PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4500-00Restrictor,fluid Flow

Pentair Filtration Inc Dba Ever Pure · NSN 4730-01-018-5825 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-018-5825 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-018-5825. Primary manufacturer part number: 4500-00.
Features
  • Restrictor,fluid Flow — FSC 4730
  • Orifice Diameter: 0.250 INCHES NOMINAL IN
  • Design Type: TUBULAR
  • Thread Provision: UNTHREADED LOCATION NOT OTHERWISE SPECIFIED
  • Material: COPPER ALLOY
  • Outside Diameter: 0.750 INCHES NOMINAL IN
  • Length: 0.250 INCHES NOMINAL IN
  • 3 verified cross-references
Applications
  • Applications requiring Copper Alloy construction
General Description

The Restrictor,fluid Flow, cataloged under National Stock Number 4730-01-018-5825, is classified within Federal Supply Class 4730 (No Item Name Available) of the Pipe, Tubing, Hose, and Fittings group. The primary manufacturer of record is Pentair Filtration Inc Dba Ever Pure. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-01-018-5825
Primary Part Number4500-00
Item NameRestrictor,fluid Flow
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerPentair Filtration Inc Dba Ever Pure
StatusACTIVE
Orifice Diameter0.250 INCHES NOMINAL IN
Design TypeTUBULAR
Thread ProvisionUNTHREADED LOCATION NOT OTHERWISE SPECIFIED
MaterialCOPPER ALLOY
Outside Diameter0.750 INCHES NOMINAL IN
Length0.250 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5330-00-194-367445-000-00 INTERCHANGEABLE
Gasket
Taylor-Dunn Manufacturing, Llc
5910-00-262-72364-50000 INTERCHANGEABLE
Capacitor,fixed,mica Dielectric
Cornell-Dubilier Marketing Inc
5950-00-702-86877722350P1REVB INTERCHANGEABLE
Coil,radio Frequency
Lockheed Martin Corporation Div Rms
6635-01-045-686645-0000 INTERCHANGEABLE
Source,x-Ray
L-3 Communications Security & Detection Systems Inc Div L-3 Communications
3040-01-337-4251447463C1 INTERCHANGEABLE
Cylinder,actuating,linear
Navistar Intl Corp Truck Br Ohio Plant
4730-01-612-7247450000 INTERCHANGEABLE
Strainer Element,sediment
Greenfield World Trade Inc Div Greenfield World Trade Inc D/b/a Legion Industries
Cross-Reference Index
Part NumberManufacturer
4500-00 Pentair Filtration Solutions, Llc (USA)
4500-00 PRIMARY Pentair Filtration Inc Dba Ever Pure (USA)
4500 Pentair Filtration Solutions, Llc (USA)
Related Parts
5330-00-194-3674INTERCHANGEABLE
GASKET
45-000-00
5910-00-262-7236INTERCHANGEABLE
CAPACITOR,FIXED,MICA DIELECTRIC
4-50000
5950-00-702-8687INTERCHANGEABLE
COIL,RADIO FREQUENCY
7722350P1REVB
6635-01-045-6866INTERCHANGEABLE
SOURCE,X-RAY
45-0000
3040-01-337-4251INTERCHANGEABLE
CYLINDER,ACTUATING,LINEAR
447463C1
4730-01-612-7247INTERCHANGEABLE
STRAINER ELEMENT,SEDIMENT
450000

Frequently Asked Questions

What is NSN 4730-01-018-5825?

NSN 4730-01-018-5825 is a Restrictor,fluid Flow, manufactured by Pentair Filtration Inc Dba Ever Pure, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-018-5825?

NSN 4730-01-018-5825 has 3 cross-referenced part numbers: 4500-00 (Pentair Filtration Solutions, Llc), 4500-00 (Pentair Filtration Inc Dba Ever Pure), 4500 (Pentair Filtration Solutions, Llc).

What NSN replaces 4730-01-018-5825?

There are 6 known substitutes for 4730-01-018-5825: 5330-00-194-3674, 5910-00-262-7236, 5950-00-702-8687 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4500-00?

Key specifications for 4500-00: Orifice Diameter: 0.250 INCHES NOMINAL IN; Design Type: TUBULAR; Thread Provision: UNTHREADED LOCATION NOT OTHERWISE SPECIFIED; Material: COPPER ALLOY. 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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