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022990-00 — RING,WEARING

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

022990-00: RING,WEARING.

The RING,WEARING is a the manufacturer industrial component. Key specifications include material: STEEL, groove_depth: 0.169 INCHES NOMINAL IN, groove_width: 0.250 INCHES NOMINAL IN, overall_length: 3.785 INCHES NOMINAL IN, special_features: TWO RADIAL SLOTS ON PERIPHERY COVERING A 120 DEG ARC;ONE RADIAL SLOT ON OPPOSITE SIDE COVERING 100 DEG ARC, body_inside_diameter: 6.375 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4320-00-148-6796, 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
022990-00
NSN: 4320-00-148-6796
FSC: 4320 — Power and Hand Pumps
CAGE: 0UBG9 — CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION DIV EPD (USA)
SPECIFICATIONS
materialSTEEL
groove_depth0.169 INCHES NOMINAL IN
groove_width0.250 INCHES NOMINAL IN
overall_length3.785 INCHES NOMINAL IN
special_featuresTWO RADIAL SLOTS ON PERIPHERY COVERING A 120 DEG ARC;ONE RADIAL SLOT ON OPPOSITE SIDE COVERING 100 DEG ARC
body_inside_diameter6.375 INCHES NOMINAL IN
NSN4320-00-148-6796
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RING,WEARING TITLE COMPONENT PN 022990-00 MFR RING,WEARING
KEY FEATURES
•
GROOVE DEPTH: 0.169 INCHES NOMINAL IN
•
BODY INSIDE DIAMETER: 6.375 INCHES NOMINAL IN
•
MATERIAL: STEEL
•
GROOVE WIDTH: 0.250 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OVERALL LENGTH3.785 INCHES NOMINAL IN
GROOVE DEPTH0.169 INCHES NOMINAL IN
BODY INSIDE DIAMETER6.375 INCHES NOMINAL IN
SPECIAL FEATURESTWO RADIAL SLOTS ON PERIPHERY COVERING A 120 DEG ARC;ONE RADIAL SLOT ON OPPOSITE SIDE COVERING 100 DEG ARC
MATERIALSTEEL
GROOVE WIDTH0.250 INCHES NOMINAL IN
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 1
Z77Reference 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 022990-00?
022990-00 is a RING,WEARING.
What parts can replace 022990-00?
There is 1 known substitute for 022990-00: Z77. Substitute compatibility should be verified for your specific system.
What is the NSN for 022990-00?
022990-00 is cataloged in the U.S. Government catalog under NSN 4320-00-148-6796. 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.