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Technical Data Sheet
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100689-2 ✓ Verified by PartsTable
3M · ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The GASKET is a 3M industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-517-9792, 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
100689-2
NSN: 5330-01-517-9792
FSC: 5330
CAGE: 57626 — COMSACO, LLC DBA COMSACO INC (USA)
SPECIFICATIONS
Part Number100689-2
Manufacturer3M
NSN5330-01-517-9792
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 100689-2 MFR: 3M ⚠ 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 16
178798Interchangeable
interchangeable cross-reference
interchangeable
832Interchangeable
interchangeable cross-reference
interchangeable
043015Interchangeable
interchangeable cross-reference
interchangeable
100689Interchangeable
interchangeable cross-reference
interchangeable
70183Interchangeable
interchangeable cross-reference
interchangeable
13678Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 100689-2?
100689-2 is a GASKET manufactured by 3M.
What parts can replace 100689-2?
There are 16 known substitutes for 100689-2: 178798, 832, 043015 and 13 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 100689-2?
100689-2 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-517-9792. 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