The Hose,air Duct, cataloged under National Stock Number 4720-01-369-9142, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Industrial Tube Co Llc Dba Industrial Tube Co Llc Div Industrial Tube Company, Llc. Government technical data includes 11 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-01-369-9142 |
| Primary Part Number | 1T-5036C20-16B |
| Item Name | Hose,air Duct |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Industrial Tube Co Llc Dba Industrial Tube Co Llc Div Industrial Tube Company, Llc |
| Status | ACTIVE |
| Measuring Method and Length | 4.000 INCHES NOMINAL OVERALL IN |
| Connection Style | ROUND BOTH ENDS |
| Connection Type | SOFT BOTH ENDS |
| Style Designator | FULLY CONVOLUTED W/ WIRE RINGS BETWEEN CONVOLUTIONS |
| Material Document and Classification | 27D0003 MFR REF SINGLE MATERIAL RESPONSE ALL PLIES |
| Cross-Sectional Shape Style | ROUND |
| Operating Pressure | 12.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS |
| Inside Diameter | 5.000 INCHES NOMINAL FIRST END IN |
| End Overall Length | 1.500 INCHES NOMINAL BOTH ENDS IN |
| End Inside Diameter | 5.000 INCHES NOMINAL BOTH ENDS IN |
| Material | RUBBER SILICONE CLASS Q SINGLE PLY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 1T-5036C20-16B PRIMARY | Industrial Tube Co Llc Dba Industrial Tube Co Llc Div Industrial Tube Company, Llc (USA) |
| DOU106940001606 PRIMARY | Flexfab Llc (USA) |
| Reference | Meaning |
|---|---|
| 7D0104 | 7/1 Vendor item drawing reference U.S. Government activity |
| 7D0104C20-16B | 5/2 Secondary reference U.S. Government activity |
| DOU1069400016C6 | 5/9 Secondary reference Flexfab Llc |
NSN 4720-01-369-9142 is a Hose,air Duct, manufactured by Industrial Tube Co Llc Dba Industrial Tube Co Llc Div Industrial Tube Company, Llc, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-369-9142 has 2 manufacturer part numbers on file: 1T-5036C20-16B (Industrial Tube Co Llc Dba Industrial Tube Co Llc Div Industrial Tube Company, Llc), DOU106940001606 (Flexfab Llc).
5 possible matches (shared part number, not a government interchangeability claim): 4720-01-420-1096, 4720-01-420-1098, 4720-01-420-1100. Verify interchangeability with system specifications before substitution.
Key specifications for 1T-5036C20-16B: Measuring Method and Length: 4.000 INCHES NOMINAL OVERALL IN; Connection Style: ROUND BOTH ENDS; Connection Type: SOFT BOTH ENDS; Style Designator: FULLY CONVOLUTED W/ WIRE RINGS BETWEEN CONVOLUTIONS. 11 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
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.