The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-01-522-0347, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Haldex Brake Products Corporation. 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. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-01-522-0347 |
| Primary Part Number | 16666 |
| Item Name | Hose Assembly,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Haldex Brake Products Corporation |
| Status | ACTIVE |
| Measuring Method and Length | 66.000 INCHES NOMINAL OVERALL IN |
| Connection Type | THREADED INTERNAL PIPE FIRST END |
| Cross-Sectional Shape Style | ROUND |
| Inside Diameter | 0.375 INCHES NOMINAL IN |
| Thread Series Designator | NPT FIRST END |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 4720-01-522-0347 is a Hose Assembly,nonmetallic, manufactured by Haldex Brake Products Corporation, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-522-0347 has 2 manufacturer part numbers on file: 590750 (Wiggins Lift Co Inc), 16666 (Haldex Brake Products Corporation).
1 possible match (shared part number, not a government interchangeability claim): 6515-01-589-0406. Verify interchangeability with system specifications before substitution.
Key specifications for 16666: Measuring Method and Length: 66.000 INCHES NOMINAL OVERALL IN; Connection Type: THREADED INTERNAL PIPE FIRST END; Cross-Sectional Shape Style: ROUND; Inside Diameter: 0.375 INCHES NOMINAL IN. 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.