157B2178PIECE4 — RELAY,ELECTROMAGNETIC

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

157B2178PIECE4: RELAY,ELECTROMAGNETIC.

The RELAY,ELECTROMAGNETIC is a the manufacturer industrial component. Key specifications include duty_type: CONTINUOUS, overall_width: 5.400 INCHES NOMINAL IN, overall_height: 5.160 INCHES NOMINAL IN, overall_length: 5.600 INCHES NOMINAL IN, environmental_protection: DUSTPROOF, mounting_facility_pattern: RECTANGULAR SINGLE MOUNTING FACILITY. This part is cataloged in the U.S.

Government catalog under NSN 5945-01-165-5194, 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

157B2178PIECE4

NSN: 5945-01-165-5194
FSC: 5945 — Relays and Solenoids
CAGE: 02989 — GENERAL ELECTRIC COMPANY DBA GE (USA)

SPECIFICATIONS

duty_type	CONTINUOUS
coil_quantity	1
overall_width	5.400 INCHES NOMINAL IN
overall_height	5.160 INCHES NOMINAL IN
overall_length	5.600 INCHES NOMINAL IN
winding_quantity	1
environmental_protection	DUSTPROOF
mounting_facility_pattern	RECTANGULAR SINGLE MOUNTING FACILITY
terminal_type_and_quantity	12 SCREW ALL FUNCTIONS
unthreaded_mounting_hole_diameter	0.219 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
mounting_facility_type_and_quantity	4 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
nonpile-up_main_contact_arrangement	3 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION
NSN	5945-01-165-5194

COMPONENT DIAGRAM

KEY FEATURES

•

NONPILE-UP AUXILIARY CONTACT ARRANGEMENT: 1 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION AND 1 POLE, SINGLE THROW, NORMALLY CLOSED, MOMENTARY ACTION

•

MOUNTING FACILITY TYPE AND QUANTITY: 4 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY

•

MAIN CONTACT MAXIMUM VOLTAGE RATING IN VOLTS: 480.0 AC

•

MOUNTING FACILITY PATTERN: RECTANGULAR SINGLE MOUNTING FACILITY

•

CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH: 4.000 INCHES NOMINAL SINGLE MOUNTING FACILITY IN

•

MAIN CONTACT LOAD CURRENT RATING AT MAXIMUM RATED VOLTAGE: 27.0 AMPERES AC RESISTIVE LOAD

•

DUTY TYPE: CONTINUOUS

TECHNICAL CHARACTERISTICS

NONPILE-UP AUXILIARY CONTACT ARRANGEMENT	1 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION AND 1 POLE, SINGLE THROW, NORMALLY CLOSED, MOMENTARY ACTION
MOUNTING FACILITY TYPE AND QUANTITY	4 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
OVERALL HEIGHT	5.160 INCHES NOMINAL IN
MAIN CONTACT MAXIMUM VOLTAGE RATING IN VOLTS	480.0 AC
MOUNTING FACILITY PATTERN	RECTANGULAR SINGLE MOUNTING FACILITY
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH	4.000 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
MAIN CONTACT LOAD CURRENT RATING AT MAXIMUM RATED VOLTAGE	27.0 AMPERES AC RESISTIVE LOAD
DUTY TYPE	CONTINUOUS
UNTHREADED MOUNTING HOLE DIAMETER	0.219 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
OVERALL LENGTH	5.600 INCHES NOMINAL IN

OTHER ITEMS IN FSC 5945 — Relays and Solenoids

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

5945-00-000-0093 5945-00-001-1891 5945-00-001-2622 5945-00-001-2795 5945-00-001-2806 5945-00-001-2938 5945-00-001-3015 5945-00-001-3016

SUBSTITUTES & CROSS-REFERENCES 2

IC5181D101A6AASame NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

1C5181D101A6AAReference document

Same NSN cross-reference

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

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required

Ready to buy 157B2178PIECE4?

Compare prices from verified sellers on eBay

Buy on eBay →

As an eBay Partner, PartsTable may earn a commission. Your price is not affected.

FREQUENTLY ASKED QUESTIONS

What is 157B2178PIECE4?

157B2178PIECE4 is a RELAY,ELECTROMAGNETIC.

What parts can replace 157B2178PIECE4?

There are 2 known substitutes for 157B2178PIECE4: IC5181D101A6AA, 1C5181D101A6AA. Substitute compatibility should be verified for your specific system.

What is the NSN for 157B2178PIECE4?

157B2178PIECE4 is cataloged in the U.S. Government catalog under NSN 5945-01-165-5194. This indicates validated use in U.S. government and defense supply chains.

Community Feedback

157B2178PIECE4 — RELAY,ELECTROMAGNETIC

Request a Quote — 157B2178PIECE4