NSN 4720-01-305-3934 · NIIN 013053934 · Part number LE271-0104-0416
The Boeing Company Div Legacy Am&m · FSC 4720 — Hose and Flexible Tubing · FSG 47 — Pipe, Tubing, Hose, and Fittings · CAGE 43999
Government record, cited
NSN 4720-01-305-3934 — this item is cataloged by the U.S. Government under National Stock Number 4720-01-305-3934. Manufacturer of record part number: LE271-0104-0416.
Also searched as4720-01-305-3934 ·
4720013053934 ·
NIIN 013053934 ·
01-305-3934 ·
FSC 4720 Hose and Flexible Tubing · CAGE 43999 · LE271-0104-0416 · 21A18-04C24-4 · 21A18-04C24-4 · LE271-0104
Measuring Method and Length: 6.000 INCHES NOMINAL OVERALL IN
Minimum Inside Bending Radius: 1.000 INCHES IN
Connection Style: ROUND FIRST END
Connection Type: SOFT FIRST END
Style Designator: FULLY CONVOLUTED W/ WIRE RINGS BETWEEN CONVOLUTIONS
Cross-Sectional Shape Style: ROUND
Wall Thickness: 0.062 INCHES NOMINAL IN
Identification
NSN: 4720-01-305-3934
NIIN: 013053934
FSC: 4720 — Hose and Flexible Tubing
FSG: 47 — Pipe, Tubing, Hose, and Fittings
Primary part number: LE271-0104-0416
Manufacturer: The Boeing Company Div Legacy Am&m
General Description
The Hose,air Duct, cataloged under National Stock Number 4720-01-305-3934, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is The Boeing Company Div Legacy Am&m. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4720-01-305-3934
Primary Part Number
LE271-0104-0416
Item Name
Hose,air Duct
FSC / FSG
4720 / 47 — Hose and Flexible Tubing
Manufacturer
The Boeing Company Div Legacy Am&m
Status
ACTIVE
Measuring Method and Length
6.000 INCHES NOMINAL OVERALL IN
Minimum Inside Bending Radius
1.000 INCHES IN
Connection Style
ROUND FIRST END
Connection Type
SOFT FIRST END
Style Designator
FULLY CONVOLUTED W/ WIRE RINGS BETWEEN CONVOLUTIONS
Cross-Sectional Shape Style
ROUND
Wall Thickness
0.062 INCHES NOMINAL IN
Operating Pressure
65.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS
Inside Diameter
1.000 INCHES NOMINAL FIRST END IN
End Overall Length
1.000 INCHES NOMINAL FIRST END IN
End Inside Diameter
1.000 INCHES NOMINAL FIRST END IN
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
X
⇄Related Items6
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
4720-01-310-2310LE271-0104-0470POSSIBLE MATCH
HOSE,AIR DUCT
Possible match (shared part number)The Boeing Company Div Legacy Am&m
4720-01-314-9306LE271-0104-0429POSSIBLE MATCH
HOSE,AIR DUCT
Possible match (shared part number)The Boeing Company Div Legacy Am&m
4720-01-451-938721A18-04C22-5POSSIBLE MATCH
HOSE,AIR DUCT
Possible match (shared part number)Meggitt Oregon Inc Dba Meggitt Oregon Inc Div Meggitt Polymers & Composites
4720-01-462-182221A18-04C21-4POSSIBLE MATCH
HOSE,AIR DUCT
Possible match (shared part number)Meggitt Oregon Inc Dba Meggitt Oregon Inc Div Meggitt Polymers & Composites
4720-01-471-5521LE271-0104-0424POSSIBLE MATCH
HOSE,AIR DUCT
Possible match (shared part number)The Boeing Company Div Legacy Am&m
4720-01-535-044821A18-04C30-5POSSIBLE MATCH
HOSE,AIR DUCT
Possible match (shared part number)Meggitt Oregon Inc Dba Meggitt Oregon Inc Div Meggitt Polymers & Composites
NSN 4720-01-305-3934 is a Hose,air Duct, manufactured by The Boeing Company Div Legacy Am&m, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
What part numbers are listed for NSN 4720-01-305-3934?
NSN 4720-01-305-3934 has 1 manufacturer part number on file: LE271-0104-0416 (The Boeing Company Div Legacy Am&m).
What NSN replaces 4720-01-305-3934?
6 possible matches (shared part number, not a government interchangeability claim): 4720-01-310-2310, 4720-01-314-9306, 4720-01-451-9387. Verify interchangeability with system specifications before substitution.
What are the specifications of LE271-0104-0416?
Key specifications for LE271-0104-0416: Measuring Method and Length: 6.000 INCHES NOMINAL OVERALL IN; Minimum Inside Bending Radius: 1.000 INCHES IN; Connection Style: ROUND FIRST END; Connection Type: SOFT FIRST END. 11 specifications are documented in the U.S. Government catalog.
Is NSN 4720-01-305-3934 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.