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Technical Data Sheet
D407515 ITEM 18 ✓ 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 SEAL,PLAIN ENCASED 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 5330-01-351-7571, 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
D407515 ITEM 18
NSN: 5330-01-351-7571
FSC: 5330
CAGE: 63504 — PALFINGER MARINE USA, LLC (USA)
SPECIFICATIONS
Part NumberD407515 ITEM 18
NSN5330-01-351-7571
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: D407515 ITEM 18 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 4
NAS907 TYDSZ8Interchangeable
interchangeable cross-reference
interchangeable
58808Interchangeable
interchangeable cross-reference
interchangeable
58808OXIDEInterchangeable
interchangeable cross-reference
interchangeable
XM-36465-83-1000-0-LInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is D407515 ITEM 18?
D407515 ITEM 18 is a SEAL,PLAIN ENCASED.
What parts can replace D407515 ITEM 18?
There are 4 known substitutes for D407515 ITEM 18: NAS907 TYDSZ8, 58808, 58808OXIDE and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for D407515 ITEM 18?
D407515 ITEM 18 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-351-7571. This indicates validated use in U.S. government and defense supply chains.
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