PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

C285Ring,wearing

Circor Naval Solutions Llc Dba Warren Pumps · NSN 4320-01-122-8111 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-122-8111 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-122-8111. Primary manufacturer part number: C285.
Features
  • Ring,wearing — FSC 4320
  • Material: COPPER ALLOY
  • Body Inside Diameter: 4.7500 INCHES NOMINAL IN
  • Left Side Flange Thickness: 0.1875 INCHES NOMINAL IN
  • Distance From End: 0.2500 INCHES NOMINAL IN
  • End to Flange Distance: 0.7500 INCHES NOMINAL IN
  • Distance Between Flanges: 0.6250 INCHES NOMINAL IN
  • Right Side Flange Thickness: 0.1875 INCHES NOMINAL IN
Applications
  • Applications requiring Copper Alloy construction
General Description

The Ring,wearing, cataloged under National Stock Number 4320-01-122-8111, 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 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-01-122-8111
Primary Part NumberC285
Item NameRing,wearing
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerCircor Naval Solutions Llc Dba Warren Pumps
StatusACTIVE
MaterialCOPPER ALLOY
Body Inside Diameter4.7500 INCHES NOMINAL IN
Left Side Flange Thickness0.1875 INCHES NOMINAL IN
Distance From End0.2500 INCHES NOMINAL IN
End to Flange Distance0.7500 INCHES NOMINAL IN
Distance Between Flanges0.6250 INCHES NOMINAL IN
Right Side Flange Thickness0.1875 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5905-00-866-0344697242-3 INTERCHANGEABLE
Resistor,variable,wire Wound,non
Lockheed Martin Corp
4730-00-930-8737MBC60898C319SH INTERCHANGEABLE
Clamp,hose
Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution
5330-00-952-6864L67139 INTERCHANGEABLE
Gasket
Cummins Inc.
5340-01-208-5429 INTERCHANGEABLE
Cover,access
4210-01-292-5647C285 INTERCHANGEABLE
Wrench,fire Hydrant
W S Darley & Co
5325-01-383-691019180 INTERCHANGEABLE
Ring,retaining
Maradyne Corporation
6680-01-406-53583/4IN. FIS-D INTERCHANGEABLE
Indicator,sight,liquid
John G Papailias Co Inc Dba J G Papailias
4730-01-503-3585320C62-463M INTERCHANGEABLE
Clamp,hose
Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution
Cross-Reference Index
Part NumberManufacturer
N-19180 Circor Naval Solutions Llc Dba Warren Pumps (USA)
19180 Classic Mfg (USA)
L-2266 Rps-Fl, Inc. Dba Rps Inc (USA)
C285 PRIMARY Circor Naval Solutions Llc Dba Warren Pumps (USA)
Related Parts
5905-00-866-0344INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
697242-3
4730-00-930-8737INTERCHANGEABLE
CLAMP,HOSE
MBC60898C319SH
5330-00-952-6864INTERCHANGEABLE
GASKET
L67139
5340-01-208-5429INTERCHANGEABLE
COVER,ACCESS
4210-01-292-5647INTERCHANGEABLE
WRENCH,FIRE HYDRANT
C285
5325-01-383-6910INTERCHANGEABLE
RING,RETAINING
19180
6680-01-406-5358INTERCHANGEABLE
INDICATOR,SIGHT,LIQUID
3/4IN. FIS-D
4730-01-503-3585INTERCHANGEABLE
CLAMP,HOSE
320C62-463M

Frequently Asked Questions

What is NSN 4320-01-122-8111?

NSN 4320-01-122-8111 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 4320-01-122-8111?

NSN 4320-01-122-8111 has 4 cross-referenced part numbers: N-19180 (Circor Naval Solutions Llc Dba Warren Pumps), 19180 (Classic Mfg), L-2266 (Rps-Fl, Inc. Dba Rps Inc), C285 (Circor Naval Solutions Llc Dba Warren Pumps).

What NSN replaces 4320-01-122-8111?

There are 8 known substitutes for 4320-01-122-8111: 5905-00-866-0344, 4730-00-930-8737, 5330-00-952-6864 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of C285?

Key specifications for C285: Material: COPPER ALLOY; Body Inside Diameter: 4.7500 INCHES NOMINAL IN; Left Side Flange Thickness: 0.1875 INCHES NOMINAL IN; Overall Length: 1.0000 INCHES NOMINAL IN. 8 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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