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Technical Data Sheet

40230 ITEM 617 — Technical Data Sheet

✓ 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 under NSN 5331-01-633-6477, 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
40230 ITEM 617
NSN: 5331-01-633-6477
FSC: 5331 — O-RING
CAGE: 1KHV0 — EXLAR CORPORATION (USA)
SPECIFICATIONS
Part Number40230 ITEM 617
NSN5331-01-633-6477
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 40230 ITEM 617 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 5
41566InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
MIL-T-21309InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
A-A-59158InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
93436DMQBInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
722917-50InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 40230 ITEM 617?
40230 ITEM 617 is a O-RING.
What parts can replace 40230 ITEM 617?
There are 5 known substitutes for 40230 ITEM 617: 41566, MIL-T-21309, A-A-59158 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 40230 ITEM 617?
40230 ITEM 617 is cataloged in the Federal Logistics Information System under NSN 5331-01-633-6477. This indicates validated use in U.S. government and defense supply chains.
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