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PartsTable / COMPONENT / 6636A
6636A ✓ 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

COVER,SWITCH ACTUATOR,NONLUMINOU. Key specifications include height: 0.250 INCHES NOMINAL IN, diameter: 0.438 INCHES NOMINAL IN, material: STEEL OVERALL, head_style: FLAT FILLISTER, chamfer_length: 0.031 INCHES NOMINAL IN, style_designator: STRAIGHT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5940-00-140-1681, 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
6636A
NSN: 5940-00-140-1681
FSC: 5940
CAGE: 52525 — LERCO DIV SPACE-LOK INC (USA)
SPECIFICATIONS
height0.250 INCHES NOMINAL IN
diameter0.438 INCHES NOMINAL IN
materialSTEEL OVERALL
head_styleFLAT FILLISTER
chamfer_length0.031 INCHES NOMINAL IN
style_designatorSTRAIGHT
pin_chamfer_angle45.0 DEGREES NOMINAL
pin_head_diameter0.688 INCHES NOMINAL IN
under_head_length1.500 INCHES NOMINAL IN
NSN5940-00-140-1681
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available COVER,SWITCH ACTUATOR,NONLUMINOU TITLE COMPONENT PN 6636A MFR COVER,SWITCH ACTUATOR,
VERIFIED SUBSTITUTES & CROSS-REFERENCES 31
109041Interchangeable
interchangeable cross-reference
interchangeable
S1-20355Interchangeable
interchangeable cross-reference
interchangeable
MS35043-118Interchangeable
interchangeable cross-reference
interchangeable
7-03-017Interchangeable
interchangeable cross-reference
interchangeable
70002629Interchangeable
interchangeable cross-reference
interchangeable
6636AInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 6636A?
6636A is a COVER,SWITCH ACTUATOR,NONLUMINOU.
What parts can replace 6636A?
There are 31 known substitutes for 6636A: 109041, S1-20355, MS35043-118 and 28 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 6636A?
6636A is cataloged in the Federal Logistics Information System (FLIS) under NSN 5940-00-140-1681. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026