The Tubing,nonmetallic, cataloged under National Stock Number 4720-01-519-3697, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Ritchie Engineering Co Inc. Government technical data includes 3 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-01-519-3697 |
| Primary Part Number | 49090 |
| Item Name | Tubing,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Ritchie Engineering Co Inc |
| Status | ACTIVE |
| Cross-Sectional Shape Style | ROUND |
| Exterior Color | RED OR BLUE |
| Material | RUBBER 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 |
|---|---|
| 49090 PRIMARY | Ritchie Engineering Co Inc (USA) |
NSN 4720-01-519-3697 is a Tubing,nonmetallic, manufactured by Ritchie Engineering Co Inc, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-519-3697 has 1 manufacturer part number on file: 49090 (Ritchie Engineering Co Inc).
Key specifications for 49090: Cross-Sectional Shape Style: ROUND; Exterior Color: RED OR BLUE; Special Features: ITEM FITS STANDARD 2.5 INCH GAUGE IN; Part Name Assigned by Controlling Agency: PROTECTIVE GAUGE BOOT. 3 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.