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Technical Data Sheet

1203FPC20 — Technical Data Sheet

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· 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 GASKET is a the manufacturer industrial component. Key specifications include material: COPPER OVERALL, outside_diameter: 0.844 INCHES NOMINAL IN, style_designator: CIRCULAR, aperture_diameter: 0.641 INCHES NOMINAL IN, cross-sectional_thickness: 0.152 INCHES NOMINAL IN, cross-sectional_shape_style: RECTANGULAR METAL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-679-9967, 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
1203FPC20
NSN: 5330-00-679-9967
FSC: 5330
CAGE: 35795 — LESLIE CONTROLS, INC. DBA LESLIE CONTROLS INC (USA)
SPECIFICATIONS
materialCOPPER OVERALL
outside_diameter0.844 INCHES NOMINAL IN
style_designatorCIRCULAR
aperture_diameter0.641 INCHES NOMINAL IN
cross-sectional_thickness0.152 INCHES NOMINAL IN
cross-sectional_shape_styleRECTANGULAR METAL
material_document_and_classificationQQ-C-576 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5330-00-679-9967
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 1203FPC20 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: RECTANGULAR METAL
CROSS-SECTIONAL THICKNESS: 0.152 INCHES NOMINAL IN
OUTSIDE DIAMETER: 0.844 INCHES NOMINAL IN
STYLE DESIGNATOR: CIRCULAR
APERTURE DIAMETER: 0.641 INCHES NOMINAL IN
MATERIAL: COPPER OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-C-576 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
CROSS-SECTIONAL SHAPE STYLERECTANGULAR METAL
CROSS-SECTIONAL THICKNESS0.152 INCHES NOMINAL IN
OUTSIDE DIAMETER0.844 INCHES NOMINAL IN
STYLE DESIGNATORCIRCULAR
APERTURE DIAMETER0.641 INCHES NOMINAL IN
MATERIALCOPPER OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-576 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
1340Interchangeable
interchangeable cross-reference
interchangeable
GGG-D-751 TYCSZ55Interchangeable
interchangeable cross-reference
interchangeable
208Interchangeable
interchangeable cross-reference
interchangeable
13355Interchangeable
interchangeable cross-reference
interchangeable
6515NCM093703Interchangeable
interchangeable cross-reference
interchangeable
323.023Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1203FPC20?
1203FPC20 is a GASKET.
What parts can replace 1203FPC20?
There are 8 known substitutes for 1203FPC20: 1340, GGG-D-751 TYCSZ55, 208 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1203FPC20?
1203FPC20 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-679-9967. This indicates validated use in U.S. government and defense supply chains.
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