The Hose,preformed, cataloged under National Stock Number 4720-01-151-2666, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Kovatch Corp.. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4720-01-151-2666 |
| Primary Part Number | K-500-CH-2533 |
| Item Name | Hose,preformed |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Kovatch Corp. |
| Status | ACTIVE |
| Style Designator | SINGLE BEND |
| Wall Thickness | 0.164 INCHES NOMINAL IN |
| Inside Diameter | 0.625 INCHES NOMINAL IN |
| Material | RUBBER SYNTHETIC COVER |
| Material | RUBBER SYNTHETIC OVERALL |
| Bend Radius | 0.750 INCHES NOMINAL IN |
| Second Arm Length | 8.750 INCHES NOMINAL IN |
| Working Length | 9.625 INCHES NOMINAL IN |
| First Arm Length | 1.250 INCHES NOMINAL IN |
| 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 |
|---|---|
| K-500-CH-2533 PRIMARY | Kovatch Corp. (USA) |
| 2790-HV29162 | Volvo Group Government Sales Oceani Oceania Volvo Group Government Sales (AUS) |
| Reference | Meaning |
|---|---|
| 2790 HV29162 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4720-01-151-2666 is a Hose,preformed, manufactured by Kovatch Corp., classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-151-2666 has 2 manufacturer part numbers on file: K-500-CH-2533 (Kovatch Corp.), 2790-HV29162 (Volvo Group Government Sales Oceani Oceania Volvo Group Government Sales).
Key specifications for K-500-CH-2533: Style Designator: SINGLE BEND; Wall Thickness: 0.164 INCHES NOMINAL IN; Inside Diameter: 0.625 INCHES NOMINAL IN; Material: RUBBER SYNTHETIC COVER. 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.