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Technical Data Sheet
PartsTable / O-RING / 1552AS187-3
1552AS187-3 ✓ 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. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-01-331-3728, 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
1552AS187-3
NSN: 5331-01-331-3728
FSC: 5331 — O-RING
CAGE: D9182 — ZF INDUSTRIEANTRIEBE WITTEN GMBH (DEU)
SPECIFICATIONS
Part Number1552AS187-3
NSN5331-01-331-3728
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 1552AS187-3 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 11
22850Interchangeable
interchangeable cross-reference
interchangeable
4013069Interchangeable
interchangeable cross-reference
interchangeable
4730PL0890087Interchangeable
interchangeable cross-reference
interchangeable
4057387Interchangeable
interchangeable cross-reference
interchangeable
5409Interchangeable
interchangeable cross-reference
interchangeable
4058506Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1552AS187-3?
1552AS187-3 is a O-RING.
What parts can replace 1552AS187-3?
There are 11 known substitutes for 1552AS187-3: 22850, 4013069, 4730PL0890087 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1552AS187-3?
1552AS187-3 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-01-331-3728. 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