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4730NCM030166 — SEAL,PLAIN

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

4730NCM030166: SEAL,PLAIN.

The SEAL,PLAIN is a the manufacturer industrial component. Key specifications include material: RUBBER OVERALL, special_features: REPAIR PART FOR 2HP CENTRIFUGAL PUMP 4XZ16 NSN 4320-01-506-2047; VITON JC TYPE 21; SPECIAL; 0.63, end_item_identification: 2HP CENTRIFUGAL PUMP 4XZ16 NSN 4320-01-506-2047, part_name_assigned_by_controlling_agency: SEAL ASSY VITON JC TYPE 21 SPECIAL 0.63 FOR PUMP. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-506-3567, 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
4730NCM030166
NSN: 5330-01-506-3567
FSC: 5330 — Packing and Gasket Materials
CAGE: 64616 — DEFENSE MEDICAL STANDARDIZATION BOARD (USA)
SPECIFICATIONS
materialRUBBER OVERALL
special_featuresREPAIR PART FOR 2HP CENTRIFUGAL PUMP 4XZ16 NSN 4320-01-506-2047; VITON JC TYPE 21; SPECIAL; 0.63
end_item_identification2HP CENTRIFUGAL PUMP 4XZ16 NSN 4320-01-506-2047
part_name_assigned_by_controlling_agencySEAL ASSY VITON JC TYPE 21 SPECIAL 0.63 FOR PUMP
NSN5330-01-506-3567
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 4730NCM030166 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
•
MATERIAL: RUBBER OVERALL
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESREPAIR PART FOR 2HP CENTRIFUGAL PUMP 4XZ16 NSN 4320-01-506-2047; VITON JC TYPE 21; SPECIAL; 0.63
PART NAME ASSIGNED BY CONTROLLING AGENCYSEAL ASSY VITON JC TYPE 21 SPECIAL 0.63 FOR PUMP
END ITEM IDENTIFICATION2HP CENTRIFUGAL PUMP 4XZ16 NSN 4320-01-506-2047
MATERIALRUBBER OVERALL
SUBSTITUTES & CROSS-REFERENCES 2
4179578Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
03-0242Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 4730NCM030166?
4730NCM030166 is a SEAL,PLAIN.
What parts can replace 4730NCM030166?
There are 2 known substitutes for 4730NCM030166: 4179578, 03-0242. Substitute compatibility should be verified for your specific system.
What is the NSN for 4730NCM030166?
4730NCM030166 is cataloged in the U.S. Government catalog under NSN 5330-01-506-3567. 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.