PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8250-1Restrictor Unit,fluid Flow

Eaton Aerospace Llc Dba Eaton Aerospace Jackson · NSN 4730-01-121-8948 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-121-8948 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-121-8948. Primary manufacturer part number: 8250-1.
Features
  • Restrictor Unit,fluid Flow — FSC 4730
  • 1 verified cross-reference
  • Primary manufacturer: Eaton Aerospace Llc Dba Eaton Aerospace Jackson
Applications
  • Plumbing and fluid distribution
  • Industrial piping systems
  • Fuel and lubricant distribution
General Description

The Restrictor Unit,fluid Flow, cataloged under National Stock Number 4730-01-121-8948, 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 Aerospace Jackson. 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 Unit,fluid Flow
FSC / FSG4730 — No Item Name Available (FSG 47)
ManufacturersEaton Aerospace Llc Dba Eaton Aerospace Jackson (CAGE 99643)
Technical Specifications
ParameterValue
NSN4730-01-121-8948
Primary Part Number8250-1
Item NameRestrictor Unit,fluid Flow
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerEaton Aerospace Llc Dba Eaton Aerospace Jackson
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
8415-00-490-1201 INTERCHANGEABLE
Screw Assembly
5935-00-938-1028 INTERCHANGEABLE
Connector,receptacle,electrical
5330-01-308-738682501 INTERCHANGEABLE
Gasket
Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.
7010-01-340-43858250-1 INTERCHANGEABLE
Restrictor Asse
Gould Instrument Systems Inc
5331-01-361-03554-OR INTERCHANGEABLE
O-Ring
Gates Corporation
6130-01-443-0768SPL250-1024 INTERCHANGEABLE
Power Supply
Power-One DC Power Supplies
Cross-Reference Index
Part NumberManufacturer
8250-1 PRIMARY Eaton Aerospace Llc Dba Eaton Aerospace Jackson (USA)
Related Parts
8415-00-490-1201INTERCHANGEABLE
SCREW ASSEMBLY
5935-00-938-1028INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5330-01-308-7386INTERCHANGEABLE
GASKET
82501
7010-01-340-4385INTERCHANGEABLE
RESTRICTOR ASSE
8250-1
5331-01-361-0355INTERCHANGEABLE
O-RING
4-OR
6130-01-443-0768INTERCHANGEABLE
POWER SUPPLY
SPL250-1024

Frequently Asked Questions

What is NSN 4730-01-121-8948?

NSN 4730-01-121-8948 is a Restrictor Unit,fluid Flow, manufactured by Eaton Aerospace Llc Dba Eaton Aerospace Jackson, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-121-8948?

NSN 4730-01-121-8948 has 1 cross-referenced part number: 8250-1 (Eaton Aerospace Llc Dba Eaton Aerospace Jackson).

What NSN replaces 4730-01-121-8948?

There are 6 known substitutes for 4730-01-121-8948: 8415-00-490-1201, 5935-00-938-1028, 5330-01-308-7386 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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