NSN 4720-01-643-7329 · NIIN 016437329 · Part number 55335K46
H & H Manufacturing Llc · FSC 4720 — Hose and Flexible Tubing · FSG 47 — Pipe, Tubing, Hose, and Fittings · CAGE 5XPZ0
Government record, cited
NSN 4720-01-643-7329 — this item is cataloged by the U.S. Government under National Stock Number 4720-01-643-7329. Manufacturer of record part number: 55335K46.
Also searched as4720-01-643-7329 ·
4720016437329 ·
NIIN 016437329 ·
01-643-7329 ·
FSC 4720 Hose and Flexible Tubing · CAGE 5XPZ0 · 55335K46
Outside Diameter: 8.250 INCHES NOMINAL BOTH ENDS IN
Inside Diameter: 8.000 INCHES NOMINAL BOTH ENDS IN
Material: ALUMINUM SINGLE PLY
2 manufacturer part numbers on file
Manufacturer of record: H & H Manufacturing Llc
Identification
NSN: 4720-01-643-7329
NIIN: 016437329
FSC: 4720 — Hose and Flexible Tubing
FSG: 47 — Pipe, Tubing, Hose, and Fittings
Primary part number: 55335K46
Manufacturer: H & H Manufacturing Llc
General Description
The Hose,air Duct, cataloged under National Stock Number 4720-01-643-7329, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is H & H Manufacturing Llc. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Other items in FSC 4720 — Hose and Flexible Tubing
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4720-00-000-0080
HOSE ASSEMBLY,NONMETALLIC
4720-00-000-0081
4720-00-000-0081 · Item name not on file
4720-00-000-0084
HOSE,PREFORMED
4720-00-000-0724
4720-00-000-0724 · Item name not on file
4720-00-001-0014
HOSE ASSEMBLY,NONMETALLIC
4720-00-001-0015
4720-00-001-0015 · Item name not on file
4720-00-001-0023
HOSE ASSEMBLY,NONMETALLIC
4720-00-001-0025
4720-00-001-0025 · Item name not on file
Frequently Asked Questions
What is NSN 4720-01-643-7329?
NSN 4720-01-643-7329 is a Hose,air Duct, manufactured by H & H Manufacturing Llc, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
What part numbers are listed for NSN 4720-01-643-7329?
NSN 4720-01-643-7329 has 2 manufacturer part numbers on file: 55335K46 (Mcmaster-Carr Supply Co), 55335K46 (H & H Manufacturing Llc).
What are the specifications of 55335K46?
Key specifications for 55335K46: Style Designator: HELICALLY WOUND CONTINOUS WIRE SUPPORTED; Cross-Sectional Shape Style: ROUND; Outside Diameter: 8.250 INCHES NOMINAL BOTH ENDS IN; Inside Diameter: 8.000 INCHES NOMINAL BOTH ENDS IN. 5 specifications are documented in the U.S. Government catalog.
Is NSN 4720-01-643-7329 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.