The Hose,nonmetallic, cataloged under National Stock Number 4720-01-320-1755, 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 11 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 4720-01-320-1755 |
| Primary Part Number | 307241 |
| Item Name | Hose,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Gates Corporation |
| Status | ACTIVE |
| Measuring Method and Length | 24.375 INCHES NOMINAL OVERALL IN |
| Minimum Inside Bending Radius | 3.000 INCHES IN |
| Layer Composition and Location | 1ST LAYER BRAIDED TEXTILE YARN AND OUTER LAYER MOLDED RUBBER, CHLOROPRENE |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 0.500 INCHES NOMINAL IN |
| Operating Pressure | 125.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Exterior Color | BLACK |
| Inside Diameter | 0.250 INCHES NOMINAL IN |
| Inside Surface Condition | SMOOTH |
| Burst Test Pressure | 500.0 POUNDS PER SQUARE INCH SINGLE RESPONSE LBS |
| Material | RUBBER CHLOROPRENE CLASS CR 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 |
|---|---|
| 307241 PRIMARY | Gates Corporation (USA) |
| Reference | Meaning |
|---|---|
| 3220-0456 | 5/9 Secondary reference Gates Rubber Co the |
| 340-0600-25-0 | C/1 Advisory reference — outside the item-of-supply concept Hale Products, Inc. |
| 340-0600-XX-0 | 7/2 Vendor item drawing reference Hale Products, Inc. |
NSN 4720-01-320-1755 is a Hose,nonmetallic, manufactured by Gates Corporation, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-320-1755 has 1 manufacturer part number on file: 307241 (Gates Corporation).
2 possible matches (shared part number, not a government interchangeability claim): 5895-01-537-6432, 5342-01-682-0342. Verify interchangeability with system specifications before substitution.
Key specifications for 307241: Measuring Method and Length: 24.375 INCHES NOMINAL OVERALL IN; Minimum Inside Bending Radius: 3.000 INCHES IN; Layer Composition and Location: 1ST LAYER BRAIDED TEXTILE YARN AND OUTER LAYER MOLDED RUBBER, CHLOROPRENE; Cross-Sectional Shape Style: ROUND. 11 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.