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321820-1 — 321820-1

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

321820-1: 321820-1.

The 321820-1 is a the manufacturer industrial component. Key specifications include shank_style: STRAIGHT, shank_length: 0.220 INCHES NOMINAL IN, overall_depth: 0.282 INCHES NOMINAL IN, shank_diameter: 0.438 INCHES NOMINAL IN, inside_diameter: 0.1873 INCHES MINIMUM AND 0.1876 INCHES MAXIMUM IN, outside_diameter: 1.497 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5355-00-946-5192, 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
321820-1
NSN: 5355-00-946-5192
FSC: 5355 — Knobs and Pointers
CAGE: 14418 — UNISYS CORP DEFENSE SYSTEMS C S D FIELD ENGINEERING (USA)
SPECIFICATIONS
shank_styleSTRAIGHT
shank_length0.220 INCHES NOMINAL IN
overall_depth0.282 INCHES NOMINAL IN
shank_diameter0.438 INCHES NOMINAL IN
inside_diameter0.1873 INCHES MINIMUM AND 0.1876 INCHES MAXIMUM IN
outside_diameter1.497 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN
screw_drive_typeHEXAGON SOCKET
style_designatorROUND
attachment_methodSETSCREWS
overall_thickness0.282 INCHES NOMINAL IN
setscrew_hole_quantity1
shaft_accommodation_styleROUND
NSN5355-00-946-5192
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available 321820-1 TITLE COMPONENT PN 321820-1 MFR 321820-1
KEY FEATURES
•
SHANK DIAMETER: 0.438 INCHES NOMINAL IN
•
DISTANCE FROM HOLE CENTER TO KNOB/SKIRT BASE: 0.110 INCHES NOMINAL IN
•
SHAFT ACCOMMODATION STYLE: ROUND
•
OVERALL THICKNESS: 0.282 INCHES NOMINAL IN
•
SHANK LENGTH: 0.220 INCHES NOMINAL IN
•
STYLE DESIGNATOR: ROUND
•
OUTSIDE DIAMETER: 1.497 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN
•
SETSCREW HOLE QUANTITY: 1
TECHNICAL CHARACTERISTICS
SHANK DIAMETER0.438 INCHES NOMINAL IN
DISTANCE FROM HOLE CENTER TO KNOB/SKIRT BASE0.110 INCHES NOMINAL IN
SHAFT ACCOMMODATION STYLEROUND
OVERALL THICKNESS0.282 INCHES NOMINAL IN
SHANK LENGTH0.220 INCHES NOMINAL IN
STYLE DESIGNATORROUND
OUTSIDE DIAMETER1.497 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN
SETSCREW HOLE QUANTITY1
INSIDE DIAMETER0.1873 INCHES MINIMUM AND 0.1876 INCHES MAXIMUM IN
SHANK STYLESTRAIGHT
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 321820-1?
321820-1 is a 321820-1.
What is the NSN for 321820-1?
321820-1 is cataloged in the U.S. Government catalog under NSN 5355-00-946-5192. 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.