The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-01-290-6734, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Smiths Tubular Systems-Laconia, Inc.. Government technical data includes 21 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-01-290-6734 |
| Primary Part Number | 4100FA1N0253T |
| Item Name | Hose Assembly,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Smiths Tubular Systems-Laconia, Inc. |
| Status | ACTIVE |
| Measuring Method and Length | 253.000 INCHES NOMINAL OVERALL IN |
| Temp Rating | -65.0 FAHRENHEIT AND 400.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Minimum Inside Bending Radius | 6.250 INCHES IN |
| Connection Style | SWIVEL NUT FLARE FIRST END |
| End Connection Design | STRAIGHT FIRST END |
| Layer Composition and Location | 1ST LAYER POLYTETRAFLUOROETHYLENE IMPREGNATED GLASS FIBER AND OUTER LAYER BRAIDED CORROSION RESISTANT STEEL WIRE |
| Connection Type | THREADED INTERNAL TUBE FIRST END |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 1.560 INCHES NOMINAL IN |
| Operating Pressure | 1000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS |
| Features Provided | ELECTROSTATIC DISCHARGE CAPABILITY AND REUSABLE END FITTINGS |
| Thread Direction | RIGHT-HAND FIRST END |
| Nominal Thread Size | 1.312 INCHES FIRST END IN |
| Seat Angle | 37.0 DEGREES FIRST END |
| Inside Diameter | 1.250 INCHES NOMINAL IN |
| Inside Surface Condition | CONVOLUTED |
| Hydrostatic Test Pressure | 1800.0 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3B FIRST END |
| Burst Test Pressure | 3600.0 POUNDS PER SQUARE INCH LBS |
| Thread Quantity Per Inch | 12 FIRST END |
| Thread Series Designator | UN 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 |
|---|---|
| AS219N1-253T | Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution (USA) |
| 4100FA1N0253T PRIMARY | Smiths Tubular Systems-Laconia, Inc. (USA) |
| GH511FA1N253T | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| 4100FA1N253T | C/1 Advisory reference — outside the item-of-supply concept Smiths Tubular Systems-Laconia, Inc. |
| GH511FA | 7/1 Vendor item drawing reference Northrop Grumman Systems Corporation |
| 410000207530KK | 5/9 Secondary reference Smiths Tubular Systems-Laconia, Inc. |
NSN 4720-01-290-6734 is a Hose Assembly,nonmetallic, manufactured by Smiths Tubular Systems-Laconia, Inc., classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-290-6734 has 3 manufacturer part numbers on file: AS219N1-253T (Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution), 4100FA1N0253T (Smiths Tubular Systems-Laconia, Inc.), GH511FA1N253T (Northrop Grumman Systems Corporation).
Key specifications for 4100FA1N0253T: Measuring Method and Length: 253.000 INCHES NOMINAL OVERALL IN; Temp Rating: -65.0 FAHRENHEIT AND 400.0 FAHRENHEIT SINGLE RESPONSE DEGF; Minimum Inside Bending Radius: 6.250 INCHES IN; Connection Style: SWIVEL NUT FLARE FIRST END. 21 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.