The Hose,nonmetallic, cataloged under National Stock Number 4720-01-451-8237, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Aqua-Chem, Inc. Dba Aqua-Chem Inc. Government technical data includes 5 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-01-451-8237 |
| Primary Part Number | 506-8246-38 |
| Item Name | Hose,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Aqua-Chem, Inc. Dba Aqua-Chem Inc |
| Status | ACTIVE |
| Measuring Method and Length | 13.000 INCHES NOMINAL WORKING IN |
| Cross-Sectional Shape Style | ROUND |
| Inside Diameter | 0.250 INCHES NOMINAL IN |
| Inside Surface Condition | SMOOTH |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE 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 |
|---|---|
| 506-8246-38 PRIMARY | Aqua-Chem, Inc. Dba Aqua-Chem Inc (USA) |
| 506-08246-038 PRIMARY | Aqua-Chem, Inc. Dba Aqua-Chem Inc (USA) |
| Reference | Meaning |
|---|---|
| 506-8246-38 | 5/9 Secondary reference Aqua-Chem, Inc. |
| 506-08246-038 | 5/9 Secondary reference Aqua-Chem, Inc. |
| 506-8246 | D/9 Drawing number reference only Aqua-Chem, Inc. |
NSN 4720-01-451-8237 is a Hose,nonmetallic, manufactured by Aqua-Chem, Inc. Dba Aqua-Chem Inc, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-451-8237 has 2 manufacturer part numbers on file: 506-8246-38 (Aqua-Chem, Inc. Dba Aqua-Chem Inc), 506-08246-038 (Aqua-Chem, Inc. Dba Aqua-Chem Inc).
2 possible matches (shared part number, not a government interchangeability claim): 4720-01-451-8283, 4310-01-461-2336. Verify interchangeability with system specifications before substitution.
Key specifications for 506-8246-38: Measuring Method and Length: 13.000 INCHES NOMINAL WORKING IN; Cross-Sectional Shape Style: ROUND; Inside Diameter: 0.250 INCHES NOMINAL IN; Inside Surface Condition: SMOOTH. 5 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.