KR-3657 — RELAY,ELECTROMAGNETIC

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

KR-3657: RELAY,ELECTROMAGNETIC.

The RELAY,ELECTROMAGNETIC is a the manufacturer industrial component. Key specifications include duty_type: INTERMITTENT, thread_class: 2A SINGLE MOUNTING FACILITY A, overall_width: 1.250 INCHES NOMINAL IN, overall_height: 1.620 INCHES NOMINAL IN, overall_length: 1.810 INCHES NOMINAL IN, nominal_thread_size: 0.138 INCHES SINGLE MOUNTING FACILITY IN. This part is cataloged in the U.S.

Government catalog under NSN 5945-00-201-7195, 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

KR-3657

NSN: 5945-00-201-7195
FSC: 5945 — Relays and Solenoids
CAGE: 77342 — TE CONNECTIVITY CORPORATION (USA)

SPECIFICATIONS

duty_type	INTERMITTENT
thread_class	2A SINGLE MOUNTING FACILITY A
coil_quantity	1
overall_width	1.250 INCHES NOMINAL IN
overall_height	1.620 INCHES NOMINAL IN
overall_length	1.810 INCHES NOMINAL IN
winding_quantity	1
nominal_thread_size	0.138 INCHES SINGLE MOUNTING FACILITY IN
end_item_identification	TYPE AN/CRT-3
thread_quantity_per_inch	32 SINGLE MOUNTING FACILITY
thread_series_designator	UNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY
terminal_type_and_quantity	6 PIN ALL FUNCTIONS
NSN	5945-00-201-7195

COMPONENT DIAGRAM

KEY FEATURES

•

MOUNTING FACILITY TYPE AND QUANTITY: 1 THREADED STUD(S) SINGLE MOUNTING FACILITY

•

MAIN CONTACT MAXIMUM VOLTAGE RATING IN VOLTS: 300.0 DC

•

MAIN CONTACT LOAD CURRENT RATING AT MAXIMUM RATED VOLTAGE: 4.0 MILLIAMPERES DC RESISTIVE LOAD

•

DUTY TYPE: INTERMITTENT

•

WINDING DC RESISTANCE RATING: 250.0 OHMS NOMINAL SINGLE WINDING

TECHNICAL CHARACTERISTICS

MOUNTING FACILITY TYPE AND QUANTITY	1 THREADED STUD(S) SINGLE MOUNTING FACILITY
OVERALL HEIGHT	1.620 INCHES NOMINAL IN
MAIN CONTACT MAXIMUM VOLTAGE RATING IN VOLTS	300.0 DC
MAIN CONTACT LOAD CURRENT RATING AT MAXIMUM RATED VOLTAGE	4.0 MILLIAMPERES DC RESISTIVE LOAD
DUTY TYPE	INTERMITTENT
OVERALL LENGTH	1.810 INCHES NOMINAL IN
OVERALL WIDTH	1.250 INCHES NOMINAL IN
WINDING DC RESISTANCE RATING	250.0 OHMS NOMINAL SINGLE WINDING
NOMINAL OPERATING CURRENT RATING AND TYPE	56.0 MILLIAMPERES DC SINGLE WINDING
NOMINAL THREAD SIZE	0.138 INCHES SINGLE MOUNTING FACILITY IN

SUBSTITUTES & CROSS-REFERENCES 4

450387Reference document

Same NSN cross-reference

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

23283AReference document

Same NSN cross-reference

Reference document — Design control — primary reference

KR-3657-1Reference document

Same NSN cross-reference

Reference document — Secondary reference

450236Reference document

Same NSN cross-reference

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

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 KR-3657?

KR-3657 is a RELAY,ELECTROMAGNETIC.

What parts can replace KR-3657?

There are 4 known substitutes for KR-3657: 450387, 23283A, KR-3657-1 and 1 more. Substitute compatibility should be verified for your specific system.

What is the NSN for KR-3657?

KR-3657 is cataloged in the U.S. Government catalog under NSN 5945-00-201-7195. This indicates validated use in U.S. government and defense supply chains.

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KR-3657 — RELAY,ELECTROMAGNETIC

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