PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

C220Ring,wearing

Circor Naval Solutions Llc Dba Warren Pumps · NSN 4320-01-200-4305 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-200-4305 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-200-4305. Primary manufacturer part number: C220.
Features
  • Ring,wearing — FSC 4320
  • Material: COPPER ALLOY
  • 5 verified cross-references
  • Primary manufacturer: Circor Naval Solutions Llc Dba Warren Pumps
Applications
  • Applications requiring Copper Alloy construction
General Description

The Ring,wearing, cataloged under National Stock Number 4320-01-200-4305, 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 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 2 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
NSN4320-01-200-4305
Primary Part NumberC220
Item NameRing,wearing
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerCircor Naval Solutions Llc Dba Warren Pumps
StatusACTIVE
MaterialCOPPER ALLOY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5945-00-072-008011-1-28 INTERCHANGEABLE
Relay,electrical
Te Connectivity Corporation
5331-00-265-1095MS29513-128 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5120-00-278-106528820 INTERCHANGEABLE
Vise,bench and Pipe
Wilton Corp Wilton Tool Div
6210-00-412-5167C220 INTERCHANGEABLE
Fixture,lighting
Lithonia Lighting National Services Industries Inc Div
6150-00-549-67526476 INTERCHANGEABLE
Cable Assembly,power,electrical
Page Chester Ltd Dba Cooperative Industries Div Cooperative Industries Aerospace Defense
2915-00-708-9863C220 INTERCHANGEABLE
Screw,adjusting
Aerocontrolex Group, Inc. Dba Aero Fluid Products
5360-00-905-182311128 INTERCHANGEABLE
Spring,helical,extension
Elbitamerica, Inc.
5961-00-967-8107 INTERCHANGEABLE
Semiconductor Device,thyristor
4320-00-974-9916R180 INTERCHANGEABLE
Rotor,pump
Circor Naval Solutions Llc Dba Warren Pumps
4820-00-994-8292C0220J INTERCHANGEABLE
Diaphragm,valve,flat
Griswold Industries Dba Cla-Val Co
Cross-Reference Index
Part NumberManufacturer
R-881 Circor Naval Solutions Llc Dba Warren Pumps (USA)
C220 PRIMARY Circor Naval Solutions Llc Dba Warren Pumps (USA)
11128 Rps-Fl, Inc. Dba Rps Inc (USA)
R-883,PC.8 Circor Naval Solutions Llc Dba Warren Pumps (USA)
R-881 PIECE 8 Circor Naval Solutions Llc Dba Warren Pumps (USA)
Related Parts
5945-00-072-0080INTERCHANGEABLE
RELAY,ELECTRICAL
11-1-28
5331-00-265-1095INTERCHANGEABLE
O-RING
MS29513-128
5120-00-278-1065INTERCHANGEABLE
VISE,BENCH AND PIPE
28820
6210-00-412-5167INTERCHANGEABLE
FIXTURE,LIGHTING
C220
6150-00-549-6752INTERCHANGEABLE
CABLE ASSEMBLY,POWER,ELECTRICAL
6476
2915-00-708-9863INTERCHANGEABLE
SCREW,ADJUSTING
C220
5360-00-905-1823INTERCHANGEABLE
SPRING,HELICAL,EXTENSION
11128
5961-00-967-8107INTERCHANGEABLE
SEMICONDUCTOR DEVICE,THYRISTOR
4320-00-974-9916INTERCHANGEABLE
ROTOR,PUMP
R180
4820-00-994-8292INTERCHANGEABLE
DIAPHRAGM,VALVE,FLAT
C0220J
5220-01-003-6733INTERCHANGEABLE
GAGE,PROFILE
C-220
5950-01-008-2930INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
11128

Frequently Asked Questions

What is NSN 4320-01-200-4305?

NSN 4320-01-200-4305 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 4320-01-200-4305?

NSN 4320-01-200-4305 has 5 cross-referenced part numbers: R-881 (Circor Naval Solutions Llc Dba Warren Pumps), C220 (Circor Naval Solutions Llc Dba Warren Pumps), 11128 (Rps-Fl, Inc. Dba Rps Inc), R-883,PC.8 (Circor Naval Solutions Llc Dba Warren Pumps), R-881 PIECE 8 (Circor Naval Solutions Llc Dba Warren Pumps).

What NSN replaces 4320-01-200-4305?

There are 12 known substitutes for 4320-01-200-4305: 5945-00-072-0080, 5331-00-265-1095, 5120-00-278-1065 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of C220?

Key specifications for C220: End Item Identification: WARREN PUMP MODEL 2.2CV-11; Material: COPPER ALLOY. 2 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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