The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-00-032-1760, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Frazier Aviation Inc. Government technical data includes 30 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4720-00-032-1760 |
| Primary Part Number | 2546083-505 |
| Item Name | Hose Assembly,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Frazier Aviation Inc |
| Status | ACTIVE |
| Measuring Method and Length | 13.250 INCHES NOMINAL WORKING IN |
| Temp Rating | -40.0 FAHRENHEIT AND 200.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Minimum Inside Bending Radius | 3.000 INCHES IN |
| Connection Style | FLARED SECOND END |
| Connection Style | SWIVEL NUT FLARE FIRST END |
| Vacuum in Torr | 50.8 |
| Layer Composition and Location | 2ND LAYER BRAIDED CORROSION RESISTANT STEEL WIRE AND OUTER LAYER RUBBER IMPREGNATED BRAIDED COTTON CORD AND 1ST LAYER BRAIDED COTTON CORD |
| Connection Type | THREADED EXTERNAL TUBE SECOND END |
| Connection Type | THREADED INTERNAL TUBE FIRST END |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 0.313 INCHES NOMINAL IN |
| Operating Pressure | 2000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS |
| Features Provided | ELECTROSTATIC DISCHARGE CAPABILITY AND NUTS DRILLED FOR LOCKWIRE |
| Thread Direction | RIGHT-HAND SECOND END |
| Thread Direction | RIGHT-HAND FIRST END |
| Nominal Thread Size | 0.438 INCHES SECOND END IN |
| Nominal Thread Size | 0.438 INCHES FIRST END IN |
| Seat Angle | 37.0 DEGREES FIRST END |
| Seat Angle | 37.0 DEGREES SECOND END |
| Exterior Color | BLACK |
| Inside Diameter | 0.188 INCHES NOMINAL IN |
| Inside Surface Condition | SMOOTH |
| Media for Which Designed | FUEL/OIL, HYDROCARBON SINGLE RESPONSE |
| Hydrostatic Test Pressure | 4000.0 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A SECOND END A |
| Thread Class | 3B FIRST END |
| Burst Test Pressure | 8000.0 POUNDS PER SQUARE INCH LBS |
| Thread Quantity Per Inch | 20 FIRST END |
| Thread Quantity Per Inch | 20 SECOND END |
| Outer Covering Environmental Protection | MILDEW RESISTANT AND 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 |
|---|---|
| 2546083-505 PRIMARY | Frazier Aviation Inc (USA) |
| Reference | Meaning |
|---|---|
| 2546083-505 | 5/2 Secondary reference U.S. Government activity |
NSN 4720-00-032-1760 is a Hose Assembly,nonmetallic, manufactured by Frazier Aviation Inc, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-00-032-1760 has 1 manufacturer part number on file: 2546083-505 (Frazier Aviation Inc).
Key specifications for 2546083-505: Measuring Method and Length: 13.250 INCHES NOMINAL WORKING IN; Temp Rating: -40.0 FAHRENHEIT AND 200.0 FAHRENHEIT SINGLE RESPONSE DEGF; Minimum Inside Bending Radius: 3.000 INCHES IN; Connection Style: FLARED SECOND END. 30 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.