PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

49351-02Hose,air Duct

Hdt Expeditionary Systems Inc · NSN 4720-01-085-4988 · FSC 4720 · No Item Name Available
Verified by PartsTable
NSN 4720-01-085-4988 — this item is cataloged by the U.S. Government under National Stock Number 4720-01-085-4988. Primary manufacturer part number: 49351-02.
Features
  • Hose,air Duct — FSC 4720
  • Connection Type: PLAIN BOTH ENDS
  • Inside Diameter: 1.000 INCHES NOMINAL FIRST END IN
  • Material: ALUMINUM AND PLASTIC, POLYETHYLENE (PP) SINGLE PLY
  • Style Designator: FULLY CONVOLUTED
  • Cross-Sectional Shape Style: ROUND
  • Measuring Method and Length: 6.500 INCHES NOMINAL OVERALL IN
  • Wall Thickness: 0.070 INCHES NOMINAL IN
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Aluminum and Plastic, Polyethylene (pp) Single Ply construction
General Description

The Hose,air Duct, cataloged under National Stock Number 4720-01-085-4988, 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 Hdt Expeditionary Systems Inc. Government technical data includes 7 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4720-01-085-4988
Primary Part Number49351-02
Item NameHose,air Duct
FSC / FSG4720 / 47 — No Item Name Available
ManufacturerHdt Expeditionary Systems Inc
StatusACTIVE
Connection TypePLAIN BOTH ENDS
Inside Diameter1.000 INCHES NOMINAL FIRST END IN
MaterialALUMINUM AND PLASTIC, POLYETHYLENE (PP) SINGLE PLY
Style DesignatorFULLY CONVOLUTED
Cross-Sectional Shape StyleROUND
Measuring Method and Length6.500 INCHES NOMINAL OVERALL IN
Wall Thickness0.070 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5330-00-285-63886B9040 INTERCHANGEABLE
Seal,plain Encased
Caterpillar Inc Div Caterpillar Defense
1005-01-602-447749351 INTERCHANGEABLE
Screw,cap,socket,head
Fn America Llc Div Columbia, Sc
5120-01-649-244449351 INTERCHANGEABLE
Shovel,hand
Seymour Manufacturing Co Inc
Cross-Reference Index
Part NumberManufacturer
49351 Hdt Expeditionary Systems Inc (USA)
49351-02 PRIMARY Hdt Expeditionary Systems Inc (USA)
Related Parts
5330-00-285-6388INTERCHANGEABLE
SEAL,PLAIN ENCASED
6B9040
1005-01-602-4477INTERCHANGEABLE
SCREW,CAP,SOCKET,HEAD
49351
5120-01-649-2444INTERCHANGEABLE
SHOVEL,HAND
49351

Frequently Asked Questions

What is NSN 4720-01-085-4988?

NSN 4720-01-085-4988 is a Hose,air Duct, manufactured by Hdt Expeditionary Systems Inc, classified under FSC 4720 (No Item Name Available). Status: active.

What are the part numbers for NSN 4720-01-085-4988?

NSN 4720-01-085-4988 has 2 cross-referenced part numbers: 49351 (Hdt Expeditionary Systems Inc), 49351-02 (Hdt Expeditionary Systems Inc).

What NSN replaces 4720-01-085-4988?

There are 3 known substitutes for 4720-01-085-4988: 5330-00-285-6388, 1005-01-602-4477, 5120-01-649-2444. Verify interchangeability with system specifications before substitution.

What are the specifications of 49351-02?

Key specifications for 49351-02: Connection Type: PLAIN BOTH ENDS; Inside Diameter: 1.000 INCHES NOMINAL FIRST END IN; Material: ALUMINUM AND PLASTIC, POLYETHYLENE (PP) SINGLE PLY; Style Designator: FULLY CONVOLUTED. 7 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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