PartsTable
Technical Data Sheet
28764-00 ✓ 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 is a the manufacturer industrial component. Key specifications include aperture_width: 0.500 INCHES NOMINAL IN, aperture_length: 0.500 INCHES NOMINAL IN, hardness_rating: 70.0 SHORE DUROMETER A MINIMUM AND 75.0 SHORE DUROMETER A MAXIMUM OVERALL, outside_diameter: 1.125 INCHES NOMINAL IN, cross-sectional_thickness: 0.062 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-434-6851, 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
28764-00
NSN: 5330-00-434-6851
FSC: 5330
CAGE: 38455 — ITT MARLOW A UNIT OF ITT PUMPS AND COMPRESSORS DIV (USA)
SPECIFICATIONS
aperture_width0.500 INCHES NOMINAL IN
aperture_length0.500 INCHES NOMINAL IN
hardness_rating70.0 SHORE DUROMETER A MINIMUM AND 75.0 SHORE DUROMETER A MAXIMUM OVERALL
outside_diameter1.125 INCHES NOMINAL IN
cross-sectional_thickness0.062 INCHES NOMINAL IN
NSN5330-00-434-6851
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 28764-00 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
APERTURE LENGTH: 0.500 INCHES NOMINAL IN
OUTSIDE DIAMETER: 1.125 INCHES NOMINAL IN
CROSS-SECTIONAL THICKNESS: 0.062 INCHES NOMINAL IN
APERTURE WIDTH: 0.500 INCHES NOMINAL IN
HARDNESS RATING: 70.0 SHORE DUROMETER A MINIMUM AND 75.0 SHORE DUROMETER A MAXIMUM OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
APERTURE LENGTH0.500 INCHES NOMINAL IN
OUTSIDE DIAMETER1.125 INCHES NOMINAL IN
CROSS-SECTIONAL THICKNESS0.062 INCHES NOMINAL IN
APERTURE WIDTH0.500 INCHES NOMINAL IN
HARDNESS RATING70.0 SHORE DUROMETER A MINIMUM AND 75.0 SHORE DUROMETER A MAXIMUM OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
121C9Interchangeable
interchangeable cross-reference
interchangeable
4061P11Interchangeable
interchangeable cross-reference
interchangeable
5103071Interchangeable
interchangeable cross-reference
interchangeable
28760Interchangeable
interchangeable cross-reference
interchangeable
5164157Interchangeable
interchangeable cross-reference
interchangeable
28764Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 28764-00?
28764-00 is a GASKET.
What parts can replace 28764-00?
There are 6 known substitutes for 28764-00: 121C9, 4061P11, 5103071 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 28764-00?
28764-00 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-434-6851. This indicates validated use in U.S. government and defense supply chains.
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