PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

CS255080-5Ring,wearing

Curtiss-Wright Electro-Mechanical Corporation Div Epd · NSN 4320-00-218-3384 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-00-218-3384 — this item is cataloged by the U.S. Government under National Stock Number 4320-00-218-3384. Primary manufacturer part number: CS255080-5.
Features
  • Ring,wearing — FSC 4320
  • End to Flange Distance: 0.688 INCHES NOMINAL IN
  • Body Outside Diameter: 3.125 INCHES NOMINAL IN
  • Smallest External Anchor Flange Radius: 1.406 INCHES NOMINAL IN
  • Distance Between Flanges: 0.508 INCHES NOMINAL IN
  • Left Side Flange Thickness: 0.190 INCHES NOMINAL IN
  • Material: COPPER ALLOY
  • Right Side Flange Thickness: 0.183 INCHES NOMINAL IN
Applications
  • Applications requiring Copper Alloy construction
General Description

The Ring,wearing, cataloged under National Stock Number 4320-00-218-3384, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Curtiss-Wright Electro-Mechanical Corporation Div Epd. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 19 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-00-218-3384
Primary Part NumberCS255080-5
Item NameRing,wearing
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerCurtiss-Wright Electro-Mechanical Corporation Div Epd
StatusACTIVE
End to Flange Distance0.688 INCHES NOMINAL IN
Body Outside Diameter3.125 INCHES NOMINAL IN
Smallest External Anchor Flange Radius1.406 INCHES NOMINAL IN
Distance Between Flanges0.508 INCHES NOMINAL IN
Left Side Flange Thickness0.190 INCHES NOMINAL IN
MaterialCOPPER ALLOY
Right Side Flange Thickness0.183 INCHES NOMINAL IN
Corner ShapeSQUARE ALL CORNERS
Largest External Anchor Flange Radius1.750 INCHES NOMINAL IN
Body Inside Diameter2.531 INCHES NOMINAL IN
Distance From End0.281 INCHES NOMINAL IN
Distance Below Centerline0.125 INCHES NOMINAL IN
Body StyleEXTERNAL LOCKING FLANGE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
3110-00-144-8993177002-93 INTERCHANGEABLE
Bearing,ball,annular
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5950-00-421-25512550805 INTERCHANGEABLE
Transformer,power
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
6210-01-088-6186 INTERCHANGEABLE
Fixture,lighting
Cross-Reference Index
Part NumberManufacturer
SL7908PC10 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
SL7988PC10 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
SK133100 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
SL7909PC10 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
SL6128PC96 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
SL5560PC96 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
SL5080PC96 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
SL5563PC96 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
635-320-96 Huntington Ingalls Inc Div Newport News Shipbuilding (USA)
SL6783PC96 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
SL6125PC96 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
255080-5 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
CS255080-5 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
SL6128PC96 Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
301P Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
SL6780PC96 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
SL5077PC96 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
SL7914PC10 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
CS255080-5 PRIMARY Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
Related Parts
3110-00-144-8993INTERCHANGEABLE
BEARING,BALL,ANNULAR
177002-93
5950-00-421-2551INTERCHANGEABLE
TRANSFORMER,POWER
2550805
6210-01-088-6186INTERCHANGEABLE
FIXTURE,LIGHTING

Frequently Asked Questions

What is NSN 4320-00-218-3384?

NSN 4320-00-218-3384 is a Ring,wearing, manufactured by Curtiss-Wright Electro-Mechanical Corporation Div Epd, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-00-218-3384?

NSN 4320-00-218-3384 has 19 cross-referenced part numbers: SL7908PC10 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging), SL7988PC10 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging), SK133100 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging), SL7909PC10 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging), SL6128PC96 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging) and 14 more.

What NSN replaces 4320-00-218-3384?

There are 3 known substitutes for 4320-00-218-3384: 3110-00-144-8993, 5950-00-421-2551, 6210-01-088-6186. Verify interchangeability with system specifications before substitution.

What are the specifications of CS255080-5?

Key specifications for CS255080-5: End to Flange Distance: 0.688 INCHES NOMINAL IN; Body Outside Diameter: 3.125 INCHES NOMINAL IN; Smallest External Anchor Flange Radius: 1.406 INCHES NOMINAL IN; Distance Between Flanges: 0.508 INCHES NOMINAL IN. 14 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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