PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

N52469PC4USRing,wearing

Curtiss-Wright Electro-Mechanical Corporation Div Epd · NSN 4320-00-398-5677 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-00-398-5677 — this item is cataloged by the U.S. Government under National Stock Number 4320-00-398-5677. Primary manufacturer part number: N52469PC4US.
Features
  • Ring,wearing — FSC 4320
  • Corner Shape: SQUARE ALL CORNERS
  • Material: COPPER ALLOY
  • Body Outside Diameter: 2.875 INCHES NOMINAL IN
  • Body Inside Diameter: 2.344 INCHES NOMINAL IN
  • Body Style: PLAIN
  • 12 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 4320-00-398-5677, 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 12 commercial cross-references from 3 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
NSN4320-00-398-5677
Primary Part NumberN52469PC4US
Item NameRing,wearing
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerCurtiss-Wright Electro-Mechanical Corporation Div Epd
StatusACTIVE
Corner ShapeSQUARE ALL CORNERS
MaterialCOPPER ALLOY
Body Outside Diameter2.875 INCHES NOMINAL IN
Body Inside Diameter2.344 INCHES NOMINAL IN
Body StylePLAIN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6625-00-009-2379908-249 INTERCHANGEABLE
Voltmeter
Jewell Instruments Llc
2805-00-350-6354D-1438 INTERCHANGEABLE
Valve,poppet,engine
Dana Corp Spicer Transmission Div
5998-00-489-6271 INTERCHANGEABLE
Circuit Card Assembly
6220-00-496-30154604 INTERCHANGEABLE
Lens,light
Ktm 2 Llc Dba Arrow Safety Device Company
5310-00-582-985210015465-013 INTERCHANGEABLE
Washer,shouldered
Us Army Aviation and Missile Command
5950-00-698-1986SM-D-249099 INTERCHANGEABLE
Coil,radio Frequency
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5315-00-724-9923135-1 INTERCHANGEABLE
Pin,grooved,headed
Groov-Pin Corp
6105-00-810-2215 INTERCHANGEABLE
Commutator
2920-01-061-573312275253 INTERCHANGEABLE
Switch,engine Starter,electrical
U S Army Tank Automotive Command Amsta-Im-Mm
5340-01-072-20714188805 INTERCHANGEABLE
Catch,friction
Bae Systems Land & Armaments L.p.
Cross-Reference Index
Part NumberManufacturer
N5265ITEMCC Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
1351 Ingersoll-Rand Co Standard Pump-Aldrich Div (USA)
N52469PC4US PRIMARY Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
1351 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
N5265ITEMCC Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
N5265ITEMCC Ingersoll-Rand Co Standard Pump-Aldrich Div (USA)
N52469PC4US Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
1351 Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
N52625ITEMCC Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
N52469PC4US Ingersoll-Rand Co Standard Pump-Aldrich Div (USA)
N52625ITEMCC Ingersoll-Rand Co Standard Pump-Aldrich Div (USA)
N52625ITEMCC Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
Related Parts
6625-00-009-2379INTERCHANGEABLE
VOLTMETER
908-249
2805-00-350-6354INTERCHANGEABLE
VALVE,POPPET,ENGINE
D-1438
5998-00-489-6271INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
6220-00-496-3015INTERCHANGEABLE
LENS,LIGHT
4604
5310-00-582-9852INTERCHANGEABLE
WASHER,SHOULDERED
10015465-013
5950-00-698-1986INTERCHANGEABLE
COIL,RADIO FREQUENCY
SM-D-249099
5315-00-724-9923INTERCHANGEABLE
PIN,GROOVED,HEADED
135-1
6105-00-810-2215INTERCHANGEABLE
COMMUTATOR
2920-01-061-5733INTERCHANGEABLE
SWITCH,ENGINE STARTER,ELECTRICAL
12275253
5340-01-072-2071INTERCHANGEABLE
CATCH,FRICTION
4188805
5985-01-104-4001INTERCHANGEABLE
ANTENNA
1351
6105-01-208-9680INTERCHANGEABLE
MOTOR,ALTERNATING CURRENT

Frequently Asked Questions

What is NSN 4320-00-398-5677?

NSN 4320-00-398-5677 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 4320-00-398-5677?

NSN 4320-00-398-5677 has 12 cross-referenced part numbers: N5265ITEMCC (Curtiss-Wright Electro-Mechanical Corporation Div Epd), 1351 (Ingersoll-Rand Co Standard Pump-Aldrich Div), N52469PC4US (Curtiss-Wright Electro-Mechanical Corporation Div Epd), 1351 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging), N5265ITEMCC (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging) and 7 more.

What NSN replaces 4320-00-398-5677?

There are 12 known substitutes for 4320-00-398-5677: 6625-00-009-2379, 2805-00-350-6354, 5998-00-489-6271 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of N52469PC4US?

Key specifications for N52469PC4US: Corner Shape: SQUARE ALL CORNERS; Material: COPPER ALLOY; Body Outside Diameter: 2.875 INCHES NOMINAL IN; Body Inside Diameter: 2.344 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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