The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-01-439-2456, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Kalmar Solutions Ab. Government technical data includes 17 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 9 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-01-439-2456 |
| Primary Part Number | 25156012-045 |
| Item Name | Hose Assembly,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Kalmar Solutions Ab |
| Status | ACTIVE |
| Measuring Method and Length | 45.000 INCHES NOMINAL OVERALL IN |
| Temp Rating | 185.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Connection Style | SWIVEL NUT, INVERTED FLARE FIRST END |
| End Connection Design | STRAIGHT FIRST END |
| Connection Type | THREADED INTERNAL PIPE FIRST END |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 0.750 INCHES NOMINAL IN |
| Operating Pressure | 4000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS |
| Thread Direction | RIGHT-HAND FIRST END |
| Nominal Thread Size | 0.375 INCHES FIRST END IN |
| Seat Angle | 37.0 DEGREES FIRST END |
| Inside Diameter | 0.375 INCHES NOMINAL IN |
| Inside Surface Condition | SMOOTH |
| Media for Which Designed | HYDRAULIC FLUID SINGLE RESPONSE |
| Burst Test Pressure | 16000.0 POUNDS PER SQUARE INCH LBS |
| Outer Covering Environmental Protection | ABRASION RESISTANT AND WEATHERPROOF |
| 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 |
| Part Number | Manufacturer |
|---|---|
| 25156012-045 PRIMARY | Kalmar Solutions Ab (SWE) |
| 589-6951649 PL ITEM 28 | Kalmar Solutions Ab (SWE) |
| 589-6951649-28 | Kalmar Solutions Ab (SWE) |
| Reference | Meaning |
|---|---|
| 25156012-045 | 5/9 Secondary reference Macgregor Usa Inc. Div Macgregor Usa |
| 589-6951649 ITEM 028 | 5/9 Secondary reference U.S. Government activity |
| 589-6951649-28 | 5/9 Secondary reference Cargotec Sweden Ab - Macgregor Cranes |
| 589-6951649 | D/9 Drawing number reference only Cargotec Sweden Ab - Macgregor Cranes |
| 25156012-045 | 5/9 Secondary reference U.S. Government activity |
| 589-6951649-28 | 5/9 Secondary reference U.S. Government activity |
| 589-6951649 | D/9 Drawing number reference only U.S. Government activity |
| 25156012-045 | 5/9 Secondary reference Cargotec Sweden Ab - Macgregor Cranes |
| 589-6951649 PL ITEM 28 | 5/9 Secondary reference Cargotec Sweden Ab - Macgregor Cranes |
NSN 4720-01-439-2456 is a Hose Assembly,nonmetallic, manufactured by Kalmar Solutions Ab, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-439-2456 has 3 manufacturer part numbers on file: 25156012-045 (Kalmar Solutions Ab), 589-6951649 PL ITEM 28 (Kalmar Solutions Ab), 589-6951649-28 (Kalmar Solutions Ab).
Key specifications for 25156012-045: Measuring Method and Length: 45.000 INCHES NOMINAL OVERALL IN; Temp Rating: 185.0 FAHRENHEIT SINGLE RESPONSE DEGF; Connection Style: SWIVEL NUT, INVERTED FLARE FIRST END; End Connection Design: STRAIGHT FIRST END. 17 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.