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PartsTable / COMPONENT / E8256 ITEM 603
E8256 ITEM 603 ✓ 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 RING,WIPER is a the manufacturer industrial component. Key specifications include material: UNABLE TO DECODE, end_item_identification: 4320-00-007-2638, cross-sectional_shape_style: PLAIN RECTANGULAR, STRAIGHT FACE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-275-4198, 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
E8256 ITEM 603
NSN: 5330-01-275-4198
FSC: 5330
CAGE: 0APJ5 — COFFIN TURBO PUMP INC (USA)
SPECIFICATIONS
materialUNABLE TO DECODE
end_item_identification4320-00-007-2638
cross-sectional_shape_stylePLAIN RECTANGULAR, STRAIGHT FACE
NSN5330-01-275-4198
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: E8256 ITEM 603 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
•
CROSS-SECTIONAL SHAPE STYLE: PLAIN RECTANGULAR, STRAIGHT FACE
•
MATERIAL: UNABLE TO DECODE
TECHNICAL CHARACTERISTICS (FLIS)
CROSS-SECTIONAL SHAPE STYLEPLAIN RECTANGULAR, STRAIGHT FACE
END ITEM IDENTIFICATION4320-00-007-2638
MATERIALUNABLE TO DECODE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
6609Interchangeable
interchangeable cross-reference
interchangeable
A6609Interchangeable
interchangeable cross-reference
interchangeable
9972Interchangeable
interchangeable cross-reference
interchangeable
E8256ITEM18Interchangeable
interchangeable cross-reference
interchangeable
01062055Interchangeable
interchangeable cross-reference
interchangeable
2C2478PInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is E8256 ITEM 603?
E8256 ITEM 603 is a RING,WIPER.
What parts can replace E8256 ITEM 603?
There are 18 known substitutes for E8256 ITEM 603: 6609, A6609, 9972 and 15 more. Substitute compatibility should be verified for your specific system.
What is the NSN for E8256 ITEM 603?
E8256 ITEM 603 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-275-4198. 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