PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

ST9M540-56Clamp,hose

The Boeing Company Div Defense · NSN 4730-01-394-6649 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-394-6649 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-394-6649. Primary manufacturer part number: ST9M540-56.
Features
  • Clamp,hose — FSC 4730
  • Inside Diameter: 1.328 INCHES MINIMUM AND 1.750 INCHES MAXIMUM IN
  • Style Designator: CLAMP W/TIE
  • 2 verified cross-references
  • Primary manufacturer: The Boeing Company Div Defense
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Clamp,hose, cataloged under National Stock Number 4730-01-394-6649, 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 The Boeing Company Div Defense. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-01-394-6649
Primary Part NumberST9M540-56
Item NameClamp,hose
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerThe Boeing Company Div Defense
StatusACTIVE
Inside Diameter1.328 INCHES MINIMUM AND 1.750 INCHES MAXIMUM IN
Style DesignatorCLAMP W/TIE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
4730-00-278-0424 INTERCHANGEABLE
Clamp,hose
4730-00-540-40329456H B INTERCHANGEABLE
Clamp,hose
Norma Pennsylvania Inc. Div Breeze Industrial Products
4730-00-810-7848 INTERCHANGEABLE
Clamp,hose
4730-01-529-7932ST9M540-144 INTERCHANGEABLE
Clamp,hose
The Boeing Company Div Defense
Cross-Reference Index
Part NumberManufacturer
ST9M540-56 PRIMARY The Boeing Company Div Defense (USA)
ST9M540 The Boeing Company Div Defense (USA)
Related Parts
4730-00-278-0424INTERCHANGEABLE
CLAMP,HOSE
4730-00-540-4032INTERCHANGEABLE
CLAMP,HOSE
9456H B
4730-00-810-7848INTERCHANGEABLE
CLAMP,HOSE
4730-01-529-7932INTERCHANGEABLE
CLAMP,HOSE
ST9M540-144

Frequently Asked Questions

What is NSN 4730-01-394-6649?

NSN 4730-01-394-6649 is a Clamp,hose, manufactured by The Boeing Company Div Defense, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-394-6649?

NSN 4730-01-394-6649 has 2 cross-referenced part numbers: ST9M540-56 (The Boeing Company Div Defense), ST9M540 (The Boeing Company Div Defense).

What NSN replaces 4730-01-394-6649?

There are 4 known substitutes for 4730-01-394-6649: 4730-00-278-0424, 4730-00-540-4032, 4730-00-810-7848 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of ST9M540-56?

Key specifications for ST9M540-56: Inside Diameter: 1.328 INCHES MINIMUM AND 1.750 INCHES MAXIMUM IN; Style Designator: CLAMP W/TIE. 2 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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