The Tubing,nonmetallic, cataloged under National Stock Number 4720-00-446-8258, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Siemens Water Technologies Corp. Div Wallace & Tiernan Products. Government technical data includes 9 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-00-446-8258 |
| Primary Part Number | RP68-4820 |
| Item Name | Tubing,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Siemens Water Technologies Corp. Div Wallace & Tiernan Products |
| Status | ACTIVE |
| Temp Rating | 23.0 CELSIUS SINGLE RESPONSE DEGC |
| Flexibility | FLEXIBLE |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 0.500 INCHES NOMINAL IN |
| Inside Diameter | 0.375 INCHES NOMINAL IN |
| Inside Surface Condition | SMOOTH |
| Burst Test Pressure | 440.0 POUNDS PER SQUARE INCH SINGLE RESPONSE LBS |
| Outer Covering Environmental Protection | COLD RESISTANT |
| Material | PLASTIC POLYETHYLENE TEREPHTHALATE (PET)(POLYESTER) 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 |
|---|---|
| RP68-4820 PRIMARY | Siemens Water Technologies Corp. Div Wallace & Tiernan Products (USA) |
| Reference | Meaning |
|---|---|
| RR68-4820 | 5/9 Secondary reference Siemens Water Technologies Corp. Div Wallace & Tiernan Products |
NSN 4720-00-446-8258 is a Tubing,nonmetallic, manufactured by Siemens Water Technologies Corp. Div Wallace & Tiernan Products, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-00-446-8258 has 1 manufacturer part number on file: RP68-4820 (Siemens Water Technologies Corp. Div Wallace & Tiernan Products).
Key specifications for RP68-4820: Temp Rating: 23.0 CELSIUS SINGLE RESPONSE DEGC; Flexibility: FLEXIBLE; Cross-Sectional Shape Style: ROUND; Outside Diameter: 0.500 INCHES NOMINAL IN. 9 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.