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18M408 — RESISTOR,VARIABLE,NONWIRE WOUND,

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

18M408: RESISTOR,VARIABLE,NONWIRE WOUND,.

RESISTOR,VARIABLE,NONWIRE WOUND,. Key specifications include body_style: RECTANGULAR W/BUSHING, body_width: 0.625 INCHES NOMINAL IN, body_height: 0.625 INCHES NOMINAL IN, body_length: 1.078 INCHES MINIMUM AND 1.172 INCHES MAXIMUM IN, shaft_style: ROUND, STEPPED, shaft_length: 1.750 INCHES MINIMUM AND 1.812 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5905-01-077-9704, 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
MRO→ MRO_GENERAL→ 18M408
NSN: 5905-01-077-9704
FSC: 5905 — Resistor
CAGE: 01121 — ROCKWELL AUTOMATION, INC. DBA ROCKWELL AUTOMATION (USA)
SPECIFICATIONS
body_styleRECTANGULAR W/BUSHING
body_width0.625 INCHES NOMINAL IN
body_height0.625 INCHES NOMINAL IN
body_length1.078 INCHES MINIMUM AND 1.172 INCHES MAXIMUM IN
shaft_styleROUND, STEPPED
shaft_length1.750 INCHES MINIMUM AND 1.812 INCHES MAXIMUM IN
actuator_typeDUAL CONCENTRIC
shaft_diameter0.124 INCHES MINIMUM AND 0.126 INCHES MAXIMUM IN
mounting_methodSTANDARD BUSHING
undercut_length0.364 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
section_quantity2
terminal_locationLOWER ADJACENT SIDE TWO ROWS
NSN5905-01-077-9704
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RESISTOR,VARIABLE,NONWIRE WOUND, TITLE COMPONENT PN 18M408 MFR RESISTOR,VARIABLE,NONW
KEY FEATURES
•
SCREW THREAD QUANTITY PER INCH: 32.0
•
UNDERCUT LENGTH: 0.364 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
•
ELECTRICAL RESISTANCE PER SECTION: 10.000 KILOHMS 1ST SECTION AND 100.000 KILOHMS 2ND SECTION
•
AMBIENT TEMP IN DEG CELSIUS PER SECTION AT ZERO PERCENT RATED POWER: 120.0 ALL SECTIONS
•
SECTION QUANTITY: 2
•
SHAFT DIAMETER: 0.124 INCHES MINIMUM AND 0.126 INCHES MAXIMUM IN
•
UNDERCUT DIAMETER: 0.077 INCHES MINIMUM AND 0.079 INCHES MAXIMUM IN
•
BODY STYLE: RECTANGULAR W/BUSHING
TECHNICAL CHARACTERISTICS
SCREW THREAD QUANTITY PER INCH32.0
UNDERCUT LENGTH0.364 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
ELECTRICAL RESISTANCE PER SECTION10.000 KILOHMS 1ST SECTION AND 100.000 KILOHMS 2ND SECTION
AMBIENT TEMP IN DEG CELSIUS PER SECTION AT ZERO PERCENT RATED POWER120.0 ALL SECTIONS
SECTION QUANTITY2
SHAFT DIAMETER0.124 INCHES MINIMUM AND 0.126 INCHES MAXIMUM IN
UNDERCUT DIAMETER0.077 INCHES MINIMUM AND 0.079 INCHES MAXIMUM IN
BODY STYLERECTANGULAR W/BUSHING
MOUNTING METHODSTANDARD BUSHING
BODY WIDTH0.625 INCHES NOMINAL IN
OTHER ITEMS IN FSC 5905 — Resistor
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5905-00-000-0136 5905-00-000-0488 5905-00-000-8809 5905-00-000-8833 5905-00-000-9526 5905-00-001-1342 5905-00-001-1573 5905-00-001-2059
SUBSTITUTES & CROSS-REFERENCES 2
81C2D-K57-BA0/375Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
16M144Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 18M408?
18M408 is a RESISTOR,VARIABLE,NONWIRE WOUND,. It is classified as a MRO (MRO_GENERAL).
What parts can replace 18M408?
There are 2 known substitutes for 18M408: 81C2D-K57-BA0/375, 16M144. Substitute compatibility should be verified for your specific system.
What is the NSN for 18M408?
18M408 is cataloged in the U.S. Government catalog under NSN 5905-01-077-9704. This indicates validated use in U.S. government and defense supply chains.
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