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DK21 — DK21

✓ Government record, cited
KYOCERA · COMPONENT
PRODUCT OVERVIEW

DK21: DK21.

The DK21 is a KYOCERA industrial component. Key specifications include shank_style: STRAIGHT, shank_length: 0.375 INCHES NOMINAL IN, shank_diameter: 0.750 INCHES NOMINAL IN, outside_diameter: 1.375 INCHES NOMINAL IN, style_designator: ROUND, attachment_method: STUD. This part is cataloged in the U.S.

Government catalog under NSN 5355-00-853-9682, 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
DK21
NSN: 5355-00-853-9682
FSC: 5355 — Knobs and Pointers
CAGE: 01599 — REID SUPPLY COMPANY (USA)
SPECIFICATIONS
shank_styleSTRAIGHT
shank_length0.375 INCHES NOMINAL IN
shank_diameter0.750 INCHES NOMINAL IN
outside_diameter1.375 INCHES NOMINAL IN
style_designatorROUND
attachment_methodSTUD
overall_thickness1.531 INCHES NOMINAL IN
nominal_thread_size0.312 INCHES STUD IN
thread_quantity_per_inch18 STUD
thread_series_designatorUNIFIED NATIONAL COARSE (UNC) STUD
gripping_surface_conditionGRIP AID
NSN5355-00-853-9682
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: KYOCERA DK21 TITLE COMPONENT PN DK21 MFR KYOCERA DK21
KEY FEATURES
•
SHANK DIAMETER: 0.750 INCHES NOMINAL IN
•
OVERALL THICKNESS: 1.531 INCHES NOMINAL IN
•
SHANK LENGTH: 0.375 INCHES NOMINAL IN
•
STYLE DESIGNATOR: ROUND
•
OUTSIDE DIAMETER: 1.375 INCHES NOMINAL IN
•
NOMINAL THREAD SIZE: 0.312 INCHES STUD IN
•
SHANK STYLE: STRAIGHT
•
GRIPPING SURFACE CONDITION: GRIP AID
TECHNICAL CHARACTERISTICS
SHANK DIAMETER0.750 INCHES NOMINAL IN
OVERALL THICKNESS1.531 INCHES NOMINAL IN
SHANK LENGTH0.375 INCHES NOMINAL IN
STYLE DESIGNATORROUND
OUTSIDE DIAMETER1.375 INCHES NOMINAL IN
NOMINAL THREAD SIZE0.312 INCHES STUD IN
SHANK STYLESTRAIGHT
GRIPPING SURFACE CONDITIONGRIP AID
COLORBLACK
THREAD QUANTITY PER INCH18 STUD
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
791-355Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
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 DK21?
DK21 is a DK21 manufactured by KYOCERA.
What parts can replace DK21?
There is 1 known substitute for DK21: 791-355. Substitute compatibility should be verified for your specific system.
What is the NSN for DK21?
DK21 is cataloged in the U.S. Government catalog under NSN 5355-00-853-9682. 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.