PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

R4002-5Restrictor,fluid Flow

Marvin Engineering Co, Inc · NSN 4730-01-226-3105 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-226-3105 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-226-3105. Primary manufacturer part number: R4002-5.
Features
  • Restrictor,fluid Flow — FSC 4730
  • 2 verified cross-references
  • Primary manufacturer: Marvin Engineering Co, Inc
Applications
  • Plumbing and fluid distribution
  • Industrial piping systems
  • Fuel and lubricant distribution
General Description

The Restrictor,fluid Flow, cataloged under National Stock Number 4730-01-226-3105, 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 Marvin Engineering Co, Inc. 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.

Catalog Facts
Item NameRestrictor,fluid Flow
FSC / FSG4730 — No Item Name Available (FSG 47)
ManufacturersEngineered Magnetics Inc Aap Div (CAGE 11825); Marvin Engineering Co, Inc (CAGE 32067)
Technical Specifications
ParameterValue
NSN4730-01-226-3105
Primary Part NumberR4002-5
Item NameRestrictor,fluid Flow
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerMarvin Engineering Co, Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
6550-01-339-7584R40025 INTERCHANGEABLE
Trichrome Stain
Remel Inc.
Cross-Reference Index
Part NumberManufacturer
R4002-5 Engineered Magnetics Inc Aap Div (USA)
R4002-5 PRIMARY Marvin Engineering Co, Inc (USA)
Related Parts
6550-01-339-7584INTERCHANGEABLE
TRICHROME STAIN
R40025

Frequently Asked Questions

What is NSN 4730-01-226-3105?

NSN 4730-01-226-3105 is a Restrictor,fluid Flow, manufactured by Marvin Engineering Co, Inc, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-226-3105?

NSN 4730-01-226-3105 has 2 cross-referenced part numbers: R4002-5 (Engineered Magnetics Inc Aap Div), R4002-5 (Marvin Engineering Co, Inc).

What NSN replaces 4730-01-226-3105?

There is 1 known substitute for 4730-01-226-3105: 6550-01-339-7584. Verify interchangeability with system specifications before substitution.

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