PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B5951Restrictor,fluid Flow

Eaton Aerospace Llc Dba Eaton Inoac Div Fuel & Motion Control Systems Division · NSN 4730-00-504-2623 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-504-2623 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-504-2623. Primary manufacturer part number: B5951.
Features
  • Restrictor,fluid Flow — FSC 4730
  • FSC Application Data: ROTARY ELECTRO-MECHANICAL ACTUATOR
  • 2 verified cross-references
  • Primary manufacturer: Eaton Aerospace Llc Dba Eaton Inoac Div Fuel & Motion Control Systems Division
Applications
  • Plumbing and fluid distribution
  • Industrial piping systems
  • Fuel and lubricant distribution
General Description

The Restrictor,fluid Flow, cataloged under National Stock Number 4730-00-504-2623, 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 Eaton Aerospace Llc Dba Eaton Inoac Div Fuel & Motion Control Systems Division. Government technical data includes 1 verified specification, 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-00-504-2623
Primary Part NumberB5951
Item NameRestrictor,fluid Flow
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerEaton Aerospace Llc Dba Eaton Inoac Div Fuel & Motion Control Systems Division
StatusACTIVE
FSC Application DataROTARY ELECTRO-MECHANICAL ACTUATOR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5995-01-154-309927799 INTERCHANGEABLE
Cable Assembly,radio Frequency
Viant Collegeville Llc
Cross-Reference Index
Part NumberManufacturer
B5951 PRIMARY Eaton Aerospace Llc Dba Eaton Inoac Div Fuel & Motion Control Systems Division (USA)
B5951 Eaton Motor Site (USA)
Related Parts
5995-01-154-3099INTERCHANGEABLE
CABLE ASSEMBLY,RADIO FREQUENCY
27799

Frequently Asked Questions

What is NSN 4730-00-504-2623?

NSN 4730-00-504-2623 is a Restrictor,fluid Flow, manufactured by Eaton Aerospace Llc Dba Eaton Inoac Div Fuel & Motion Control Systems Division, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-00-504-2623?

NSN 4730-00-504-2623 has 2 cross-referenced part numbers: B5951 (Eaton Aerospace Llc Dba Eaton Inoac Div Fuel & Motion Control Systems Division), B5951 (Eaton Motor Site).

What NSN replaces 4730-00-504-2623?

There is 1 known substitute for 4730-00-504-2623: 5995-01-154-3099. Verify interchangeability with system specifications before substitution.

What are the specifications of B5951?

Key specifications for B5951: FSC Application Data: ROTARY ELECTRO-MECHANICAL ACTUATOR. 1 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