PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B1-4Flare Bonnet

Imperial · NSN 4730-00-490-9072 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-490-9072 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-490-9072. Primary manufacturer part number: B1-4.
Features
  • Flare Bonnet — FSC 4730
  • 2 verified cross-references
  • Primary manufacturer: Imperial
Applications
  • Plumbing and fluid distribution
  • Industrial piping systems
  • Fuel and lubricant distribution
General Description

The Flare Bonnet, cataloged under National Stock Number 4730-00-490-9072, 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 Imperial. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameFlare Bonnet
FSC / FSG4730 — No Item Name Available (FSG 47)
ManufacturersImperial (CAGE 30327); Parker Hannifin Corp Hose Products Div (CAGE 13174)
Technical Specifications
ParameterValue
NSN4730-00-490-9072
Primary Part NumberB1-4
Item NameFlare Bonnet
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerImperial
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5950-00-543-2306 INTERCHANGEABLE
Coil,radio Frequency
8040-01-004-2705 INTERCHANGEABLE
Primer,adhesive
Cross-Reference Index
Part NumberManufacturer
B1-4 Imperial (USA)
770300 Parker Hannifin Corp Hose Products Div (USA)
Related Parts
5950-00-543-2306INTERCHANGEABLE
COIL,RADIO FREQUENCY
8040-01-004-2705INTERCHANGEABLE
PRIMER,ADHESIVE

Frequently Asked Questions

What is NSN 4730-00-490-9072?

NSN 4730-00-490-9072 is a Flare Bonnet, manufactured by Imperial, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-00-490-9072?

NSN 4730-00-490-9072 has 2 cross-referenced part numbers: B1-4 (Imperial), 770300 (Parker Hannifin Corp Hose Products Div).

What NSN replaces 4730-00-490-9072?

There are 2 known substitutes for 4730-00-490-9072: 5950-00-543-2306, 8040-01-004-2705. Verify interchangeability with system specifications before substitution.

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