The Tubing,nonmetallic, cataloged under National Stock Number 4720-01-141-6813, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Greene Rubber Company, Inc.. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-01-141-6813 |
| Primary Part Number | 87643-3207 IT F28 |
| Item Name | Tubing,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Greene Rubber Company, Inc. |
| Status | ACTIVE |
| Measuring Method and Length | 3.500 INCHES NOMINAL OVERALL IN |
| Flexibility | FLEXIBLE |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 10.750 INCHES NOMINAL IN |
| Exterior Color | BLACK |
| Inside Diameter | 10.500 INCHES NOMINAL IN |
| Inside Surface Condition | SMOOTH |
| Minimum Tensile Strength | 1500 POUNDS PER SQUARE INCH LBS |
| Media for Which Designed | AIR SINGLE RESPONSE |
| Material | RUBBER SYNTHETIC TUBE |
| Nonmetallic Hardness Rating | 50.0 MAXIMUM SHORE DUROMETER A |
| 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 |
|---|---|
| 87643-3207 IT F28 PRIMARY | Greene Rubber Company, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 4675347-0F28 | 5/2 Secondary reference U.S. Government activity |
| 87643-3207 IT F28 | 5/2 Secondary reference U.S. Government activity |
| 4675347 | D/9 Drawing number reference only U.S. Government activity |
NSN 4720-01-141-6813 is a Tubing,nonmetallic, manufactured by Greene Rubber Company, Inc., classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-141-6813 has 1 manufacturer part number on file: 87643-3207 IT F28 (Greene Rubber Company, Inc.).
Key specifications for 87643-3207 IT F28: Measuring Method and Length: 3.500 INCHES NOMINAL OVERALL IN; Flexibility: FLEXIBLE; Cross-Sectional Shape Style: ROUND; Outside Diameter: 10.750 INCHES NOMINAL IN. 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.