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Technical Data Sheet
854A903PC5 ✓ 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,NONMETALLIC ROUND SECTION is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-STYRENE CLASS SBR OVERALL, construction: SOLID, aperture_width: 4.375 INCHES NOMINAL IN, aperture_length: 21.125 INCHES NOMINAL IN, style_designator: NON-CIRCULAR, fabrication_method: SOLID. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-892-2502, 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
854A903PC5
NSN: 5330-00-892-2502
FSC: 5330
CAGE: 4T674 — GENERAL ELECTRIC CO APPARATUS AND ENGINEERING SERVICE ORGANIZATION DIV (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-STYRENE CLASS SBR OVERALL
constructionSOLID
aperture_width4.375 INCHES NOMINAL IN
aperture_length21.125 INCHES NOMINAL IN
style_designatorNON-CIRCULAR
fabrication_methodSOLID
inside_corner_radius0.750 INCHES NOMINAL IN
outside_corner_radius1.000 INCHES NOMINAL IN
cross-sectional_shape_styleCIRCULAR
cross_section_outside_diameter0.250 INCHES NOMINAL IN
material_document_and_classificationMIL-G-18586 CL 1 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5330-00-892-2502
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 854A903PC5 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
FABRICATION METHOD: SOLID
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-G-18586 CL 1 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
STYLE DESIGNATOR: NON-CIRCULAR
CROSS SECTION OUTSIDE DIAMETER: 0.250 INCHES NOMINAL IN
APERTURE WIDTH: 4.375 INCHES NOMINAL IN
MATERIAL: RUBBER BUTADIENE-STYRENE CLASS SBR OVERALL
APERTURE LENGTH: 21.125 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLE: CIRCULAR
TECHNICAL CHARACTERISTICS (FLIS)
FABRICATION METHODSOLID
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-G-18586 CL 1 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
STYLE DESIGNATORNON-CIRCULAR
CROSS SECTION OUTSIDE DIAMETER0.250 INCHES NOMINAL IN
APERTURE WIDTH4.375 INCHES NOMINAL IN
MATERIALRUBBER BUTADIENE-STYRENE CLASS SBR OVERALL
APERTURE LENGTH21.125 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLECIRCULAR
INSIDE CORNER RADIUS0.750 INCHES NOMINAL IN
CONSTRUCTIONSOLID
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
29506Interchangeable
interchangeable cross-reference
interchangeable
0130-5Interchangeable
interchangeable cross-reference
interchangeable
3G1632Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 854A903PC5?
854A903PC5 is a SEAL,NONMETALLIC ROUND SECTION.
What parts can replace 854A903PC5?
There are 3 known substitutes for 854A903PC5: 29506, 0130-5, 3G1632. Substitute compatibility should be verified for your specific system.
What is the NSN for 854A903PC5?
854A903PC5 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-892-2502. This indicates validated use in U.S. government and defense supply chains.
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