The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-01-440-5922, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Lockheed Martin Corporation Div Rotary and Mission Systems. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4720-01-440-5922 |
| Primary Part Number | 185A512-1 |
| Item Name | Hose Assembly,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Lockheed Martin Corporation Div Rotary and Mission Systems |
| Status | ACTIVE |
| Measuring Method and Length | 11.175 INCHES NOMINAL EXCLUDING END FITTINGS IN |
| Temp Rating | -65.0 FAHRENHEIT AND 200.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Connection Style | PUSH (INTERNAL) FIRST END |
| End Connection Design | STRAIGHT FIRST END |
| Layer Composition and Location | OUTER LAYER BRAIDED FIBER |
| Connection Type | INTERNAL QUICK DISCONNECT FIRST END |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 0.620 INCHES MAXIMUM IN |
| Quick Disconnect Nominal Size | 0.375 INCHES FIRST END IN |
| Inside Diameter | 0.345 INCHES MINIMUM IN |
| Inside Surface Condition | CONVOLUTED |
| Hydrostatic Test Pressure | 150.0 POUNDS PER SQUARE INCH LBS |
| Burst Test Pressure | 250.0 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 |
|---|---|
| 185A512-1 PRIMARY | Lockheed Martin Corporation Div Rotary and Mission Systems (USA) |
| Reference | Meaning |
|---|---|
| 185A512 | D/9 Drawing number reference only Lockheed Martin Corporation Div Rotary and Mission Systems |
NSN 4720-01-440-5922 is a Hose Assembly,nonmetallic, manufactured by Lockheed Martin Corporation Div Rotary and Mission Systems, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-440-5922 has 1 manufacturer part number on file: 185A512-1 (Lockheed Martin Corporation Div Rotary and Mission Systems).
Key specifications for 185A512-1: Measuring Method and Length: 11.175 INCHES NOMINAL EXCLUDING END FITTINGS IN; Temp Rating: -65.0 FAHRENHEIT AND 200.0 FAHRENHEIT SINGLE RESPONSE DEGF; Connection Style: PUSH (INTERNAL) FIRST END; End Connection Design: STRAIGHT 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.