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RLR18SB6 — RING,LOCK,SERRATED

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

RLR18SB6: RING,LOCK,SERRATED.

The RING,LOCK,SERRATED is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1117, overall_height: 0.099 INCHES NOMINAL IN, pilot_diameter: 0.255 INCHES NOMINAL IN, inside_diameter: 0.189 INCHES NOMINAL IN, surface_treatment: CADMIUM AND CHROMATE, inner_serration_quantity: 16. This part is cataloged in the U.S.

Government catalog under NSN 5365-00-650-4801, 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
RLR18SB6
NSN: 5365-00-650-4801
FSC: 5365 — Bushings, Rings, Shims, and Spacers
CAGE: 18876 — US ARMY AVIATION AND MISSILE COMMAND (USA)
SPECIFICATIONS
materialSTEEL COMP 1117
overall_height0.099 INCHES NOMINAL IN
pilot_diameter0.255 INCHES NOMINAL IN
inside_diameter0.189 INCHES NOMINAL IN
surface_treatmentCADMIUM AND CHROMATE
inner_serration_quantity16
outer_serration_quantity20
overall_outside_diameter0.308 INCHES NOMINAL IN
side_outer_serrations_omitted_for_close_edge_installationONE SIDE
NSN5365-00-650-4801
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RING,LOCK,SERRATED TITLE COMPONENT PN RLR18SB6 MFR RING,LOCK,SERRATED
KEY FEATURES
•
OVERALL OUTSIDE DIAMETER: 0.308 INCHES NOMINAL IN
•
INNER SERRATION QUANTITY: 16
•
PILOT DIAMETER: 0.255 INCHES NOMINAL IN
•
INSIDE DIAMETER: 0.189 INCHES NOMINAL IN
•
SIDE OUTER SERRATIONS OMITTED FOR CLOSE EDGE INSTALLATION: ONE SIDE
•
SURFACE TREATMENT: CADMIUM AND CHROMATE
•
OUTER SERRATION QUANTITY: 20
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.099 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER0.308 INCHES NOMINAL IN
INNER SERRATION QUANTITY16
PILOT DIAMETER0.255 INCHES NOMINAL IN
INSIDE DIAMETER0.189 INCHES NOMINAL IN
SIDE OUTER SERRATIONS OMITTED FOR CLOSE EDGE INSTALLATIONONE SIDE
SURFACE TREATMENTCADMIUM AND CHROMATE
OUTER SERRATION QUANTITY20
MATERIALSTEEL COMP 1117
SUBSTITUTES & CROSS-REFERENCES 3
10153942Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
100T175Reference document
Same NSN cross-reference
Reference document — Secondary reference
626-502-9014Reference 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 RLR18SB6?
RLR18SB6 is a RING,LOCK,SERRATED.
What parts can replace RLR18SB6?
There are 3 known substitutes for RLR18SB6: 10153942, 100T175, 626-502-9014. Substitute compatibility should be verified for your specific system.
What is the NSN for RLR18SB6?
RLR18SB6 is cataloged in the U.S. Government catalog under NSN 5365-00-650-4801. 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.