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8620321 — 8620321

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

8620321: 8620321.

The 8620321 is a the manufacturer industrial component. Key specifications include width: 1.375 INCHES NOMINAL IN, material: STEEL CORROSION RESISTING, spline_width: 0.0300 INCHES NOMINAL IN, overall_depth: 0.160 INCHES MINIMUM AND 0.180 INCHES MAXIMUM IN, inside_diameter: 0.2708 INCHES NOMINAL IN, spline_quantity: 82. This part is cataloged in the U.S.

Government catalog under NSN 5355-01-109-4902, 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
8620321
NSN: 5355-01-109-4902
FSC: 5355 — Knobs and Pointers
CAGE: 19200 — COMBAT CAPABILITIES DEVELOPMENT COMMAND (CCDC) ARMAMENTS CENTER DBA CCDC DIV LOGISTICS RESEARCH AND ENGINEERING DIRECTORATE (USA)
SPECIFICATIONS
width1.375 INCHES NOMINAL IN
materialSTEEL CORROSION RESISTING
spline_width0.0300 INCHES NOMINAL IN
overall_depth0.160 INCHES MINIMUM AND 0.180 INCHES MAXIMUM IN
inside_diameter0.2708 INCHES NOMINAL IN
spline_quantity82
style_designatorFLUTED FOILS
attachment_methodUNTHREADED COUNTERBORED AND STEPPED HOLE
overall_thickness0.662 INCHES MINIMUM AND 0.668 INCHES MAXIMUM IN
fluted_foil_quantity8
spline_major_diameter0.3118 INCHES NOMINAL IN
shaft_accommodation_styleSPLINE
NSN5355-01-109-4902
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available 8620321 TITLE COMPONENT PN 8620321 MFR 8620321
KEY FEATURES
•
SHAFT ACCOMMODATION STYLE: SPLINE
•
SPLINE WIDTH: 0.0300 INCHES NOMINAL IN
•
OVERALL THICKNESS: 0.662 INCHES MINIMUM AND 0.668 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: FLUTED FOILS
•
SPLINE MAJOR DIAMETER: 0.3118 INCHES NOMINAL IN
•
SPLINE QUANTITY: 82
•
INSIDE DIAMETER: 0.2708 INCHES NOMINAL IN
•
GRIPPING SURFACE CONDITION: GRIP AID
TECHNICAL CHARACTERISTICS
SHAFT ACCOMMODATION STYLESPLINE
SPLINE WIDTH0.0300 INCHES NOMINAL IN
OVERALL THICKNESS0.662 INCHES MINIMUM AND 0.668 INCHES MAXIMUM IN
STYLE DESIGNATORFLUTED FOILS
SPLINE MAJOR DIAMETER0.3118 INCHES NOMINAL IN
SPLINE QUANTITY82
INSIDE DIAMETER0.2708 INCHES NOMINAL IN
GRIPPING SURFACE CONDITIONGRIP AID
WIDTH1.375 INCHES NOMINAL IN
MATERIALSTEEL CORROSION RESISTING
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

No substitute or cross-reference records for this part.

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 8620321?
8620321 is a 8620321.
What is the NSN for 8620321?
8620321 is cataloged in the U.S. Government catalog under NSN 5355-01-109-4902. 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.