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8473K78 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

8473K78: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include end_item_identification: COMPRESSOR, RECYCLE 792885-001 OXYGEN CLEAN, criticality_code_justification: ZZZY, reference_number_differentiating_characteristics: CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D.. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-574-9581, 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
8473K78
NSN: 5330-01-574-9581
FSC: 5330 — Packing and Gasket Materials
CAGE: 3A054 — MCMASTER-CARR SUPPLY CO (USA)
SPECIFICATIONS
end_item_identificationCOMPRESSOR, RECYCLE 792885-001 OXYGEN CLEAN
criticality_code_justificationZZZY
reference_number_differentiating_characteristicsCLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D.
NSN5330-01-574-9581
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 8473K78 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
•
CRITICALITY CODE JUSTIFICATION: ZZZY
•
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS: CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D.
TECHNICAL CHARACTERISTICS
CRITICALITY CODE JUSTIFICATIONZZZY
END ITEM IDENTIFICATIONCOMPRESSOR, RECYCLE 792885-001 OXYGEN CLEAN
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSCLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D.
SUBSTITUTES & CROSS-REFERENCES 5
9473K78CPSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
9473K41Reference document
Same NSN cross-reference
Reference document — Secondary reference
9473K78 OXYGEN CLEANSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
792885 ITEM NO 78Reference document
Same NSN cross-reference
Reference document — Secondary reference
792885 ITEM NO 78CPSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 8473K78?
8473K78 is a GASKET.
What parts can replace 8473K78?
There are 5 known substitutes for 8473K78: 9473K78CP, 9473K41, 9473K78 OXYGEN CLEAN and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 8473K78?
8473K78 is cataloged in the U.S. Government catalog under NSN 5330-01-574-9581. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.