PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1146-1Restrictor,fluid Flow

R & D Machine Rafael Anaya Div Defense Logistics Agency · NSN 4730-01-312-5648 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-312-5648 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-312-5648. Primary manufacturer part number: 1146-1.
Features
  • Restrictor,fluid Flow — FSC 4730
  • 1 verified cross-reference
  • Primary manufacturer: R & D Machine Rafael Anaya Div Defense Logistics Agency
Applications
  • Plumbing and fluid distribution
  • Industrial piping systems
  • Fuel and lubricant distribution
General Description

The Restrictor,fluid Flow, cataloged under National Stock Number 4730-01-312-5648, 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 R & D Machine Rafael Anaya Div Defense Logistics Agency. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameRestrictor,fluid Flow
FSC / FSG4730 — No Item Name Available (FSG 47)
ManufacturersR & D Machine Rafael Anaya Div Defense Logistics Agency (CAGE 8W880)
Technical Specifications
ParameterValue
NSN4730-01-312-5648
Primary Part Number1146-1
Item NameRestrictor,fluid Flow
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerR & D Machine Rafael Anaya Div Defense Logistics Agency
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
4720-00-223-736811461 INTERCHANGEABLE
Hose Assembly,nonmetallic
Danfoss Power Solutions II, Llc
6520-00-523-1120 INTERCHANGEABLE
Wheel,abrasive
5950-00-645-0307 INTERCHANGEABLE
Coil,radio Frequency
6520-01-139-923611461 INTERCHANGEABLE
Adhesive,alginate,dental
Teledyne Water Pik
4730-01-175-6386 INTERCHANGEABLE
Coupling Half,quick Disconnect
2590-01-648-58741146-1 INTERCHANGEABLE
A-Frame,vehicle Mounting
Tru-Hitch, Inc.
Cross-Reference Index
Part NumberManufacturer
1146-1 PRIMARY R & D Machine Rafael Anaya Div Defense Logistics Agency (USA)
Related Parts
4720-00-223-7368INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
11461
6520-00-523-1120INTERCHANGEABLE
WHEEL,ABRASIVE
5950-00-645-0307INTERCHANGEABLE
COIL,RADIO FREQUENCY
6520-01-139-9236INTERCHANGEABLE
ADHESIVE,ALGINATE,DENTAL
11461
4730-01-175-6386INTERCHANGEABLE
COUPLING HALF,QUICK DISCONNECT
2590-01-648-5874INTERCHANGEABLE
A-FRAME,VEHICLE MOUNTING
1146-1

Frequently Asked Questions

What is NSN 4730-01-312-5648?

NSN 4730-01-312-5648 is a Restrictor,fluid Flow, manufactured by R & D Machine Rafael Anaya Div Defense Logistics Agency, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-312-5648?

NSN 4730-01-312-5648 has 1 cross-referenced part number: 1146-1 (R & D Machine Rafael Anaya Div Defense Logistics Agency).

What NSN replaces 4730-01-312-5648?

There are 6 known substitutes for 4730-01-312-5648: 4720-00-223-7368, 6520-00-523-1120, 5950-00-645-0307 and 3 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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