The Tubing,nonmetallic, cataloged under National Stock Number 4720-01-263-7172, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Sae International Dba Sae International. 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-01-263-7172 |
| Primary Part Number | AMS 3218 1/2"ID, 3-7/8"LN |
| Item Name | Tubing,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Measuring Method and Length | 3.700 INCHES NOMINAL OVERALL IN |
| Flexibility | FLEXIBLE |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 0.624 INCHES NOMINAL IN |
| Inside Diameter | 0.500 INCHES NOMINAL IN |
| Inside Surface Condition | SMOOTH |
| Media for Which Designed | FUEL/OIL, HYDROCARBON SINGLE RESPONSE |
| Material | RUBBER SYNTHETIC TUBE |
| Nonmetallic Hardness Rating | 75.0 NOMINAL 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 |
|---|---|
| AMS 3218 1/2"ID, 3-7/8"LN PRIMARY | Sae International Dba Sae International (USA) |
| Reference | Meaning |
|---|---|
| 458-52000 | D/9 Drawing number reference only U.S. Government activity |
| AMS-R-83248CL1TYII | 5/9 Secondary reference U.S. Government activity |
| AMS 3218 1/2"ID, 3-7/8"LN | 3/9 Design control — primary reference U.S. Government activity |
| 458-52000-515 | 5/1 Secondary reference U.S. Government activity |
NSN 4720-01-263-7172 is a Tubing,nonmetallic, manufactured by Sae International Dba Sae International, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-263-7172 has 1 manufacturer part number on file: AMS 3218 1/2"ID, 3-7/8"LN (Sae International Dba Sae International).
Key specifications for AMS 3218 1/2"ID, 3-7/8"LN: Measuring Method and Length: 3.700 INCHES NOMINAL OVERALL IN; Flexibility: FLEXIBLE; Cross-Sectional Shape Style: ROUND; Outside Diameter: 0.624 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.