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Technical Data Sheet
PartsTable / COMPONENT / 1866-9
1866-9 ✓ Verified by PartsTable
Clementoni · ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

Carry the magic of Harry Potter with you at all times thanks to the special pin maker machine!<br><br>The pin maker machine makes it even easier to create special accessories to attach to jerseys, jackets, pencil boxes, backpacks and lots more!<br><br>Simply insert the transparent front cover decorated with different drawings into the machine, followed by the back cover, then press to close the pin.<br><br>Add the pin on the back and you’ll be ready to show off your creation everywhere!<br><br>A toy that develops creativity and manuals skills in children.<br><br>Conceived, designed and developed in Italy. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-139-7416, indicating validated use in U.S. government and defense logistics supply chains.

WHERE IT FITS
1866-9
NSN: 5330-00-139-7416
FSC: 5330
CAGE: 03476 — TEREX REEDRILL DBA REEDRILL TEXOMA DIV TEREX MINING (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
temp_rating-65.0 FAHRENHEIT AND 225.0 FAHRENHEIT DEGF
hardness_rating75.0 SHORE DUROMETER A NOMINAL
outside_diameter2.859 INCHES MINIMUM AND 2.915 INCHES MAXIMUM IN
center_hole_diameter2.589 INCHES MINIMUM AND 2.629 INCHES MAXIMUM IN
cross-sectional_height0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
criticality_code_justificationADYT
NSN5330-00-139-7416
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 1866-9 MFR: Clementoni ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
689051Interchangeable
interchangeable cross-reference
interchangeable
18669Interchangeable
interchangeable cross-reference
interchangeable
L32318Interchangeable
interchangeable cross-reference
interchangeable
LL-HX4-9574Interchangeable
interchangeable cross-reference
interchangeable
8859324SUB3PT5Interchangeable
interchangeable cross-reference
interchangeable
2640-980X1PC17Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1866-9?
1866-9 is a INSERT,FRONT SIGHT manufactured by Clementoni.
What parts can replace 1866-9?
There are 6 known substitutes for 1866-9: 689051, 18669, L32318 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1866-9?
1866-9 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-139-7416. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026