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SK21392 — RING,WEARING

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

SK21392: RING,WEARING.

The RING,WEARING is a the manufacturer industrial component. Key specifications include special_features: (INAVY)COOLAT PUMP, INSERT, end_item_identification: MK48 TORPEDO MAINT. SPARES FOR RAN, FMS.

This part is cataloged in the U.S. Government catalog under NSN 4320-01-548-4283, 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
SK21392
NSN: 4320-01-548-4283
FSC: 4320 — Power and Hand Pumps
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
special_features(INAVY)COOLAT PUMP, INSERT
end_item_identificationMK48 TORPEDO MAINT. SPARES FOR RAN, FMS
NSN4320-01-548-4283
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RING,WEARING TITLE COMPONENT PN SK21392 MFR RING,WEARING
TECHNICAL CHARACTERISTICS
SPECIAL FEATURES(INAVY)COOLAT PUMP, INSERT
END ITEM IDENTIFICATIONMK48 TORPEDO MAINT. SPARES FOR RAN, FMS
OTHER ITEMS IN FSC 4320 — Power and Hand Pumps
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4320-00-001-1633 4320-00-001-2628 4320-00-001-2629 4320-00-001-2630 4320-00-001-2631 4320-00-001-2632 4320-00-001-3377 4320-00-001-3384
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 SK21392?
SK21392 is a RING,WEARING.
What is the NSN for SK21392?
SK21392 is cataloged in the U.S. Government catalog under NSN 4320-01-548-4283. 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.