The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-00-445-4888, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 29 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-00-445-4888 |
| Primary Part Number | 1128P40737-1 |
| Item Name | Hose Assembly,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Flow Angle | 45.0 DEGREES FIRST END |
| Measuring Method and Length | 92.000 INCHES NOMINAL OVERALL IN |
| Temp Rating | -40.0 FAHRENHEIT AND 250.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Flange Thickness | 0.297 INCHES NOMINAL FIRST END IN |
| Minimum Inside Bending Radius | 11.000 INCHES IN |
| Connection Style | PLAIN W/ GASKET GROOVE (SAE FLANGED HEAD) FIRST END |
| Connection Style | GROOVED SECOND END |
| Nominal Inside Diameter Hose Accommodated | 1.375 INCHES SECOND END IN |
| End Connection Design | ELBOW FIRST END |
| Layer Composition and Location | 2ND LAYER RUBBER IMPREGNATED BRAIDED STEEL WIRE AND 1ST LAYER BRAIDED COTTON CORD AND OUTER LAYER RUBBER IMPREGNATED BRAIDED COTTON CORD |
| Angle Between Rigid Elbow Fittings in Deg | 180.0 |
| Connection Type | PLAIN FACE FLANGE FIRST END |
| Connection Type | UNTHREADED EXTERNAL HOSE SECOND END |
| Bolt Hole Diameter | 0.266 INCHES NOMINAL FIRST END IN |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 1.750 INCHES NOMINAL IN |
| Operating Pressure | 500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS |
| Features Provided | REUSABLE END FITTINGS |
| Flange Length | 2.375 INCHES NOMINAL FIRST END IN |
| Inside Diameter | 1.375 INCHES NOMINAL IN |
| Inside Surface Condition | SMOOTH |
| Bolt Hole Quantity | 4 FIRST END |
| Center to Center Distance Between Bolt Holes Along Length | 1.812 INCHES NOMINAL FIRST END IN |
| Center to Center Distance Between Bolt Holes Along Width | 1.812 INCHES NOMINAL FIRST END IN |
| Media for Which Designed | FUEL/OIL, HYDROCARBON SINGLE RESPONSE |
| Flange Width | 2.375 INCHES NOMINAL FIRST END IN |
| Hydrostatic Test Pressure | 1000.0 POUNDS PER SQUARE INCH LBS |
| Burst Test Pressure | 2000.0 POUNDS PER SQUARE INCH LBS |
| Outer Covering Environmental Protection | OIL RESISTANT |
| 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 |
|---|---|
| 1128P40737-1 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| AE709934-1 | Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution (USA) |
| AE709934-1 | Satair Usa, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 4720V0731 | D/9 Drawing number reference only Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings) |
| 1128P40737-1 | 5/9 Secondary reference Northrop Grumman Systems Corporation |
NSN 4720-00-445-4888 is a Hose Assembly,nonmetallic, manufactured by Northrop Grumman Systems Corporation, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-00-445-4888 has 3 manufacturer part numbers on file: 1128P40737-1 (Northrop Grumman Systems Corporation), AE709934-1 (Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution), AE709934-1 (Satair Usa, Inc.).
Key specifications for 1128P40737-1: Flow Angle: 45.0 DEGREES FIRST END; Measuring Method and Length: 92.000 INCHES NOMINAL OVERALL IN; Temp Rating: -40.0 FAHRENHEIT AND 250.0 FAHRENHEIT SINGLE RESPONSE DEGF; Flange Thickness: 0.297 INCHES NOMINAL FIRST END IN. 29 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.