The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-01-037-1276, is classified within Federal Supply Class 4720 (No Item Name Available) of the Pipe, Tubing, Hose, and Fittings group. The primary manufacturer of record is Drs Environmental Systems Inc. Government technical data includes 27 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-01-037-1276 |
| Primary Part Number | 66441 |
| Item Name | Hose Assembly,nonmetallic |
| FSC / FSG | 4720 / 47 — No Item Name Available |
| Manufacturer | Drs Environmental Systems Inc |
| Status | ACTIVE |
| Cross-Sectional Shape Style | ROUND |
| Nominal Thread Size | 0.500 INCHES SECOND END IN |
| Thread Direction | RIGHT-HAND SECOND END |
| Seat Angle | 30.0 DEGREES FIRST END |
| Vacuum in Torr | 50.8 |
| Seat Angle | 30.0 DEGREES SECOND END |
| Connection Style | INVERTED FLARE SECOND END |
| Minimum Inside Bending Radius | 5.000 INCHES IN |
| End Connection Design | STRAIGHT FIRST END |
| End Connection Design | STRAIGHT SECOND END |
| Layer Composition and Location | 1ST LAYER BRAIDED TEXTILE YARN AND OUTER LAYER MOLDED RUBBER, SYNTHETIC |
| Connection Style | INVERTED FLARE FIRST END |
| Thread Series Designator | NPT SECOND END |
| Thread Series Designator | NPT FIRST END |
| Exterior Color | BLACK |
| Media for Which Designed | AIR AND FUEL/OIL, HYDROCARBON AND WATER SINGLE RESPONSE |
| Burst Test Pressure | 1200.0 POUNDS PER SQUARE INCH LBS |
| Operating Pressure | 300.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS |
| Connection Type | THREADED EXTERNAL PIPE FIRST END |
| Connection Type | THREADED EXTERNAL PIPE SECOND END |
| Inside Surface Condition | SMOOTH |
| Thread Direction | RIGHT-HAND FIRST END |
| Nominal Thread Size | 0.375 INCHES FIRST END IN |
| Temp Rating | -40.0 FAHRENHEIT AND 200.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Inside Diameter | 0.500 INCHES NOMINAL IN |
| Outside Diameter | 0.750 INCHES NOMINAL IN |
| Measuring Method and Length | 27.000 INCHES NOMINAL EXCLUDING END FITTINGS IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 4720-01-037-1276 is a Hose Assembly,nonmetallic, manufactured by Drs Environmental Systems Inc, classified under FSC 4720 (No Item Name Available). Status: active.
NSN 4720-01-037-1276 has 3 cross-referenced part numbers: 66441 (Drs Environmental Systems Inc), 66441 (Davey Compressor Co Div of Keco Industries Inc), B66441 (Davey Compressor Co Div of Keco Industries Inc).
There are 4 known substitutes for 4720-01-037-1276: 5920-00-170-9080, 5120-00-222-8852, 5360-00-531-8221 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for 66441: Cross-Sectional Shape Style: ROUND; Nominal Thread Size: 0.500 INCHES SECOND END IN; Thread Direction: RIGHT-HAND SECOND END; Seat Angle: 30.0 DEGREES FIRST END. 29 total characteristics are documented in the Federal Logistics Information System.