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EL18 — SWITCH,PROXIMITY

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

EL18: SWITCH,PROXIMITY.

The SWITCH,PROXIMITY is a the manufacturer industrial component. Key specifications include material: STEEL, effective_length: 2.2125 FEET NOMINAL FT, pin_overall_length: 0.2050 INCHES NOMINAL IN, end_connection_style: PIN, pin_fastening_method: SPRING CLIP, bushing_hole_diameter: 0.0590 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3020-00-181-2873, 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
EL18
NSN: 3020-00-181-2873
NIINs: 001812873, 015380948
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 00141 — ROLLER BEARING CO OF AMERICA, INC DIV PIC DESIGN (USA)
SPECIFICATIONS
materialSTEEL
effective_length2.2125 FEET NOMINAL FT
link_row_quantity1
pin_overall_length0.2050 INCHES NOMINAL IN
end_connection_stylePIN
pin_fastening_methodSPRING CLIP
bushing_hole_diameter0.0590 INCHES NOMINAL IN
first_chain_link_stylePIN
nominal_pitch_distance0.1475 INCHES IN
end_item_identificationCONVEROR, VERTICAL TRAY.
second_chain_link_styleROLLERLESS
first_chain_link_plate_width0.138 INCHES NOMINAL IN
NSN3020-00-181-2873
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SWITCH,PROXIMITY TITLE COMPONENT PN EL18 MFR SWITCH,PROXIMITY
KEY FEATURES
•
SECOND CHAIN LINK PLATE NOMINAL THICKNESS: 0.0150 INCHES IN
•
SECOND CHAIN LINK BUSHING NOMINAL OUTSIDE DIAMETER: 0.0900 INCHES IN
•
PIN OVERALL LENGTH: 0.2050 INCHES NOMINAL IN
•
SECOND CHAIN LINK STYLE: ROLLERLESS
•
EFFECTIVE LENGTH: 2.2125 FEET NOMINAL FT
•
SECOND CHAIN LINK NOMINAL WIDTH BETWEEN PLATES: 0.0720 INCHES IN
•
FIRST CHAIN LINK STYLE: PIN
•
FIRST CHAIN LINK PIN NOMINAL DIAMETER: 0.0620 INCHES IN
TECHNICAL CHARACTERISTICS
SECOND CHAIN LINK PLATE NOMINAL THICKNESS0.0150 INCHES IN
SECOND CHAIN LINK BUSHING NOMINAL OUTSIDE DIAMETER0.0900 INCHES IN
PIN OVERALL LENGTH0.2050 INCHES NOMINAL IN
SECOND CHAIN LINK STYLEROLLERLESS
EFFECTIVE LENGTH2.2125 FEET NOMINAL FT
SECOND CHAIN LINK NOMINAL WIDTH BETWEEN PLATES0.0720 INCHES IN
FIRST CHAIN LINK STYLEPIN
FIRST CHAIN LINK PIN NOMINAL DIAMETER0.0620 INCHES IN
END CONNECTION STYLEPIN
NOMINAL PITCH DISTANCE0.1475 INCHES IN
SUBSTITUTES & CROSS-REFERENCES 2
438745-1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
438838-1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 EL18?
EL18 is a SWITCH,PROXIMITY.
What parts can replace EL18?
There are 2 known substitutes for EL18: 438745-1, 438838-1. Substitute compatibility should be verified for your specific system.
What is the NSN for EL18?
EL18 is cataloged in the U.S. Government catalog under NSN 3020-00-181-2873. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.