PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

10563Ring,lantern

Rps-Fl, Inc. Dba Rps Inc · NSN 4320-00-195-8526 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-00-195-8526 — this item is cataloged by the U.S. Government under National Stock Number 4320-00-195-8526. Primary manufacturer part number: 10563.
Features
  • Ring,lantern — FSC 4320
  • Inside Diameter: 3.545 INCHES NOMINAL IN
  • Material Document and Classification: QQ-C-390 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Outside Diameter: 4.500 INCHES NOMINAL IN
  • Height: 1.000 INCHES NOMINAL IN
  • Material: COPPER ALLOY 903 OVERALL
  • 9 verified cross-references
  • Primary manufacturer: Rps-Fl, Inc. Dba Rps Inc
Applications
  • Applications requiring Copper Alloy 903 Overall construction
General Description

The Ring,lantern, cataloged under National Stock Number 4320-00-195-8526, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Rps-Fl, Inc. Dba Rps Inc. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 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
NSN4320-00-195-8526
Primary Part Number10563
Item NameRing,lantern
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerRps-Fl, Inc. Dba Rps Inc
StatusACTIVE
Inside Diameter3.545 INCHES NOMINAL IN
Material Document and ClassificationQQ-C-390 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Outside Diameter4.500 INCHES NOMINAL IN
Height1.000 INCHES NOMINAL IN
MaterialCOPPER ALLOY 903 OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5133-00-236-4052 INTERCHANGEABLE
Drill,twist
5330-00-584-299910563 INTERCHANGEABLE
Seal,nonmetallic Round Section
Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
5965-00-993-5439510-305-003-603 INTERCHANGEABLE
Microphone,carbon
Roanwell, Llc
5998-01-099-466335-1321A INTERCHANGEABLE
Holder,electrical Card
Apw Electronic Solutions
4320-01-203-7702952544-00 INTERCHANGEABLE
Stage Piece Assembly
Curtiss-Wright Electro-Mechanical Corporation Div Epd
4820-01-460-814910563 INTERCHANGEABLE
Valve,check
North American Controls Inc Dba North American Controls Inc
5315-01-479-4647952537-01 INTERCHANGEABLE
Key,machine
Curtiss-Wright Electro-Mechanical Corporation Div Epd
5315-01-479-4650952537-03 INTERCHANGEABLE
Key,machine
Curtiss-Wright Electro-Mechanical Corporation Div Epd
5315-01-479-4652 INTERCHANGEABLE
Key,machine
5315-01-479-4658952537-04 INTERCHANGEABLE
Key,machine
Curtiss-Wright Electro-Mechanical Corporation Div Epd
Cross-Reference Index
Part NumberManufacturer
374649-PH Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
10563 PRIMARY Rps-Fl, Inc. Dba Rps Inc (USA)
RY-155615 PC 13 Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
374649-02 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
RY-155615 PC 13 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
374649-00 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
17880P Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
RY-155615 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
374649-02 PRIMARY Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
Related Parts
5133-00-236-4052INTERCHANGEABLE
DRILL,TWIST
5330-00-584-2999INTERCHANGEABLE
SEAL,NONMETALLIC ROUND SECTION
10563
5965-00-993-5439INTERCHANGEABLE
MICROPHONE,CARBON
510-305-003-603
5998-01-099-4663INTERCHANGEABLE
HOLDER,ELECTRICAL CARD
35-1321A
4320-01-203-7702INTERCHANGEABLE
STAGE PIECE ASSEMBLY
952544-00
4820-01-460-8149INTERCHANGEABLE
VALVE,CHECK
10563
5315-01-479-4647INTERCHANGEABLE
KEY,MACHINE
952537-01
5315-01-479-4650INTERCHANGEABLE
KEY,MACHINE
952537-03
5315-01-479-4652INTERCHANGEABLE
KEY,MACHINE
5315-01-479-4658INTERCHANGEABLE
KEY,MACHINE
952537-04
5310-01-479-8279INTERCHANGEABLE
NUT,PLAIN,ROUND
387906-00
4320-01-480-2423INTERCHANGEABLE
IMPELLER,PUMP,CENTRIFUGAL

Frequently Asked Questions

What is NSN 4320-00-195-8526?

NSN 4320-00-195-8526 is a Ring,lantern, manufactured by Rps-Fl, Inc. Dba Rps Inc, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-00-195-8526?

NSN 4320-00-195-8526 has 9 cross-referenced part numbers: 374649-PH (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging), 10563 (Rps-Fl, Inc. Dba Rps Inc), RY-155615 PC 13 (Curtiss-Wright Electro-Mechanical Corporation Div Epd), 374649-02 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging), RY-155615 PC 13 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging) and 4 more.

What NSN replaces 4320-00-195-8526?

There are 12 known substitutes for 4320-00-195-8526: 5133-00-236-4052, 5330-00-584-2999, 5965-00-993-5439 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 10563?

Key specifications for 10563: Inside Diameter: 3.545 INCHES NOMINAL IN; Material Document and Classification: QQ-C-390 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Outside Diameter: 4.500 INCHES NOMINAL IN; Height: 1.000 INCHES NOMINAL IN. 7 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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