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Technical Data Sheet
PartsTable / COMPONENT / 720299-088
720299-088 ✓ 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 SHIELD,EXPANSION is a the manufacturer industrial component. Key specifications include material: STEEL. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-910-6736, 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
720299-088
NSN: 5340-00-910-6736
FSC: 5340
CAGE: 82577 — RAYTHEON COMPANY DBA RAYTHEON (USA)
SPECIFICATIONS
materialSTEEL
NSN5340-00-910-6736
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 720299-088 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
KEY FEATURES
•
MATERIAL: STEEL
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
27103-001Interchangeable
interchangeable cross-reference
interchangeable
27103Interchangeable
interchangeable cross-reference
interchangeable
DCCInterchangeable
interchangeable cross-reference
interchangeable
LN27103Interchangeable
interchangeable cross-reference
interchangeable
3379536Interchangeable
interchangeable cross-reference
interchangeable
VBE417-244Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 720299-088?
720299-088 is a SHIELD,EXPANSION.
What parts can replace 720299-088?
There are 14 known substitutes for 720299-088: 27103-001, 27103, DCC and 11 more. Substitute compatibility should be verified for your specific system.
Is 720299-088 still available?
720299-088 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026