PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4-2-.5-3Restrictor,fluid Flow

Emerson Electric Co Alco Controls Div · NSN 4730-01-105-9611 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-105-9611 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-105-9611. Primary manufacturer part number: 4-2-.5-3.
Features
  • Restrictor,fluid Flow — FSC 4730
  • Outside Diameter: 0.500 INCHES NOMINAL IN
  • Thread Provision: UNTHREADED LOCATION NOT OTHERWISE SPECIFIED
  • Material: COPPER
  • Orifice Diameter: 0.156 INCHES NOMINAL IN
  • Design Type: TUBULAR
  • Length: 0.708 INCHES NOMINAL IN
  • 2 verified cross-references
Applications
  • Applications requiring Copper construction
General Description

The Restrictor,fluid Flow, cataloged under National Stock Number 4730-01-105-9611, 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 Emerson Electric Co Alco Controls Div. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-01-105-9611
Primary Part Number4-2-.5-3
Item NameRestrictor,fluid Flow
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerEmerson Electric Co Alco Controls Div
StatusACTIVE
Outside Diameter0.500 INCHES NOMINAL IN
Thread ProvisionUNTHREADED LOCATION NOT OTHERWISE SPECIFIED
MaterialCOPPER
Orifice Diameter0.156 INCHES NOMINAL IN
Design TypeTUBULAR
Length0.708 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5905-00-173-66822T219TVIT2950HMT75T95T125 INTERCHANGEABLE
Resistor,fixed,wire Wound
Ward Leonard Ct Llc
5910-00-375-0363 INTERCHANGEABLE
Capacitor,fixed,paper Dielectric
6740-00-677-2343 INTERCHANGEABLE
Glass
5305-00-941-3618MS51095-303 INTERCHANGEABLE
Screw,cap,hexagon Head
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5910-01-084-56844253 INTERCHANGEABLE
Capacitor,fixed,electrolytic
Crown Audio, Inc. Dba Crown International
7050-01-481-23574253 INTERCHANGEABLE
Converter,digital to Analog
Pentek, Incorporated
5331-01-558-8262 INTERCHANGEABLE
O-Ring
Cross-Reference Index
Part NumberManufacturer
4-2-.5-3 PRIMARY Emerson Electric Co Alco Controls Div (USA)
13216E6161 Cecom Lr Center (USA)
Related Parts
5905-00-173-6682INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND
2T219TVIT2950HMT75T95T125
5910-00-375-0363INTERCHANGEABLE
CAPACITOR,FIXED,PAPER DIELECTRIC
6740-00-677-2343INTERCHANGEABLE
GLASS
5305-00-941-3618INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
MS51095-303
5910-01-084-5684INTERCHANGEABLE
CAPACITOR,FIXED,ELECTROLYTIC
4253
7050-01-481-2357INTERCHANGEABLE
CONVERTER,DIGITAL TO ANALOG
4253
5331-01-558-8262INTERCHANGEABLE
O-RING

Frequently Asked Questions

What is NSN 4730-01-105-9611?

NSN 4730-01-105-9611 is a Restrictor,fluid Flow, manufactured by Emerson Electric Co Alco Controls Div, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-105-9611?

NSN 4730-01-105-9611 has 2 cross-referenced part numbers: 4-2-.5-3 (Emerson Electric Co Alco Controls Div), 13216E6161 (Cecom Lr Center).

What NSN replaces 4730-01-105-9611?

There are 7 known substitutes for 4730-01-105-9611: 5905-00-173-6682, 5910-00-375-0363, 6740-00-677-2343 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4-2-.5-3?

Key specifications for 4-2-.5-3: Outside Diameter: 0.500 INCHES NOMINAL IN; Thread Provision: UNTHREADED LOCATION NOT OTHERWISE SPECIFIED; Material: COPPER; Orifice Diameter: 0.156 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.
PartsTable Design LLC · partstable.com