PartsTable
Technical Data Sheet
Download PDF

556-6408589-66 — 556-6408589-66

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

556-6408589-66: 556-6408589-66.

The 556-6408589-66 is a the manufacturer industrial component. Key specifications include inside_diameter: 0.370 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN, outside_diameter: 0.620 INCHES MINIMUM AND 0.640 INCHES MAXIMUM IN, special_features: ENGRAVED .09 HIGH LETTERS "LOCKED SHUT" FILLED WITH BLACK ENAMEL, SURFACE FINISH IS 63.0, style_designator: ROUND, attachment_method: HOLE, overall_thickness: 0.520 INCHES MINIMUM AND 0.540 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5355-01-494-5592, 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
556-6408589-66
NSN: 5355-01-494-5592
FSC: 5355 — Knobs and Pointers
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
inside_diameter0.370 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN
outside_diameter0.620 INCHES MINIMUM AND 0.640 INCHES MAXIMUM IN
special_featuresENGRAVED .09 HIGH LETTERS "LOCKED SHUT" FILLED WITH BLACK ENAMEL, SURFACE FINISH IS 63.0
style_designatorROUND
attachment_methodHOLE
overall_thickness0.520 INCHES MINIMUM AND 0.540 INCHES MAXIMUM IN
nominal_thread_size0.164 INCHES SCREW HOLE IN
thread_quantity_per_inch32 SCREW HOLE
thread_series_designatorUNIFIED NATIONAL COARSE (UNC) SCREW HOLE
shaft_accommodation_styleROUND
gripping_surface_conditionSMOOTH
distance_from_hole_center_to_knob/skirt_base0.120 INCHES MINIMUM AND 0.140 INCHES MAXIMUM IN
NSN5355-01-494-5592
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available 556-6408589-66 TITLE COMPONENT PN 556-6408589-66 MFR 556-6408589-66
KEY FEATURES
•
DISTANCE FROM HOLE CENTER TO KNOB/SKIRT BASE: 0.120 INCHES MINIMUM AND 0.140 INCHES MAXIMUM IN
•
SHAFT ACCOMMODATION STYLE: ROUND
•
OVERALL THICKNESS: 0.520 INCHES MINIMUM AND 0.540 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: ROUND
•
OUTSIDE DIAMETER: 0.620 INCHES MINIMUM AND 0.640 INCHES MAXIMUM IN
•
NOMINAL THREAD SIZE: 0.164 INCHES SCREW HOLE IN
•
INSIDE DIAMETER: 0.370 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN
•
GRIPPING SURFACE CONDITION: SMOOTH
TECHNICAL CHARACTERISTICS
DISTANCE FROM HOLE CENTER TO KNOB/SKIRT BASE0.120 INCHES MINIMUM AND 0.140 INCHES MAXIMUM IN
SHAFT ACCOMMODATION STYLEROUND
OVERALL THICKNESS0.520 INCHES MINIMUM AND 0.540 INCHES MAXIMUM IN
STYLE DESIGNATORROUND
OUTSIDE DIAMETER0.620 INCHES MINIMUM AND 0.640 INCHES MAXIMUM IN
NOMINAL THREAD SIZE0.164 INCHES SCREW HOLE IN
INSIDE DIAMETER0.370 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN
GRIPPING SURFACE CONDITIONSMOOTH
SPECIAL FEATURESENGRAVED .09 HIGH LETTERS "LOCKED SHUT" FILLED WITH BLACK ENAMEL, SURFACE FINISH IS 63.0
THREAD QUANTITY PER INCH32 SCREW HOLE
OTHER ITEMS IN FSC 5355 — Knobs and Pointers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5355-00-000-5777 5355-00-001-2029 5355-00-001-2403 5355-00-001-4109 5355-00-001-4677 5355-00-001-4724 5355-00-001-4730 5355-00-001-4734
SUBSTITUTES & CROSS-REFERENCES 1
14509378Same 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
Ready to buy 556-6408589-66?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 556-6408589-66?
556-6408589-66 is a 556-6408589-66.
What parts can replace 556-6408589-66?
There is 1 known substitute for 556-6408589-66: 14509378. Substitute compatibility should be verified for your specific system.
What is the NSN for 556-6408589-66?
556-6408589-66 is cataloged in the U.S. Government catalog under NSN 5355-01-494-5592. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 556-6408589-66

✓ 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.