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20439-1 — RELAY,ELECTROMAGNETIC

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

20439-1: RELAY,ELECTROMAGNETIC.

The RELAY,ELECTROMAGNETIC is a the manufacturer industrial component. Key specifications include duty_type: CONTINUOUS, overall_width: 2.280 INCHES NOMINAL IN, overall_height: 1.590 INCHES NOMINAL IN, overall_length: 2.620 INCHES NOMINAL IN, mounting_slot_width: 0.156 INCHES NOMINAL SINGLE MOUNTING FACILITY IN, environmental_protection: HERMETIC. This part is cataloged in the U.S.

Government catalog under NSN 3120-00-671-9718, 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
20439-1
NSN: 3120-00-671-9718
NIINs: 006719718, 007599074
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 01276 — DANFOSS POWER SOLUTIONS II, LLC (USA)
SPECIFICATIONS
duty_typeCONTINUOUS
coil_quantity1
overall_width2.280 INCHES NOMINAL IN
overall_height1.590 INCHES NOMINAL IN
overall_length2.620 INCHES NOMINAL IN
winding_quantity1
mounting_slot_width0.156 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
environmental_protectionHERMETIC
mounting_facility_patternIN-LINE SINGLE MOUNTING FACILITY
terminal_type_and_quantity8 PIN ALL FUNCTIONS
winding_dc_resistance_rating425.0 OHMS NOMINAL SINGLE WINDING
mounting_facility_type_and_quantity2 SLOTTED HOLE SINGLE MOUNTING FACILITY
NSN3120-00-671-9718
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 20439-1 · OEM ⚠ VERIFY BEFORE ORDERING ABEC grade: higher = tighter tolerance = higher cost. ABEC-1 is standard, ABEC-7+ for precision spindles. Open, shielded (ZZ), and sealed (2RS) versions have different max RPM ratings ✓ BROKER TIP 2RS = sealed for life (no maintenance). ZZ = shielded, re-greaseable. Open = must lubricate on install. Common interchange: 6205-2RS = 6205-2RSR = 6205-DDU (same bearing, different suffix) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Demilitarization required — mutilation
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FREQUENTLY ASKED QUESTIONS
What is 20439-1?
20439-1 is a RELAY,ELECTROMAGNETIC.
What is the NSN for 20439-1?
20439-1 is cataloged in the U.S. Government catalog under NSN 3120-00-671-9718. This indicates validated use in U.S. government and defense supply chains.
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