PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

219003Coupling Half,quick Disconnect

Vacu-Blast Corp · NSN 4730-01-049-0154 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-049-0154 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-049-0154. Primary manufacturer part number: 219003.
Features
  • Coupling Half,quick Disconnect — FSC 4730
  • Furnished Items: GASKET
  • Leg Length: 4.438 INCHES NOMINAL IN
  • Style Designator: MALE COUPLING HALF
  • 4 verified cross-references
  • Primary manufacturer: Vacu-Blast Corp
Applications
  • Plumbing and fluid distribution
  • Industrial piping systems
  • Fuel and lubricant distribution
General Description

The Coupling Half,quick Disconnect, cataloged under National Stock Number 4730-01-049-0154, 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 Vacu-Blast Corp. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-01-049-0154
Primary Part Number219003
Item NameCoupling Half,quick Disconnect
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerVacu-Blast Corp
StatusACTIVE
Furnished ItemsGASKET
Leg Length4.438 INCHES NOMINAL IN
Style DesignatorMALE COUPLING HALF
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
4730-01-048-9777219020 INTERCHANGEABLE
Coupling Half,quick Disconnect
Vacu-Blast Corp
4730-01-049-2397219000 INTERCHANGEABLE
Coupling Half,quick Disconnect
Vacu-Blast Corp
Cross-Reference Index
Part NumberManufacturer
BD1784 Vacu-Blast Corp (USA)
219003 PRIMARY Vacu-Blast Corp (USA)
BD1784PC5 Vacu-Blast Corp (USA)
BD1794-3 Vacu-Blast Corp (USA)
Related Parts
4730-01-048-9777INTERCHANGEABLE
COUPLING HALF,QUICK DISCONNECT
219020
4730-01-049-2397INTERCHANGEABLE
COUPLING HALF,QUICK DISCONNECT
219000

Frequently Asked Questions

What is NSN 4730-01-049-0154?

NSN 4730-01-049-0154 is a Coupling Half,quick Disconnect, manufactured by Vacu-Blast Corp, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-049-0154?

NSN 4730-01-049-0154 has 4 cross-referenced part numbers: BD1784 (Vacu-Blast Corp), 219003 (Vacu-Blast Corp), BD1784PC5 (Vacu-Blast Corp), BD1794-3 (Vacu-Blast Corp).

What NSN replaces 4730-01-049-0154?

There are 2 known substitutes for 4730-01-049-0154: 4730-01-048-9777, 4730-01-049-2397. Verify interchangeability with system specifications before substitution.

What are the specifications of 219003?

Key specifications for 219003: Overall Length: 5.563 INCHES NOMINAL IN; Furnished Items: GASKET; Leg Length: 4.438 INCHES NOMINAL IN; Style Designator: MALE COUPLING HALF. 4 total characteristics are documented in the Federal Logistics Information System.

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