The Hose,preformed, cataloged under National Stock Number 4720-01-204-8519, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Gates Corporation. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 4 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 4720-01-204-8519 |
| Primary Part Number | 20878 |
| Item Name | Hose,preformed |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Gates Corporation |
| Status | ACTIVE |
| Style Designator | TWO BEND |
| Inside Diameter | 1.188 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 |
|---|---|
| 70747 | Dayco Products Inc (USA) |
| 20878 PRIMARY | Gates Corporation (USA) |
| 60975 | Contitech Usa, Inc Dba Veyance Technologies (USA) |
| 60884 | Contitech Usa, Inc Dba Veyance Technologies (USA) |
| Reference | Meaning |
|---|---|
| 60884 | 5/9 Secondary reference Goodyear Tire and Rubber Co the |
| 60975 | 5/9 Secondary reference Goodyear Tire and Rubber Co the |
| 70747 | 5/9 Secondary reference U.S. Government activity |
NSN 4720-01-204-8519 is a Hose,preformed, manufactured by Gates Corporation, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-204-8519 has 4 manufacturer part numbers on file: 70747 (Dayco Products Inc), 20878 (Gates Corporation), 60975 (Contitech Usa, Inc Dba Veyance Technologies), 60884 (Contitech Usa, Inc Dba Veyance Technologies).
2 possible matches (shared part number, not a government interchangeability claim): 5140-01-386-5627, 4320-01-407-8696. Verify interchangeability with system specifications before substitution.
Key specifications for 20878: Style Designator: TWO BEND; Inside Diameter: 1.188 INCHES NOMINAL IN. 2 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.