PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

C286Ring,wearing

Circor Naval Solutions Llc Dba Warren Pumps · NSN 4320-01-049-5130 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-049-5130 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-049-5130. Primary manufacturer part number: C286.
Features
  • Ring,wearing — FSC 4320
  • Material Document and Classification: ASTM B584 ALLOY 922 ASSN STD ALL MATERIAL RESPONSES
  • Internal Flange Width: 0.195 INCHES NOMINAL IN
  • Internal Flange Inside Diameter: 3.747 INCHES NOMINAL IN
  • Center Flange Thickness: 0.382 INCHES NOMINAL IN
  • Corner Shape: SQUARE OUTSIDE RIGHT CORNER
  • Chamfer Length: 0.245 INCHES NOMINAL INSIDE RIGHT CORNER IN
  • Flange Diameter: 5.123 INCHES NOMINAL IN
Applications
  • Applications requiring Copper Alloy construction
General Description

The Ring,wearing, cataloged under National Stock Number 4320-01-049-5130, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Circor Naval Solutions Llc Dba Warren Pumps. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, 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
NSN4320-01-049-5130
Primary Part NumberC286
Item NameRing,wearing
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerCircor Naval Solutions Llc Dba Warren Pumps
StatusACTIVE
Material Document and ClassificationASTM B584 ALLOY 922 ASSN STD ALL MATERIAL RESPONSES
Internal Flange Width0.195 INCHES NOMINAL IN
Internal Flange Inside Diameter3.747 INCHES NOMINAL IN
Center Flange Thickness0.382 INCHES NOMINAL IN
Corner ShapeSQUARE OUTSIDE RIGHT CORNER
Chamfer Length0.245 INCHES NOMINAL INSIDE RIGHT CORNER IN
Flange Diameter5.123 INCHES NOMINAL IN
End to Flange Distance0.496 INCHES NOMINAL IN
Chamfer Angle27.0 DEGREES NOMINAL INSIDE RIGHT CORNER
Corner ShapeSQUARE INSIDE LEFT CORNER
Body Inside Diameter4.514 INCHES NOMINAL IN
Bolt Hole Quantity1
MaterialCOPPER ALLOY
Body StyleINTERNAL AND EXTERNAL FLANGE
Corner ShapeCHAMFERED INSIDE RIGHT CORNER
Corner ShapeSQUARE OUTSIDE LEFT CORNER
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
2940-00-830-3885C64 INTERCHANGEABLE
Filter Element,fluid
Honeywell International Inc Dba Honeywell Div Consumer Products Group
5905-00-866-0347D697242-5 INTERCHANGEABLE
Resistor,variable,wire Wound,non
Lockheed Martin Corp
5905-01-045-8330C286 INTERCHANGEABLE
Resistor,variable,wire Wound,non
Memcor Inc
Cross-Reference Index
Part NumberManufacturer
C286 PRIMARY Circor Naval Solutions Llc Dba Warren Pumps (USA)
PL999D0535PC8 Circor Naval Solutions Llc Dba Warren Pumps (USA)
Related Parts
2940-00-830-3885INTERCHANGEABLE
FILTER ELEMENT,FLUID
C64
5905-00-866-0347INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
D697242-5
5905-01-045-8330INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
C286

Frequently Asked Questions

What is NSN 4320-01-049-5130?

NSN 4320-01-049-5130 is a Ring,wearing, manufactured by Circor Naval Solutions Llc Dba Warren Pumps, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-01-049-5130?

NSN 4320-01-049-5130 has 2 cross-referenced part numbers: C286 (Circor Naval Solutions Llc Dba Warren Pumps), PL999D0535PC8 (Circor Naval Solutions Llc Dba Warren Pumps).

What NSN replaces 4320-01-049-5130?

There are 3 known substitutes for 4320-01-049-5130: 2940-00-830-3885, 5905-00-866-0347, 5905-01-045-8330. Verify interchangeability with system specifications before substitution.

What are the specifications of C286?

Key specifications for C286: Material Document and Classification: ASTM B584 ALLOY 922 ASSN STD ALL MATERIAL RESPONSES; Internal Flange Width: 0.195 INCHES NOMINAL IN; Internal Flange Inside Diameter: 3.747 INCHES NOMINAL IN; Overall Length: 0.880 INCHES NOMINAL IN. 17 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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