The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-01-440-5274, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Central Hydraulics, Inc. Dba Central Hydraulics Inc. Government technical data includes 13 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4720-01-440-5274 |
| Primary Part Number | CHI-MOD-BULK4 |
| Item Name | Hose Assembly,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Central Hydraulics, Inc. Dba Central Hydraulics Inc |
| Status | ACTIVE |
| Measuring Method and Length | 51.000 INCHES NOMINAL WORKING IN |
| Temp Rating | -40.0 FAHRENHEIT AND 450.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Minimum Inside Bending Radius | 4.000 INCHES IN |
| Connection Style | SWIVEL NUT, GASKET SEAL FIRST END |
| End Connection Design | STRAIGHT FIRST END |
| Connection Type | THREADED INTERNAL TUBE FIRST END |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 0.430 INCHES NOMINAL IN |
| Operating Pressure | 2500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS |
| Nominal Thread Size | 1.188 INCHES FIRST END IN |
| Inside Diameter | 0.320 INCHES NOMINAL IN |
| Inside Surface Condition | SMOOTH |
| Burst Test Pressure | 10000.0 POUNDS PER SQUARE INCH LBS |
| 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 |
|---|---|
| CHI-MOD-BULK4 PRIMARY | Central Hydraulics, Inc. Dba Central Hydraulics Inc (USA) |
| Reference | Meaning |
|---|---|
| 2046AS222-02 | 7/2 Vendor item drawing reference Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
NSN 4720-01-440-5274 is a Hose Assembly,nonmetallic, manufactured by Central Hydraulics, Inc. Dba Central Hydraulics Inc, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-440-5274 has 1 manufacturer part number on file: CHI-MOD-BULK4 (Central Hydraulics, Inc. Dba Central Hydraulics Inc).
Key specifications for CHI-MOD-BULK4: Measuring Method and Length: 51.000 INCHES NOMINAL WORKING IN; Temp Rating: -40.0 FAHRENHEIT AND 450.0 FAHRENHEIT SINGLE RESPONSE DEGF; Minimum Inside Bending Radius: 4.000 INCHES IN; Connection Style: SWIVEL NUT, GASKET SEAL FIRST END. 13 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.