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Technical Data Sheet
640-686 ✓ Verified by PartsTable
· COMPONENT
WHAT YOU NEED TO KNOW
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Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The MICROCIRCUIT,DIGITAL is a the manufacturer industrial component. Key specifications include color: BLACK, material: ALUMINUM ALLOY, body_width: 0.220 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN, body_height: 0.140 INCHES MINIMUM AND 0.185 INCHES MAXIMUM IN, body_length: 0.785 INCHES MAXIMUM IN, shank_style: STRAIGHT. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5355-00-161-0704, 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
640-686
NSN: 5355-00-161-0704
FSC: 5355
CAGE: 12436 — BAE SYSTEMS INFORMATION AND ELECTRONIC SYSTEMS INTEGRATION INC. DIV BAE SYSTEMS INFORMATION & ELECTRONIC SYSTEMS INTEGRATION INC (USA)
SPECIFICATIONS
colorBLACK
materialALUMINUM ALLOY
body_width0.220 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN
body_height0.140 INCHES MINIMUM AND 0.185 INCHES MAXIMUM IN
body_length0.785 INCHES MAXIMUM IN
shank_styleSTRAIGHT
skirt_styleRING
shank_length0.156 INCHES NOMINAL IN
skirt_designNONDETACHABLE
overall_depth0.410 INCHES MINIMUM AND 0.414 INCHES MAXIMUM IN
shank_diameter0.594 INCHES NOMINAL IN
inside_diameter0.251 INCHES MINIMUM AND 0.252 INCHES MAXIMUM IN
NSN5355-00-161-0704
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available MICROCIRCUIT,DIGITAL TITLE COMPONENT PN 640-686 MFR MICROCIRCUIT,DIGITAL
KEY FEATURES
INSIDE DIAMETER: 0.251 INCHES MINIMUM AND 0.252 INCHES MAXIMUM IN
COLOR: BLACK
SCREW DRIVE TYPE: CROSS RECESS TYPE 1
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC) SCREW HOLE
SKIRT DESIGN: NONDETACHABLE
TECHNICAL CHARACTERISTICS (FLIS)
INSIDE DIAMETER0.251 INCHES MINIMUM AND 0.252 INCHES MAXIMUM IN
OVERALL DEPTH0.410 INCHES MINIMUM AND 0.414 INCHES MAXIMUM IN
COLORBLACK
SPECIAL FEATURESREFERENCE MARKING FILLED W/PHOSPHORESCENT MATERIALS; OBVERSE SIDE BLACK
SCREW DRIVE TYPECROSS RECESS TYPE 1
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC) SCREW HOLE
COLORBLACK
SKIRT DESIGNNONDETACHABLE
MATERIALALUMINUM ALLOY
NOMINAL THREAD SIZE0.138 INCHES SCREW HOLE IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
940 29/64Interchangeable
interchangeable cross-reference
interchangeable
110 29/64Interchangeable
interchangeable cross-reference
interchangeable
1302Interchangeable
interchangeable cross-reference
interchangeable
6749Interchangeable
interchangeable cross-reference
interchangeable
216505-01Interchangeable
interchangeable cross-reference
interchangeable
53129AInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 640-686?
640-686 is a MICROCIRCUIT,DIGITAL.
What parts can replace 640-686?
There are 19 known substitutes for 640-686: 940 29/64, 110 29/64, 1302 and 16 more. Substitute compatibility should be verified for your specific system.
Is 640-686 still available?
640-686 is currently cancelled.
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