945-00-169-4557. This indicates validated use in U.S. government and defense supply chains.

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