PartsTable
Technical Data Sheet
31205-27 ✓ 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 31205-27 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 5330-01-123-1892, 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
31205-27
NSN: 5330-01-123-1892
FSC: 5330
CAGE: 34712 — LAKE SHORE SYSTEMS, INC. (USA)
SPECIFICATIONS
Part Number31205-27
NSN5330-01-123-1892
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 31205-27 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 6
529099Interchangeable
interchangeable cross-reference
interchangeable
V1-6SInterchangeable
interchangeable cross-reference
interchangeable
N3-1-S-CInterchangeable
interchangeable cross-reference
interchangeable
31465 ITEM 30Interchangeable
interchangeable cross-reference
interchangeable
V16Interchangeable
interchangeable cross-reference
interchangeable
V16S-VIT0NInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 31205-27?
31205-27 is a 31205-27.
What parts can replace 31205-27?
There are 6 known substitutes for 31205-27: 529099, V1-6S, N3-1-S-C and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 31205-27?
31205-27 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-123-1892. This indicates validated use in U.S. government and defense supply chains.
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