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4320-398-5481 — RING,WEARING

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

4320-398-5481: RING,WEARING.

The RING,WEARING is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY, body_style: EXTERNAL LOCKING FLANGE, corner_shape: SQUARE ALL CORNERS, overall_length: 1.062 INCHES NOMINAL IN, special_features: O.D. HAS UNDERCUT ON EITHER SIDE OF FLANGE 0.062 IN.

WIDE AND 0.031 IN. DEEP IN, body_inside_diameter: 4.985 INCHES MINIMUM AND 4.986 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 4320-00-398-5481, 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
4320-398-5481
NSN: 4320-00-398-5481
FSC: 4320 — Power and Hand Pumps
CAGE: 03950 — NAVAL INVENTORY CONTROL POINT MECHANICSBURG (USA)
SPECIFICATIONS
materialCOPPER ALLOY
body_styleEXTERNAL LOCKING FLANGE
corner_shapeSQUARE ALL CORNERS
overall_length1.062 INCHES NOMINAL IN
special_featuresO.D. HAS UNDERCUT ON EITHER SIDE OF FLANGE 0.062 IN. WIDE AND 0.031 IN. DEEP IN
body_inside_diameter4.985 INCHES MINIMUM AND 4.986 INCHES MAXIMUM IN
body_outside_diameter5.499 INCHES MINIMUM AND 5.500 INCHES MAXIMUM IN
end_to_flange_distance0.500 INCHES NOMINAL IN
center_flange_thickness0.240 INCHES MINIMUM AND 0.245 INCHES MAXIMUM IN
distance_below_centerline0.062 INCHES NOMINAL IN
largest_external_anchor_flange_radius3.000 INCHES NOMINAL IN
smallest_external_anchor_flange_radius2.844 INCHES NOMINAL IN
NSN4320-00-398-5481
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RING,WEARING TITLE COMPONENT PN 4320-398-5481 MFR RING,WEARING
KEY FEATURES
•
CENTER FLANGE THICKNESS: 0.240 INCHES MINIMUM AND 0.245 INCHES MAXIMUM IN
•
CORNER SHAPE: SQUARE ALL CORNERS
•
BODY STYLE: EXTERNAL LOCKING FLANGE
•
BODY OUTSIDE DIAMETER: 5.499 INCHES MINIMUM AND 5.500 INCHES MAXIMUM IN
•
END TO FLANGE DISTANCE: 0.500 INCHES NOMINAL IN
•
DISTANCE BELOW CENTERLINE: 0.062 INCHES NOMINAL IN
•
BODY INSIDE DIAMETER: 4.985 INCHES MINIMUM AND 4.986 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
CENTER FLANGE THICKNESS0.240 INCHES MINIMUM AND 0.245 INCHES MAXIMUM IN
CORNER SHAPESQUARE ALL CORNERS
BODY STYLEEXTERNAL LOCKING FLANGE
BODY OUTSIDE DIAMETER5.499 INCHES MINIMUM AND 5.500 INCHES MAXIMUM IN
END TO FLANGE DISTANCE0.500 INCHES NOMINAL IN
OVERALL LENGTH1.062 INCHES NOMINAL IN
DISTANCE BELOW CENTERLINE0.062 INCHES NOMINAL IN
BODY INSIDE DIAMETER4.985 INCHES MINIMUM AND 4.986 INCHES MAXIMUM IN
SMALLEST EXTERNAL ANCHOR FLANGE RADIUS2.844 INCHES NOMINAL IN
SPECIAL FEATURESO.D. HAS UNDERCUT ON EITHER SIDE OF FLANGE 0.062 IN. WIDE AND 0.031 IN. DEEP 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 3
08-924-691-00-003Reference document
Same NSN cross-reference
Reference document — Secondary reference
H4320-398-5481Reference document
Same NSN cross-reference
Reference document — Secondary reference
08-984-691-00-003Reference 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 4320-398-5481?
4320-398-5481 is a RING,WEARING.
What parts can replace 4320-398-5481?
There are 3 known substitutes for 4320-398-5481: 08-924-691-00-003, H4320-398-5481, 08-984-691-00-003. Substitute compatibility should be verified for your specific system.
What is the NSN for 4320-398-5481?
4320-398-5481 is cataloged in the U.S. Government catalog under NSN 4320-00-398-5481. 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.