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18733 — DISK,ABRASIVE

✓ Government record, cited
Clementoni · ORING SEAL
PRODUCT OVERVIEW

18733: DISK,ABRASIVE.

The DISK,ABRASIVE is a Clementoni industrial component. Key specifications include usage_design: METALWORKING, outside_diameter: 2.000 INCHES NOMINAL IN, screen_grit_size_designator: 120. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-178-5131, 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
18733
NSN: 5330-00-178-5131
NIINs: 001785131, 014323027
FSC: 5330 — Packing and Gasket Materials
CAGE: D9182 — ZF INDUSTRIEANTRIEBE WITTEN GMBH (DEU)
SPECIFICATIONS
usage_designMETALWORKING
outside_diameter2.000 INCHES NOMINAL IN
special_featuresSURFACE CONDITIONING, REGALITE (CERAMIC ALUM OXIDE MIX), WHITE, MOULDED, NO ARBOR HOLE, WITH "ROLOC" QUICK CHANGE THREADED MECHANICAL FEATURE, TAPER 5/8 INCH IN
screen_grit_size_designator120
NSN5330-00-178-5131
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 18733 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
KEY FEATURES
•
SEAL WIDTH: 0.500 INCHES NOMINAL IN
•
SEALING ELEMENT STYLE: ANGULAR
•
HOUSING BORE DIAMETER: 2.875 INCHES NOMINAL IN
•
ACCOMMODATED SHAFT MAXIMUM RATED SPEED: 2000 FEET PER MINUTE FT
•
CASE STYLE: SQUARE
•
ACCOMMODATED SHAFT DIAMETER: 1.875 INCHES NOMINAL IN
•
MATERIAL: STEEL CASE
TECHNICAL CHARACTERISTICS
SEAL WIDTH0.500 INCHES NOMINAL IN
SEALING ELEMENT STYLEANGULAR
HOUSING BORE DIAMETER2.875 INCHES NOMINAL IN
ACCOMMODATED SHAFT MAXIMUM RATED SPEED2000 FEET PER MINUTE FT
CASE STYLESQUARE
ACCOMMODATED SHAFT DIAMETER1.875 INCHES NOMINAL IN
MATERIALSTEEL CASE
MATERIALLEATHER SEALING ELEMENT
SUBSTITUTES & CROSS-REFERENCES 7
W37A3Reference document
Same NSN cross-reference
Reference document — Secondary reference
HR20977Reference document
Same NSN cross-reference
Reference document — Secondary reference
MC1346S22-0-60ERPC22Reference document
Same NSN cross-reference
Reference document — Secondary reference
287128Reference document
Same NSN cross-reference
Reference document — Secondary reference
00044Reference document
Same NSN cross-reference
Reference document — Secondary reference
MB2578-22Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 18733?
18733 is a DISK,ABRASIVE manufactured by Clementoni.
What parts can replace 18733?
There are 7 known substitutes for 18733: W37A3, HR20977, MC1346S22-0-60ERPC22 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 18733?
18733 is cataloged in the U.S. Government catalog under NSN 5330-00-178-5131. 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.