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SG4339PC9D — SEAL,COUPLING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

SG4339PC9D: SEAL,COUPLING.

The SEAL,COUPLING is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5330-00-993-5897, 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
SG4339PC9D
NSN: 5330-00-993-5897
FSC: 5330 — Packing and Gasket Materials
CAGE: 59180 — CIRCOR PUMPS NORTH AMERICA LLC (USA)
SPECIFICATIONS
Part NumberSG4339PC9D
NSN5330-00-993-5897
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: SG4339PC9D 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
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 2
C27648-2PC9Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
79P875-00-0032Reference 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 SG4339PC9D?
SG4339PC9D is a SEAL,COUPLING.
What parts can replace SG4339PC9D?
There are 2 known substitutes for SG4339PC9D: C27648-2PC9, 79P875-00-0032. Substitute compatibility should be verified for your specific system.
What is the NSN for SG4339PC9D?
SG4339PC9D is cataloged in the U.S. Government catalog under NSN 5330-00-993-5897. This indicates validated use in U.S. government and defense supply chains.
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