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Technical Data Sheet
803-5959278-005 ✓ 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 GASKET,SPIRAL WOUND is a the manufacturer industrial component. Key specifications include outside_diameter: 4.173 INCHES NOMINAL IN, special_features: MADE FROM NON-ASBESTOS MATERIAL, style_designator: CIRCULAR, aperture_diameter: 3.626 INCHES MINIMUM AND 3.656 INCHES MAXIMUM IN, environmental_attribute_code: ASBESTOS ALTERNATIVE PRODUCTS. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-394-9917, 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
803-5959278-005
NSN: 5330-01-394-9917
FSC: 5330
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
outside_diameter4.173 INCHES NOMINAL IN
special_featuresMADE FROM NON-ASBESTOS MATERIAL
style_designatorCIRCULAR
aperture_diameter3.626 INCHES MINIMUM AND 3.656 INCHES MAXIMUM IN
environmental_attribute_codeASBESTOS ALTERNATIVE PRODUCTS
NSN5330-01-394-9917
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 803-5959278-005 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
OUTSIDE DIAMETER: 4.173 INCHES NOMINAL IN
STYLE DESIGNATOR: CIRCULAR
ENVIRONMENTAL ATTRIBUTE CODE: ASBESTOS ALTERNATIVE PRODUCTS
APERTURE DIAMETER: 3.626 INCHES MINIMUM AND 3.656 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURESMADE FROM NON-ASBESTOS MATERIAL
OUTSIDE DIAMETER4.173 INCHES NOMINAL IN
STYLE DESIGNATORCIRCULAR
ENVIRONMENTAL ATTRIBUTE CODEASBESTOS ALTERNATIVE PRODUCTS
APERTURE DIAMETER3.626 INCHES MINIMUM AND 3.656 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
803-5959278Interchangeable
interchangeable cross-reference
interchangeable
34702-9435Interchangeable
interchangeable cross-reference
interchangeable
5N1325PSIInterchangeable
interchangeable cross-reference
interchangeable
E172-195ITEM19Interchangeable
Same NIIN cross-reference
interchangeable
E169-191ITEM27Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 803-5959278-005?
803-5959278-005 is a GASKET,SPIRAL WOUND.
What parts can replace 803-5959278-005?
There are 5 known substitutes for 803-5959278-005: 803-5959278, 34702-9435, 5N1325PSI and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 803-5959278-005?
803-5959278-005 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-394-9917. This indicates validated use in U.S. government and defense supply chains.
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