8478A04H01 — RELAY,ELECTROMAGNETIC

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

8478A04H01: RELAY,ELECTROMAGNETIC.

The RELAY,ELECTROMAGNETIC is a the manufacturer industrial component. Key specifications include duty_type: CONTINUOUS, time_delay: 15.00 SECONDS MINIMUM AND 20.00 SECONDS MAXIMUM FIXED RELEASE TIME, storage_type: GENERAL PURPOSE WAREHOUSE, thread_class: 2A SINGLE MOUNTING FACILITY A, overall_width: 2.250 INCHES MINIMUM AND 2.290 INCHES MAXIMUM IN, thread_length: 0.360 INCHES MINIMUM AND 0.400 INCHES MAXIMUM SINGLE MOUNTING FACILITY IN. This part is cataloged in the U.S.

Government catalog under NSN 5945-01-179-0271, 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

8478A04H01

NSN: 5945-01-179-0271
FSC: 5945 — Relays and Solenoids
CAGE: 31442 — NORTHROP GRUMMAN SYSTEMS CORPORATION DBA NORTHROP GRUMMAN SYSTEMS CORP (USA)

SPECIFICATIONS

duty_type	CONTINUOUS
time_delay	15.00 SECONDS MINIMUM AND 20.00 SECONDS MAXIMUM FIXED RELEASE TIME
storage_type	GENERAL PURPOSE WAREHOUSE
thread_class	2A SINGLE MOUNTING FACILITY A
coil_quantity	1
overall_width	2.250 INCHES MINIMUM AND 2.290 INCHES MAXIMUM IN
thread_length	0.360 INCHES MINIMUM AND 0.400 INCHES MAXIMUM SINGLE MOUNTING FACILITY IN
overall_height	2.120 INCHES MINIMUM AND 2.160 INCHES MAXIMUM IN
overall_length	3.210 INCHES MINIMUM AND 3.250 INCHES MAXIMUM IN
fragility_factor	MODERATELY RUGGED
thread_direction	RIGHT-HAND SINGLE MOUNTING FACILITY
winding_quantity	1
NSN	5945-01-179-0271

COMPONENT DIAGRAM

KEY FEATURES

•

MOUNTING FACILITY TYPE AND QUANTITY: 4 THREADED STUD(S) SINGLE MOUNTING FACILITY

•

MAIN CONTACT MAXIMUM VOLTAGE RATING IN VOLTS: 28.0 DC

•

FRAGILITY FACTOR: MODERATELY RUGGED

•

MOUNTING FACILITY PATTERN: RECTANGULAR SINGLE MOUNTING FACILITY

•

CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH: 1.928 INCHES MINIMUM AND 1.948 INCHES MAXIMUM SINGLE MOUNTING FACILITY IN

•

MAIN CONTACT LOAD CURRENT RATING AT MAXIMUM RATED VOLTAGE: 1.0 AMPERES DC INDUCTIVE LOAD

TECHNICAL CHARACTERISTICS

MOUNTING FACILITY TYPE AND QUANTITY	4 THREADED STUD(S) SINGLE MOUNTING FACILITY
OVERALL HEIGHT	2.120 INCHES MINIMUM AND 2.160 INCHES MAXIMUM IN
MAIN CONTACT MAXIMUM VOLTAGE RATING IN VOLTS	28.0 DC
FRAGILITY FACTOR	MODERATELY RUGGED
MOUNTING FACILITY PATTERN	RECTANGULAR SINGLE MOUNTING FACILITY
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH	1.928 INCHES MINIMUM AND 1.948 INCHES MAXIMUM SINGLE MOUNTING FACILITY IN
MAIN CONTACT LOAD CURRENT RATING AT MAXIMUM RATED VOLTAGE	1.0 AMPERES DC INDUCTIVE LOAD
MAIN CONTACT LOAD CURRENT RATING AT MAXIMUM RATED VOLTAGE	2.0 AMPERES DC RESISTIVE LOAD
THREAD LENGTH	0.360 INCHES MINIMUM AND 0.400 INCHES MAXIMUM SINGLE MOUNTING FACILITY IN
DUTY TYPE	CONTINUOUS

SUBSTITUTES & CROSS-REFERENCES 2

1350-X-2104Reference document

Same NSN cross-reference

Reference document — Secondary reference

400-199Reference 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 8478A04H01?

8478A04H01 is a RELAY,ELECTROMAGNETIC.

What parts can replace 8478A04H01?

There are 2 known substitutes for 8478A04H01: 1350-X-2104, 400-199. Substitute compatibility should be verified for your specific system.

What is the NSN for 8478A04H01?

8478A04H01 is cataloged in the U.S. Government catalog under NSN 5945-01-179-0271. This indicates validated use in U.S. government and defense supply chains.

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8478A04H01 — RELAY,ELECTROMAGNETIC

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