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166658J — RING,CASING

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

166658J: RING,CASING.

The RING,CASING is a the manufacturer industrial component. Key specifications include special_features: BEARING ROLLER; 2.001 ID X 2.5619 OD X 1.250 WIDE, end_item_identification: 13884 SPINDLE & QUILL ASSY; REFACER, FLANG. This part is cataloged in the U.S.

Government catalog under NSN 4320-00-398-7724, 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
166658J
NSN: 4320-00-398-7724
FSC: 4320 — Power and Hand Pumps
CAGE: 93232 — CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION DBA CURTISS WRIGHT ENGINEERED PUMP DIVISION USE CAGE CODE 0UBG9 FOR CATALOGING (USA)
SPECIFICATIONS
special_featuresBEARING ROLLER; 2.001 ID X 2.5619 OD X 1.250 WIDE
end_item_identification13884 SPINDLE & QUILL ASSY; REFACER, FLANG
NSN4320-00-398-7724
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RING,CASING TITLE COMPONENT PN 166658J MFR RING,CASING
SUBSTITUTES & CROSS-REFERENCES 6
SL5215PC35Reference document
Same NSN cross-reference
Reference document — Secondary reference
SL4141PC36Reference document
Same NSN cross-reference
Reference document — Secondary reference
3782PReference document
Same NSN cross-reference
Reference document — Secondary reference
SL5270PC35Reference document
Same NSN cross-reference
Reference document — Secondary reference
SL4803PC36Reference document
Same NSN cross-reference
Reference document — Secondary reference
SL4678PC35Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 166658J?
166658J is a RING,CASING.
What parts can replace 166658J?
There are 6 known substitutes for 166658J: SL5215PC35, SL4141PC36, 3782P and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 166658J?
166658J is cataloged in the U.S. Government catalog under NSN 4320-00-398-7724. 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.