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Technical Data Sheet
PartsTable / O-RING / S8171AL5
S8171AL5 ✓ 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 O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER FLUOROSILICONE CLASS FQ, center_hole_diameter: 2.026 INCHES MINIMUM AND 2.119 INCHES MAXIMUM IN, cross-sectional_height: 0.131 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-173-3023, 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
S8171AL5
NSN: 5331-00-173-3023
FSC: 5331 — O-RING
CAGE: 70210 — HONEYWELL INTERNATIONAL INC. DIV AEROSPACE - TORRANCE (USA)
SPECIFICATIONS
materialRUBBER FLUOROSILICONE CLASS FQ
center_hole_diameter2.026 INCHES MINIMUM AND 2.119 INCHES MAXIMUM IN
cross-sectional_height0.131 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
NSN5331-00-173-3023
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: S8171AL5 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 24
2226CInterchangeable
interchangeable cross-reference
interchangeable
2227Interchangeable
interchangeable cross-reference
interchangeable
7527Interchangeable
interchangeable cross-reference
interchangeable
S263-3Interchangeable
interchangeable cross-reference
interchangeable
3604Interchangeable
interchangeable cross-reference
interchangeable
S263-500Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is S8171AL5?
S8171AL5 is a O-RING.
What parts can replace S8171AL5?
There are 24 known substitutes for S8171AL5: 2226C, 2227, 7527 and 21 more. Substitute compatibility should be verified for your specific system.
Is S8171AL5 still available?
S8171AL5 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