PartsTable
Technical Data Sheet
PartsTable / O-RING / 2-172S604-70
2-172S604-70 ✓ 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 SILICONE CLASS Q, temp_rating: -65.0 FAHRENHEIT AND 450.0 FAHRENHEIT DEGF, hardness_rating: 70.0 SHORE DUROMETER A NOMINAL, outside_diameter: 8.387 INCHES MINIMUM AND 8.499 INCHES MAXIMUM IN, center_hole_diameter: 8.237 INCHES NOMINAL IN, elongation_percentage: 125 MAXIMUM. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-01-101-1726, 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
2-172S604-70
NSN: 5331-01-101-1726
FSC: 5331 — O-RING
CAGE: 02697 — PARKER-HANNIFIN CORP DIV O-RING DIVISION (USA)
SPECIFICATIONS
materialRUBBER SILICONE CLASS Q
temp_rating-65.0 FAHRENHEIT AND 450.0 FAHRENHEIT DEGF
hardness_rating70.0 SHORE DUROMETER A NOMINAL
outside_diameter8.387 INCHES MINIMUM AND 8.499 INCHES MAXIMUM IN
center_hole_diameter8.237 INCHES NOMINAL IN
elongation_percentage125 MAXIMUM
cross-sectional_height0.103 INCHES NOMINAL IN
NSN5331-01-101-1726
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 2-172S604-70 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
•
TEMP RATING: -65.0 FAHRENHEIT AND 450.0 FAHRENHEIT DEGF
•
ELONGATION PERCENTAGE: 125 MAXIMUM
•
CENTER HOLE DIAMETER: 8.237 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 8.387 INCHES MINIMUM AND 8.499 INCHES MAXIMUM IN
•
HARDNESS RATING: 70.0 SHORE DUROMETER A NOMINAL
•
MATERIAL: RUBBER SILICONE CLASS Q
•
CROSS-SECTIONAL HEIGHT: 0.103 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
TEMP RATING-65.0 FAHRENHEIT AND 450.0 FAHRENHEIT DEGF
ELONGATION PERCENTAGE125 MAXIMUM
CENTER HOLE DIAMETER8.237 INCHES NOMINAL IN
OUTSIDE DIAMETER8.387 INCHES MINIMUM AND 8.499 INCHES MAXIMUM IN
HARDNESS RATING70.0 SHORE DUROMETER A NOMINAL
MATERIALRUBBER SILICONE CLASS Q
CROSS-SECTIONAL HEIGHT0.103 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 27
AS568-902Interchangeable
interchangeable cross-reference
interchangeable
TR-RG30Interchangeable
interchangeable cross-reference
interchangeable
AS568-902AMS3304Interchangeable
interchangeable cross-reference
interchangeable
SANDY 490Interchangeable
interchangeable cross-reference
interchangeable
10616CS12-24Interchangeable
interchangeable cross-reference
interchangeable
2104Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2-172S604-70?
2-172S604-70 is a O-RING.
What parts can replace 2-172S604-70?
There are 27 known substitutes for 2-172S604-70: AS568-902, TR-RG30, AS568-902AMS3304 and 24 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2-172S604-70?
2-172S604-70 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-01-101-1726. This indicates validated use in U.S. government and defense supply chains.
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PartsTable Design LLC · partstable.com
Last verified: July 2026