PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7M750-1Hose,air Duct

The Boeing Company Div Defense · NSN 4720-01-187-2100 · FSC 4720 · No Item Name Available
Verified by PartsTable
NSN 4720-01-187-2100 — this item is cataloged by the U.S. Government under National Stock Number 4720-01-187-2100. Primary manufacturer part number: 7M750-1.
Features
  • Hose,air Duct — FSC 4720
  • Connection Style: ROUND FIRST END
  • Features Provided: ABRASION RESISTANT
  • Material: FIBERGLASS AND PLASTIC FIRST PLY
  • Inside Diameter: 1.500 INCHES NOMINAL FIRST END IN
  • Material: STEEL SECOND PLY
  • End Overall Length: 1.000 INCHES NOMINAL FIRST END IN
  • Operating Pressure: 12.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Fiberglass and Plastic First Ply construction
General Description

The Hose,air Duct, cataloged under National Stock Number 4720-01-187-2100, is classified within Federal Supply Class 4720 (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 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4720-01-187-2100
Primary Part Number7M750-1
Item NameHose,air Duct
FSC / FSG4720 / 47 — No Item Name Available
ManufacturerThe Boeing Company Div Defense
StatusACTIVE
Connection StyleROUND FIRST END
Features ProvidedABRASION RESISTANT
MaterialFIBERGLASS AND PLASTIC FIRST PLY
Inside Diameter1.500 INCHES NOMINAL FIRST END IN
MaterialSTEEL SECOND PLY
End Overall Length1.000 INCHES NOMINAL FIRST END IN
Operating Pressure12.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS
Measuring Method and Length4.500 INCHES NOMINAL OVERALL IN
Style DesignatorFULLY CONVOLUTED W/ WIRE RINGS BETWEEN CONVOLUTIONS
MaterialFIBERGLASS THIRD PLY
Cross-Sectional Shape StyleROUND
Connection TypePREFORMED FIRST END
Wall Thickness0.080 INCHES NOMINAL IN
End Inside Diameter1.500 INCHES NOMINAL FIRST END IN
Minimum Inside Bending Radius4.500 INCHES IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
4820-00-152-15238500T INTERCHANGEABLE
Disk,valve
Schrader-Bridgeport International Inc Dba Schrader Automotive
5935-00-153-436631-2226-1051 INTERCHANGEABLE
Connector,plug,electrical
Amphenol Corporation Div Amphenol Rf
5330-00-318-43015-592 INTERCHANGEABLE
Gasket
Hamilton Sundstrand Corporation
7510-00-551-839510P1 INTERCHANGEABLE
Ink,recording Instrument
Belfort Instrument Company
1620-00-568-00835592 INTERCHANGEABLE
Damper,steering,landing Gear
Goodrich Corporation
5930-01-679-04785592 INTERCHANGEABLE
Switch,toggle
Cole Hersee Company
Cross-Reference Index
Part NumberManufacturer
7M750-1 PRIMARY The Boeing Company Div Defense (USA)
5592 PRIMARY Flexco, Inc (USA)
7M750 The Boeing Company Div Defense (USA)
Related Parts
4820-00-152-1523INTERCHANGEABLE
DISK,VALVE
8500T
5935-00-153-4366INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
31-2226-1051
5330-00-318-4301INTERCHANGEABLE
GASKET
5-592
7510-00-551-8395INTERCHANGEABLE
INK,RECORDING INSTRUMENT
10P1
1620-00-568-0083INTERCHANGEABLE
DAMPER,STEERING,LANDING GEAR
5592
5930-01-679-0478INTERCHANGEABLE
SWITCH,TOGGLE
5592

Frequently Asked Questions

What is NSN 4720-01-187-2100?

NSN 4720-01-187-2100 is a Hose,air Duct, manufactured by The Boeing Company Div Defense, classified under FSC 4720 (No Item Name Available). Status: active.

What are the part numbers for NSN 4720-01-187-2100?

NSN 4720-01-187-2100 has 3 cross-referenced part numbers: 7M750-1 (The Boeing Company Div Defense), 5592 (Flexco, Inc), 7M750 (The Boeing Company Div Defense).

What NSN replaces 4720-01-187-2100?

There are 6 known substitutes for 4720-01-187-2100: 4820-00-152-1523, 5935-00-153-4366, 5330-00-318-4301 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 7M750-1?

Key specifications for 7M750-1: Connection Style: ROUND FIRST END; Features Provided: ABRASION RESISTANT; Material: FIBERGLASS AND PLASTIC FIRST PLY; Inside Diameter: 1.500 INCHES NOMINAL FIRST END IN. 15 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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