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Technical Data Sheet
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820-2179342 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

820-2179342: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include criticality_code_justification: ZZZY, reference_number_differentiating_characteristics: MATERIAL WILL BE IN ACCORDANCE WITH NAVICP MECH; ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS.. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-045-8484, 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
820-2179342
NSN: 5330-00-045-8484
FSC: 5330 — Packing and Gasket Materials
CAGE: 80064 — NAVAL SHIP SYSTEMS COMMAND (USA)
SPECIFICATIONS
criticality_code_justificationZZZY
reference_number_differentiating_characteristicsMATERIAL WILL BE IN ACCORDANCE WITH NAVICP MECH; ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS.
NSN5330-00-045-8484
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 820-2179342 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: MATERIAL WILL BE IN ACCORDANCE WITH NAVICP MECH; ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS.
TECHNICAL CHARACTERISTICS
CRITICALITY CODE JUSTIFICATIONZZZY
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSMATERIAL WILL BE IN ACCORDANCE WITH NAVICP MECH; ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS.
SUBSTITUTES & CROSS-REFERENCES 5
820-2179342-1Reference document
Same NSN cross-reference
Reference document — Secondary reference
FV78-734Reference document
Same NSN cross-reference
Reference document — Secondary reference
820-2179325-37Reference document
Same NSN cross-reference
Reference document — Secondary reference
FV78-734PC1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
AV-86-456PC 25Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 820-2179342?
820-2179342 is a GASKET.
What parts can replace 820-2179342?
There are 5 known substitutes for 820-2179342: 820-2179342-1, FV78-734, 820-2179325-37 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 820-2179342?
820-2179342 is cataloged in the U.S. Government catalog under NSN 5330-00-045-8484. This indicates validated use in U.S. government and defense supply chains.
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