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PartsTable / COMPONENT / MIL-P-17303 CL. II,TY.E,SMY.III
MIL-P-17303 CL. II,TY.E,SMY.III ✓ 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 MIL-P-17303 CL. II,TY.E,SMY.III is a the manufacturer 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 5330-01-226-6749, 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
MIL-P-17303 CL. II,TY.E,SMY.III
NSN: 5330-01-226-6749
FSC: 5330
CAGE: D9182 — ZF INDUSTRIEANTRIEBE WITTEN GMBH (DEU)
SPECIFICATIONS
Part NumberMIL-P-17303 CL. II,TY.E,SMY.III
NSN5330-01-226-6749
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: MIL-P-17303 CL. II,TY.E,SMY.III 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: RESIN SYNTHETIC OR ASBESTOS AND NICKEL ALLOY OVERALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-P-17303 CL2 TYE SY-1111 MIL SPEC ALL MATERIAL RESPONSES OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: SQUARE/RECTANGULAR
•
JOINT TYPE: SCARF-PERIPHERAL PACKING
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALRESIN SYNTHETIC OR ASBESTOS AND NICKEL ALLOY OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-P-17303 CL2 TYE SY-1111 MIL SPEC ALL MATERIAL RESPONSES OVERALL
CROSS-SECTIONAL SHAPE STYLESQUARE/RECTANGULAR
JOINT TYPESCARF-PERIPHERAL PACKING
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
C1118Interchangeable
interchangeable cross-reference
interchangeable
BP4895Interchangeable
interchangeable cross-reference
interchangeable
A698Interchangeable
interchangeable cross-reference
interchangeable
207-100011-001Interchangeable
interchangeable cross-reference
interchangeable
KBB435-8Interchangeable
interchangeable cross-reference
interchangeable
71030207 PC-6Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MIL-P-17303 CL. II,TY.E,SMY.III?
MIL-P-17303 CL. II,TY.E,SMY.III is a MIL-P-17303 CL. II,TY.E,SMY.III.
What parts can replace MIL-P-17303 CL. II,TY.E,SMY.III?
There are 7 known substitutes for MIL-P-17303 CL. II,TY.E,SMY.III: C1118, BP4895, A698 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MIL-P-17303 CL. II,TY.E,SMY.III?
MIL-P-17303 CL. II,TY.E,SMY.III is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-226-6749. 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