4287A — COUPLER,DIRECT CURRENT BLOCKING

✓ Government record, cited

— · ORING SEAL

PRODUCT OVERVIEW

4287A: COUPLER,DIRECT CURRENT BLOCKING.

COUPLER,DIRECT CURRENT BLOCKING. Key specifications include unit_type: COAXIAL LINE, voltage_rating: 20.0 KILOVOLTS MINIMUM, frequency_rating: 60.0 HERTZ MINIMUM, special_features: THE DIELECTRIC LEAKAGE CURRENT SHALL NOT EXCEED 7 MONTHS, capacitor_location: INNER CONDUCTOR, end_item_identification: 2350010809087. This part is cataloged in the U.S.

Government catalog under NSN 5331-01-197-7525, 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

4287A

NSN: 5331-01-197-7525
NIINs: 011977525, 014817318
FSC: 5331 — O-ring
CAGE: 64731 — WESTERN SKY INDUSTRIES INC DBA ELECTROMECH TECHOLOGIES (USA)

SPECIFICATIONS

unit_type	COAXIAL LINE
voltage_rating	20.0 KILOVOLTS MINIMUM
frequency_rating	60.0 HERTZ MINIMUM
special_features	THE DIELECTRIC LEAKAGE CURRENT SHALL NOT EXCEED 7 MONTHS
capacitor_location	INNER CONDUCTOR
end_item_identification	2350010809087
NSN	5331-01-197-7525

COMPONENT DIAGRAM

SUBSTITUTES & CROSS-REFERENCES 2

4242 PIECE 4Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

4650Reference 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 4287A?

4287A is a COUPLER,DIRECT CURRENT BLOCKING.

What parts can replace 4287A?

There are 2 known substitutes for 4287A: 4242 PIECE 4, 4650. Substitute compatibility should be verified for your specific system.

What is the NSN for 4287A?

4287A is cataloged in the U.S. Government catalog under NSN 5331-01-197-7525. This indicates validated use in U.S. government and defense supply chains.

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4287A — COUPLER,DIRECT CURRENT BLOCKING

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