PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SL4198PC66Ring,wearing

Curtiss-Wright Electro-Mechanical Corporation Div Epd · NSN 4320-00-398-8229 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-00-398-8229 — this item is cataloged by the U.S. Government under National Stock Number 4320-00-398-8229. Primary manufacturer part number: SL4198PC66.
Features
  • Ring,wearing — FSC 4320
  • Material: COPPER ALLOY
  • Body Style: PLAIN
  • Body Outside Diameter: 5.250 INCHES NOMINAL IN
  • Corner Shape: SQUARE ALL CORNERS
  • Body Inside Diameter: 4.562 INCHES NOMINAL IN
  • 14 verified cross-references
  • Primary manufacturer: Curtiss-Wright Electro-Mechanical Corporation Div Epd
Applications
  • Applications requiring Copper Alloy construction
General Description

The Ring,wearing, cataloged under National Stock Number 4320-00-398-8229, 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 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 14 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-00-398-8229
Primary Part NumberSL4198PC66
Item NameRing,wearing
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerCurtiss-Wright Electro-Mechanical Corporation Div Epd
StatusACTIVE
MaterialCOPPER ALLOY
Body StylePLAIN
Body Outside Diameter5.250 INCHES NOMINAL IN
Corner ShapeSQUARE ALL CORNERS
Body Inside Diameter4.562 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5930-00-256-11125044 INTERCHANGEABLE
Switch,push-Pull
Cole Hersee Company
5325-00-270-887010525 INTERCHANGEABLE
Grommet,nonmetallic
Clayton Manufacturing Company
5985-00-405-756410279265 INTERCHANGEABLE
Dummy Load,electrical
Us Army Aviation and Missile Command
5945-00-729-123210525 INTERCHANGEABLE
Relay,thermal
Custom Metering Company Inc
6680-00-886-3605 INTERCHANGEABLE
Transmitter,rate of Flow
5310-00-902-6676MS21083N3 INTERCHANGEABLE
Nut,self-Locking,hexagon
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5360-01-023-813110525 INTERCHANGEABLE
Spring
Flowserve Corp Dba Automax Actuators Div Flowserve Us Company
5130-01-034-9155105-25 INTERCHANGEABLE
Tool Kit,fastener Removal
Huck International, Inc. Div Kingston Operations
4710-01-177-375210525 INTERCHANGEABLE
Tube,guide Turbine
Abb Inc.
5330-01-301-727410525 INTERCHANGEABLE
Gasket
Aimtron Systems, Llc
Cross-Reference Index
Part NumberManufacturer
SL4198PC66 PRIMARY Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
SL4771PC66 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
SL4773PC66 PRIMARY Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
169187F Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
SL4200PC66 Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
SL4200PC66 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
SL4198PC66 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
4484P PRIMARY Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
MAI-3988229 Argus Mfg Corp (USA)
10525 PRIMARY Rps-Fl, Inc. Dba Rps Inc (USA)
SL4773PC66 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
4484P Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
169187F PRIMARY Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
SL4771PC66 PRIMARY Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
Related Parts
5930-00-256-1112INTERCHANGEABLE
SWITCH,PUSH-PULL
5044
5325-00-270-8870INTERCHANGEABLE
GROMMET,NONMETALLIC
10525
5985-00-405-7564INTERCHANGEABLE
DUMMY LOAD,ELECTRICAL
10279265
5945-00-729-1232INTERCHANGEABLE
RELAY,THERMAL
10525
6680-00-886-3605INTERCHANGEABLE
TRANSMITTER,RATE OF FLOW
5310-00-902-6676INTERCHANGEABLE
NUT,SELF-LOCKING,HEXAGON
MS21083N3
5360-01-023-8131INTERCHANGEABLE
SPRING
10525
5130-01-034-9155INTERCHANGEABLE
TOOL KIT,FASTENER REMOVAL
105-25
4710-01-177-3752INTERCHANGEABLE
TUBE,GUIDE TURBINE
10525
5330-01-301-7274INTERCHANGEABLE
GASKET
10525
9920-01-310-2775INTERCHANGEABLE
ASHTRAY
4030-01-344-5684INTERCHANGEABLE
WEDGE,WIRE ROPE SOCKET
10525

Frequently Asked Questions

What is NSN 4320-00-398-8229?

NSN 4320-00-398-8229 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 4320-00-398-8229?

NSN 4320-00-398-8229 has 14 cross-referenced part numbers: SL4198PC66 (Curtiss-Wright Electro-Mechanical Corporation Div Epd), SL4771PC66 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging), SL4773PC66 (Curtiss-Wright Electro-Mechanical Corporation Div Epd), 169187F (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging), SL4200PC66 (Curtiss-Wright Electro-Mechanical Corporation Div Epd) and 9 more.

What NSN replaces 4320-00-398-8229?

There are 12 known substitutes for 4320-00-398-8229: 5930-00-256-1112, 5325-00-270-8870, 5985-00-405-7564 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of SL4198PC66?

Key specifications for SL4198PC66: Material: COPPER ALLOY; Body Style: PLAIN; Body Outside Diameter: 5.250 INCHES NOMINAL IN; Overall Length: 1.000 INCHES NOMINAL IN. 6 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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