PartsTable
Technical Data Sheet
PartsTable / COMPONENT / AK4RELAY
AK4RELAY ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The RELAY,ELECTROMAGNETIC is a the manufacturer industrial component. Key specifications include duty_type: CONTINUOUS, thread_class: 2B SINGLE MOUNTING FACILITY, overall_width: 1.870 INCHES NOMINAL IN, overall_height: 1.460 INCHES NOMINAL IN, overall_length: 4.650 INCHES NOMINAL IN, nominal_thread_size: 0.138 INCHES SINGLE MOUNTING FACILITY IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5945-00-899-6049, 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
AK4RELAY
NSN: 5945-00-899-6049
FSC: 5945
CAGE: 64959 — AMERICAN TELEPHONE AND TELEGRAPH CO (USA)
SPECIFICATIONS
duty_typeCONTINUOUS
thread_class2B SINGLE MOUNTING FACILITY
coil_quantity1
overall_width1.870 INCHES NOMINAL IN
overall_height1.460 INCHES NOMINAL IN
overall_length4.650 INCHES NOMINAL IN
winding_quantity2
nominal_thread_size0.138 INCHES SINGLE MOUNTING FACILITY IN
thread_series_designatorUNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY
mounting_facility_patternIN-LINE SINGLE MOUNTING FACILITY
terminal_type_and_quantity36 PIN ALL FUNCTIONS
winding_dc_resistance_rating2.45 KILOHMS NOMINAL ALL WINDINGS
NSN5945-00-899-6049
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RELAY,ELECTROMAGNETIC TITLE COMPONENT PN AK4RELAY MFR RELAY,ELECTROMAGNETIC
KEY FEATURES
•
MOUNTING FACILITY TYPE AND QUANTITY: 2 THREADED HOLE(S) SINGLE MOUNTING FACILITY
•
WINDING DC RESISTANCE RATING: 2.45 KILOHMS NOMINAL ALL WINDINGS
•
MAIN CONTACT LOAD CURRENT RATING AT MAXIMUM RATED VOLTAGE: 1.0 AMPERES DC RESISTIVE LOAD
•
PILE-UP MAIN CONTACT FORM ARRANGEMENT: 1A AND 4C AND 6D A
•
NOMINAL THREAD SIZE: 0.138 INCHES SINGLE MOUNTING FACILITY IN
•
MAIN CONTACT MAXIMUM VOLTAGE RATING IN VOLTS: 50.0 DC
•
COIL QUANTITY: 1
•
THREAD CLASS: 2B SINGLE MOUNTING FACILITY
TECHNICAL CHARACTERISTICS (FLIS)
MOUNTING FACILITY TYPE AND QUANTITY2 THREADED HOLE(S) SINGLE MOUNTING FACILITY
WINDING DC RESISTANCE RATING2.45 KILOHMS NOMINAL ALL WINDINGS
MAIN CONTACT LOAD CURRENT RATING AT MAXIMUM RATED VOLTAGE1.0 AMPERES DC RESISTIVE LOAD
PILE-UP MAIN CONTACT FORM ARRANGEMENT1A AND 4C AND 6D A
NOMINAL THREAD SIZE0.138 INCHES SINGLE MOUNTING FACILITY IN
MAIN CONTACT MAXIMUM VOLTAGE RATING IN VOLTS50.0 DC
COIL QUANTITY1
THREAD CLASS2B SINGLE MOUNTING FACILITY
TERMINAL TYPE AND QUANTITY36 PIN ALL FUNCTIONS
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH1.094 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
3FC34Interchangeable
interchangeable cross-reference
interchangeable
3201-7201-5Interchangeable
interchangeable cross-reference
interchangeable
C5958-2Interchangeable
interchangeable cross-reference
interchangeable
50-190411AAAA1Interchangeable
interchangeable cross-reference
interchangeable
AK4Interchangeable
interchangeable cross-reference
interchangeable
04 04 01 7Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy AK4RELAY?
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 AK4RELAY?
AK4RELAY is a RELAY,ELECTROMAGNETIC.
What parts can replace AK4RELAY?
There are 7 known substitutes for AK4RELAY: 3FC34, 3201-7201-5, C5958-2 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for AK4RELAY?
AK4RELAY is cataloged in the Federal Logistics Information System (FLIS) under NSN 5945-00-899-6049. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — AK4RELAY

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026