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0N312811-1 — 0N312811-1

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

0N312811-1: 0N312811-1.

The 0N312811-1 is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY, skirt_style: RING, skirt_design: NONDETACHABLE, inside_diameter: 0.250 INCHES NOMINAL IN, outside_diameter: 0.500 INCHES NOMINAL IN, screw_drive_type: HEXAGON SOCKET. This part is cataloged in the U.S.

Government catalog under NSN 5355-00-221-1779, 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
0N312811-1
NSN: 5355-00-221-1779
FSC: 5355 — Knobs and Pointers
CAGE: 98230 — NATIONAL SECURITY AGENCY (USA)
SPECIFICATIONS
materialALUMINUM ALLOY
skirt_styleRING
skirt_designNONDETACHABLE
inside_diameter0.250 INCHES NOMINAL IN
outside_diameter0.500 INCHES NOMINAL IN
screw_drive_typeHEXAGON SOCKET
style_designatorROUND
attachment_methodSETSCREWS
overall_thickness0.500 INCHES NOMINAL IN
surface_treatmentANODIZE
setscrew_hole_quantity2
skirt_outside_diameter0.438 INCHES NOMINAL IN
NSN5355-00-221-1779
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available 0N312811-1 TITLE COMPONENT PN 0N312811-1 MFR 0N312811-1
KEY FEATURES
•
DISTANCE FROM HOLE CENTER TO KNOB/SKIRT BASE: 0.172 INCHES NOMINAL IN
•
SHAFT ACCOMMODATION STYLE: ROUND
•
OVERALL THICKNESS: 0.500 INCHES NOMINAL IN
•
SKIRT OUTSIDE DIAMETER: 0.438 INCHES NOMINAL IN
•
STYLE DESIGNATOR: ROUND
•
OUTSIDE DIAMETER: 0.500 INCHES NOMINAL IN
•
SETSCREW HOLE QUANTITY: 2
•
INSIDE DIAMETER: 0.250 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
DISTANCE FROM HOLE CENTER TO KNOB/SKIRT BASE0.172 INCHES NOMINAL IN
SHAFT ACCOMMODATION STYLEROUND
OVERALL THICKNESS0.500 INCHES NOMINAL IN
SKIRT OUTSIDE DIAMETER0.438 INCHES NOMINAL IN
STYLE DESIGNATORROUND
OUTSIDE DIAMETER0.500 INCHES NOMINAL IN
SETSCREW HOLE QUANTITY2
INSIDE DIAMETER0.250 INCHES NOMINAL IN
GRIPPING SURFACE CONDITIONGRIP AID
COLORBLACK
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 2
CK1000-124-2Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
0N287160-1Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
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 0N312811-1?
0N312811-1 is a 0N312811-1.
What parts can replace 0N312811-1?
There are 2 known substitutes for 0N312811-1: CK1000-124-2, 0N287160-1. Substitute compatibility should be verified for your specific system.
What is the NSN for 0N312811-1?
0N312811-1 is cataloged in the U.S. Government catalog under NSN 5355-00-221-1779. 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.