The Hose,nonmetallic, cataloged under National Stock Number 4720-00-805-7973, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Cooper Machinery Services Llc. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government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 | 4720-00-805-7973 |
| Primary Part Number | 104-450 |
| Item Name | Hose,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Cooper Machinery Services Llc |
| Status | ACTIVE |
| Measuring Method and Length | 5.875 INCHES NOMINAL OVERALL IN |
| Temp Rating | -40.0 FAHRENHEIT AND 200.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Minimum Inside Bending Radius | 8.000 INCHES IN |
| Layer Composition and Location | 1ST LAYER WOVEN FABRIC AND 2ND LAYER WOVEN FABRIC AND 3RD LAYER WOVEN FABRIC AND 4TH LAYER WOVEN FABRIC AND OUTER LAYER MOLDED RUBBER, CHLOROPRENE |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 3.500 INCHES NOMINAL IN |
| Operating Pressure | 160.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Exterior Color | BLACK |
| Inside Diameter | 2.938 INCHES NOMINAL IN |
| Inside Surface Condition | SMOOTH |
| Hydrostatic Test Pressure | 320.0 POUNDS PER SQUARE INCH SINGLE RESPONSE LBS |
| Burst Test Pressure | 640.0 POUNDS PER SQUARE INCH SINGLE RESPONSE LBS |
| Material | RUBBER POLYSULFIDE CLASS T TUBE |
| 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 |
|---|---|
| 35W-2 U/I IDX | Gates Corporation (USA) |
| 104-195-005 | Cooper Machinery Services Llc (USA) |
| 104-450 PRIMARY | Cooper Machinery Services Llc (USA) |
| Reference | Meaning |
|---|---|
| 104-450 | 5/9 Secondary reference Cooper Cameron Corp Ajax-Superior Div |
| BM3424 | 5/9 Secondary reference Cooper Cameron Corp Ajax-Superior Div |
| A104-150 | 5/9 Secondary reference Cooper Cameron Corp Ajax-Superior Div |
| 104-150 | 5/9 Secondary reference Cooper Machinery Services Llc |
NSN 4720-00-805-7973 is a Hose,nonmetallic, manufactured by Cooper Machinery Services Llc, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-00-805-7973 has 3 manufacturer part numbers on file: 35W-2 U/I IDX (Gates Corporation), 104-195-005 (Cooper Machinery Services Llc), 104-450 (Cooper Machinery Services Llc).
5 possible matches (shared part number, not a government interchangeability claim): 1660-00-880-3172, 6695-01-143-9657, 5935-01-296-6638. Verify interchangeability with system specifications before substitution.
Key specifications for 104-450: Measuring Method and Length: 5.875 INCHES NOMINAL OVERALL IN; Temp Rating: -40.0 FAHRENHEIT AND 200.0 FAHRENHEIT SINGLE RESPONSE DEGF; Minimum Inside Bending Radius: 8.000 INCHES IN; Layer Composition and Location: 1ST LAYER WOVEN FABRIC AND 2ND LAYER WOVEN FABRIC AND 3RD LAYER WOVEN FABRIC AND 4TH LAYER WOVEN FABRIC AND OUTER LAYER MOLDED RUBBER, CHLOROPRENE. 13 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.