The Hose,nonmetallic, cataloged under National Stock Number 4720-01-031-3299, 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 7 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4720-01-031-3299 |
| Primary Part Number | 4129-0075 |
| Item Name | Hose,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Gates Corporation |
| Status | ACTIVE |
| Layer Composition and Location | 1ST LAYER WOVEN RAYON CORD AND 2ND LAYER WOVEN RAYON CORD AND 3RD LAYER WOVEN RAYON CORD AND 4TH LAYER WOVEN RAYON CORD AND OUTER LAYER MOLDED RUBBER, BUNA-S |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 1.500 INCHES NOMINAL IN |
| Operating Pressure | 250.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Inside Diameter | 0.750 INCHES NOMINAL IN |
| Inside Surface Condition | SMOOTH |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR 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 |
|---|---|
| 4129-0075 PRIMARY | Gates Corporation (USA) |
| Reference | Meaning |
|---|---|
| 4129-0951 | 5/9 Secondary reference Gates Corporation |
NSN 4720-01-031-3299 is a Hose,nonmetallic, manufactured by Gates Corporation, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-031-3299 has 1 manufacturer part number on file: 4129-0075 (Gates Corporation).
Key specifications for 4129-0075: Layer Composition and Location: 1ST LAYER WOVEN RAYON CORD AND 2ND LAYER WOVEN RAYON CORD AND 3RD LAYER WOVEN RAYON CORD AND 4TH LAYER WOVEN RAYON CORD AND OUTER LAYER MOLDED RUBBER, BUNA-S; Cross-Sectional Shape Style: ROUND; Outside Diameter: 1.500 INCHES NOMINAL IN; Operating Pressure: 250.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS. 7 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.