The Tubing,nonmetallic, cataloged under National Stock Number 4720-01-581-6655, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Markel Corp.. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-01-581-6655 |
| Primary Part Number | 130-052-4B |
| Item Name | Tubing,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Markel Corp. |
| Status | ACTIVE |
| 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 |
|---|---|
| 130-052-4B PRIMARY | Markel Corp. (USA) |
| 130-052-4B PRIMARY | Airlite Plastics Co Div Airlite Plastics Co. Pa Division (USA) |
| 130-052-4B PRIMARY | Parker-Hannifin Corp Div Parflex Division (USA) |
| Reference | Meaning |
|---|---|
| 130-052-4B | 3/2 Design control — primary reference U.S. Government activity |
| 130-052-4B | 1/2 Source control — Government-approved source U.S. Government activity |
NSN 4720-01-581-6655 is a Tubing,nonmetallic, manufactured by Markel Corp., classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-581-6655 has 3 manufacturer part numbers on file: 130-052-4B (Markel Corp.), 130-052-4B (Airlite Plastics Co Div Airlite Plastics Co. Pa Division), 130-052-4B (Parker-Hannifin Corp Div Parflex Division).
Key specifications for 130-052-4B: Part Name Assigned by Controlling Agency: TUBING, NYLON. 0 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.