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028-11081-004 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

028-11081-004: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL, outside_diameter: 2.297 INCHES NOMINAL IN, special_features: COMMERCIAL GRADE BUNA-N WITH NITRILE BINDER, style_designator: CIRCULAR, aperture_diameter: 1.812 INCHES NOMINAL IN, fsc_application_data: SHIPBOARD UNITS 2 AND 4, R-114 WATER COOLING SYSTEMS, MARINEPAK 300 TON DUPLEX UNIT. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-555-2929, 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
028-11081-004
NSN: 5330-01-555-2929
FSC: 5330 — Packing and Gasket Materials
CAGE: 66935 — JOHNSON CONTROLS NAVY SYSTEMS, LLC (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
outside_diameter2.297 INCHES NOMINAL IN
special_featuresCOMMERCIAL GRADE BUNA-N WITH NITRILE BINDER
style_designatorCIRCULAR
aperture_diameter1.812 INCHES NOMINAL IN
fsc_application_dataSHIPBOARD UNITS 2 AND 4, R-114 WATER COOLING SYSTEMS, MARINEPAK 300 TON DUPLEX UNIT
end_item_identificationSSN-688 CLASS SUBMARINES
cross-sectional_thickness0.062 INCHES NOMINAL IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
NSN5330-01-555-2929
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 028-11081-004 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
•
FSC APPLICATION DATA: SHIPBOARD UNITS 2 AND 4, R-114 WATER COOLING SYSTEMS, MARINEPAK 300 TON DUPLEX UNIT
•
CROSS-SECTIONAL THICKNESS: 0.062 INCHES NOMINAL IN
•
STYLE DESIGNATOR: CIRCULAR
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
OUTSIDE DIAMETER: 2.297 INCHES NOMINAL IN
•
APERTURE DIAMETER: 1.812 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
FSC APPLICATION DATASHIPBOARD UNITS 2 AND 4, R-114 WATER COOLING SYSTEMS, MARINEPAK 300 TON DUPLEX UNIT
CROSS-SECTIONAL THICKNESS0.062 INCHES NOMINAL IN
STYLE DESIGNATORCIRCULAR
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
OUTSIDE DIAMETER2.297 INCHES NOMINAL IN
APERTURE DIAMETER1.812 INCHES NOMINAL IN
SPECIAL FEATURESCOMMERCIAL GRADE BUNA-N WITH NITRILE BINDER
END ITEM IDENTIFICATIONSSN-688 CLASS SUBMARINES
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
OTHER ITEMS IN FSC 5330 — Packing and Gasket Materials
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5330-00-000-0085 5330-00-000-0167 5330-00-000-5275 5330-00-001-1260 5330-00-001-1833 5330-00-001-1844 5330-00-001-1845 5330-00-001-1846
SUBSTITUTES & CROSS-REFERENCES 1
477-15979-000 ITEM 27Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 028-11081-004?
028-11081-004 is a GASKET.
What parts can replace 028-11081-004?
There is 1 known substitute for 028-11081-004: 477-15979-000 ITEM 27. Substitute compatibility should be verified for your specific system.
What is the NSN for 028-11081-004?
028-11081-004 is cataloged in the U.S. Government catalog under NSN 5330-01-555-2929. This indicates validated use in U.S. government and defense supply chains.
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