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SK-157449 — RING,WEARING

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

SK-157449: RING,WEARING.

The RING,WEARING is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY, body_style: PLAIN, corner_shape: SQUARE ALL CORNERS, groove_depth: 0.063 INCHES NOMINAL IN, groove_width: 0.375 INCHES NOMINAL IN, overall_length: 1.188 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4320-00-684-0450, 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
SK-157449
NSN: 4320-00-684-0450
FSC: 4320 — Power and Hand Pumps
CAGE: 0UBG9 — CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION DIV EPD (USA)
SPECIFICATIONS
materialCOPPER ALLOY
body_stylePLAIN
corner_shapeSQUARE ALL CORNERS
groove_depth0.063 INCHES NOMINAL IN
groove_width0.375 INCHES NOMINAL IN
overall_length1.188 INCHES NOMINAL IN
surface_finish125.0 MICROINCHES ALL SURFACES
groove_quantity4
body_inside_diameter10.500 INCHES MINIMUM AND 10.501 INCHES MAXIMUM IN
body_outside_diameter8.885 INCHES NOMINAL IN
distance_from_end_to_groove_center0.594 INCHES NOMINAL IN
NSN4320-00-684-0450
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RING,WEARING TITLE COMPONENT PN SK-157449 MFR RING,WEARING
KEY FEATURES
•
SURFACE FINISH: 125.0 MICROINCHES ALL SURFACES
•
CORNER SHAPE: SQUARE ALL CORNERS
•
BODY STYLE: PLAIN
•
BODY OUTSIDE DIAMETER: 8.885 INCHES NOMINAL IN
•
GROOVE DEPTH: 0.063 INCHES NOMINAL IN
•
DISTANCE FROM END TO GROOVE CENTER: 0.594 INCHES NOMINAL IN
•
GROOVE QUANTITY: 4
TECHNICAL CHARACTERISTICS
SURFACE FINISH125.0 MICROINCHES ALL SURFACES
CORNER SHAPESQUARE ALL CORNERS
BODY STYLEPLAIN
BODY OUTSIDE DIAMETER8.885 INCHES NOMINAL IN
OVERALL LENGTH1.188 INCHES NOMINAL IN
GROOVE DEPTH0.063 INCHES NOMINAL IN
DISTANCE FROM END TO GROOVE CENTER0.594 INCHES NOMINAL IN
GROOVE QUANTITY4
BODY INSIDE DIAMETER10.500 INCHES MINIMUM AND 10.501 INCHES MAXIMUM IN
MATERIALCOPPER 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 1
17099-PReference 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 SK-157449?
SK-157449 is a RING,WEARING.
What parts can replace SK-157449?
There is 1 known substitute for SK-157449: 17099-P. Substitute compatibility should be verified for your specific system.
What is the NSN for SK-157449?
SK-157449 is cataloged in the U.S. Government catalog under NSN 4320-00-684-0450. 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.