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55-22228-18 — RING,WEARING

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

55-22228-18: RING,WEARING.

The RING,WEARING is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY, body_style: PLAIN, corner_shape: SQUARE ALL CORNERS, overall_length: 1.500 INCHES NOMINAL IN, body_inside_diameter: 8.188 INCHES NOMINAL IN, body_outside_diameter: 8.758 INCHES MINIMUM AND 8.759 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 4320-00-229-5447, 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
55-22228-18
NSN: 4320-00-229-5447
FSC: 4320 — Power and Hand Pumps
CAGE: 52081 — EURAMCO SAFETY INC (USA)
SPECIFICATIONS
materialNICKEL ALLOY
body_stylePLAIN
corner_shapeSQUARE ALL CORNERS
overall_length1.500 INCHES NOMINAL IN
body_inside_diameter8.188 INCHES NOMINAL IN
body_outside_diameter8.758 INCHES MINIMUM AND 8.759 INCHES MAXIMUM IN
NSN4320-00-229-5447
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RING,WEARING TITLE COMPONENT PN 55-22228-18 MFR RING,WEARING
KEY FEATURES
•
CORNER SHAPE: SQUARE ALL CORNERS
•
BODY STYLE: PLAIN
•
BODY OUTSIDE DIAMETER: 8.758 INCHES MINIMUM AND 8.759 INCHES MAXIMUM IN
•
BODY INSIDE DIAMETER: 8.188 INCHES NOMINAL IN
•
MATERIAL: NICKEL ALLOY
TECHNICAL CHARACTERISTICS
CORNER SHAPESQUARE ALL CORNERS
BODY STYLEPLAIN
BODY OUTSIDE DIAMETER8.758 INCHES MINIMUM AND 8.759 INCHES MAXIMUM IN
OVERALL LENGTH1.500 INCHES NOMINAL IN
BODY INSIDE DIAMETER8.188 INCHES NOMINAL IN
MATERIALNICKEL ALLOY
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 3
US7-13N-A-01Reference document
Same NSN cross-reference
Reference document — Secondary reference
A8NL180A1USReference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
A007-13NA01US251Reference 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 55-22228-18?
55-22228-18 is a RING,WEARING.
What parts can replace 55-22228-18?
There are 3 known substitutes for 55-22228-18: US7-13N-A-01, A8NL180A1US, A007-13NA01US251. Substitute compatibility should be verified for your specific system.
What is the NSN for 55-22228-18?
55-22228-18 is cataloged in the U.S. Government catalog under NSN 4320-00-229-5447. 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.