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Technical Data Sheet
PartsTable / O-RING / XM-79648 ITEM 19
XM-79648 ITEM 19 ✓ 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 5331-01-372-4675, 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
XM-79648 ITEM 19
NSN: 5331-01-372-4675
FSC: 5331 — O-RING
CAGE: 04034 — SETRA SYSTEMS, INC. DBA GEMS SENSORS (USA)
SPECIFICATIONS
Part NumberXM-79648 ITEM 19
NSN5331-01-372-4675
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: XM-79648 ITEM 19 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 7
39157Interchangeable
interchangeable cross-reference
interchangeable
A1033549Interchangeable
interchangeable cross-reference
interchangeable
2206363G1Interchangeable
interchangeable cross-reference
interchangeable
5-RUH-004-B21Interchangeable
interchangeable cross-reference
interchangeable
MR-1904-E-3Interchangeable
interchangeable cross-reference
interchangeable
23408Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is XM-79648 ITEM 19?
XM-79648 ITEM 19 is a O-RING.
What parts can replace XM-79648 ITEM 19?
There are 7 known substitutes for XM-79648 ITEM 19: 39157, A1033549, 2206363G1 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for XM-79648 ITEM 19?
XM-79648 ITEM 19 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-01-372-4675. 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