The Hose,air Duct, cataloged under National Stock Number 4720-00-309-2759, 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 L3harris Technologies, Inc Div Space & Airborne Systems. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4720-00-309-2759 |
| Primary Part Number | 51826 |
| Item Name | Hose,air Duct |
| FSC / FSG | 4720 / 47 — No Item Name Available |
| Manufacturer | L3harris Technologies, Inc Div Space & Airborne Systems |
| Status | CANCELLED |
| Material | FIBERGLASS AND RUBBER CHLOROPRENE CLASS CR FIRST PLY |
| Style Designator | BOX SECTION |
| Material | PLASTIC PHENOLIC SECOND PLY |
| Cross-Sectional Shape Style | SQUARE |
| Wall Thickness | 0.062 INCHES NOMINAL IN |
| Inside Width | 1.125 INCHES NOMINAL FIRST END IN |
| Measuring Method and Length | 1.438 INCHES NOMINAL OVERALL IN |
| Connection Type | PLAIN BOTH ENDS |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 51826 PRIMARY | L3harris Technologies, Inc Div Space & Airborne Systems (USA) |
NSN 4720-00-309-2759 is a Hose,air Duct, manufactured by L3harris Technologies, Inc Div Space & Airborne Systems, classified under FSC 4720 (No Item Name Available). Status: cancelled.
NSN 4720-00-309-2759 has 1 cross-referenced part number: 51826 (L3harris Technologies, Inc Div Space & Airborne Systems).
There are 2 known substitutes for 4720-00-309-2759: 6210-01-174-1848, 2940-01-186-0592. Verify interchangeability with system specifications before substitution.
Key specifications for 51826: Material: FIBERGLASS AND RUBBER CHLOROPRENE CLASS CR FIRST PLY; Special Features: BEADED 0.500 IN. FROM ONE END IN; Style Designator: BOX SECTION; Material: PLASTIC PHENOLIC SECOND PLY. 9 total characteristics are documented in the Federal Logistics Information System.
NSN 4720-00-309-2759 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.