The Tubing,nonmetallic, cataloged under National Stock Number 4720-01-287-6930, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. Government technical data includes 11 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-01-287-6930 |
| Item Name | Tubing,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Status | ACTIVE |
| Temp Rating | -75.0 CELSIUS AND 204.0 CELSIUS SINGLE RESPONSE DEGC |
| Flexibility | FLEXIBLE |
| Material Document and Classification | ZZ-R-765, CLASS 3A, GRADE 30 FED SPEC SINGLE MATERIAL RESPONSE TUBE A |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 0.550 INCHES NOMINAL IN |
| Exterior Color | NATURAL |
| Nondefinitive Spec/std Data | 3A CLASS AND 30 GRADE A |
| Inside Diameter | 0.300 INCHES NOMINAL IN |
| Minimum Tensile Strength | 850 POUNDS PER SQUARE INCH LBS |
| Material | RUBBER SILICONE CLASS Q TUBE |
| Nonmetallic Hardness Rating | 20.0 MINIMUM SHORE DUROMETER A AND 35.0 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 |
| Reference | Meaning |
|---|---|
| ZZ-R-765 | 4/1 Identification reference U.S. Government activity |
NSN 4720-01-287-6930 is a Tubing,nonmetallic, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
Key specifications for 4720-01-287-6930: Temp Rating: -75.0 CELSIUS AND 204.0 CELSIUS SINGLE RESPONSE DEGC; Flexibility: FLEXIBLE; Material Document and Classification: ZZ-R-765, CLASS 3A, GRADE 30 FED SPEC SINGLE MATERIAL RESPONSE TUBE A; Cross-Sectional Shape Style: ROUND. 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.