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Technical Data Sheet
PartsTable / COMPONENT / 63723M
63723M ✓ Verified by PartsTable
— · 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 SEAL,PLAIN ENCASED is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC SEALING ELEMENT B, seal_width: 0.359 INCHES NOMINAL IN, attachment_method: ROUND HOLE. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-589-4540, 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
63723M
NSN: 5330-00-589-4540
FSC: 5330
CAGE: 79150 — DANA AUTOMOTIVE SYSTEMS GROUP, LLC DBA DANA SEALING PRODUCTS (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC SEALING ELEMENT B
seal_width0.359 INCHES NOMINAL IN
attachment_methodROUND HOLE
NSN5330-00-589-4540
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 63723M MFR: OEM ⚠ 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
•
MATERIAL: STEEL CASE
•
ATTACHMENT METHOD: ROUND HOLE
•
SEAL WIDTH: 0.359 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL CASE
ATTACHMENT METHODROUND HOLE
SEAL WIDTH0.359 INCHES NOMINAL IN
MATERIALRUBBER SYNTHETIC SEALING ELEMENT B
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
20584Interchangeable
interchangeable cross-reference
interchangeable
1655867PC33Interchangeable
interchangeable cross-reference
interchangeable
3845442Interchangeable
interchangeable cross-reference
interchangeable
70576Interchangeable
interchangeable cross-reference
interchangeable
CH576Interchangeable
interchangeable cross-reference
interchangeable
54A50B198Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 63723M?
63723M is a SEAL,PLAIN ENCASED.
What parts can replace 63723M?
There are 11 known substitutes for 63723M: 20584, 1655867PC33, 3845442 and 8 more. Substitute compatibility should be verified for your specific system.
Is 63723M still available?
63723M is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026