The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-01-426-2445, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 26 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4720-01-426-2445 |
| Primary Part Number | 12357421 |
| Item Name | Hose Assembly,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Measuring Method and Length | 24.000 INCHES MINIMUM OVERALL AND 25.000 INCHES MAXIMUM OVERALL IN |
| Temp Rating | -65.0 FAHRENHEIT AND 300.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Minimum Inside Bending Radius | 1.750 INCHES IN |
| Connection Style | SWIVEL, PLAIN SECOND END |
| Connection Style | FLARED FIRST END |
| End Connection Design | STRAIGHT FIRST END |
| End Connection Design | STRAIGHT SECOND END |
| Layer Composition and Location | 1ST LAYER BRAIDED TEXTILE YARN AND 2ND LAYER BRAIDED STEEL WIRE AND OUTER LAYER RUBBER IMPREGNATED BRAIDED FABRIC |
| Connection Type | THREADED EXTERNAL PIPE SECOND END |
| Connection Type | THREADED EXTERNAL TUBE FIRST END |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 0.760 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND SECOND END |
| Thread Direction | RIGHT-HAND FIRST END |
| Nominal Thread Size | 0.500 INCHES SECOND END IN |
| Nominal Thread Size | 0.750 INCHES FIRST END IN |
| Seat Angle | 37.0 DEGREES FIRST END |
| Inside Diameter | 0.406 INCHES NOMINAL IN |
| Inside Surface Condition | SMOOTH |
| Hydrostatic Test Pressure | 2000.0 POUNDS PER SQUARE INCH LBS |
| Thread Class | 2A FIRST END A |
| Burst Test Pressure | 4000.0 POUNDS PER SQUARE INCH LBS |
| Thread Quantity Per Inch | 16 FIRST END |
| Outer Covering Environmental Protection | OIL RESISTANT |
| Thread Series Designator | UN FIRST END |
| Thread Series Designator | NPT SECOND 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 |
|---|---|
| 12357421 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 243063-8S-0244 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4720-01-426-2445 is a Hose Assembly,nonmetallic, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-426-2445 has 1 manufacturer part number on file: 12357421 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 12357421: Measuring Method and Length: 24.000 INCHES MINIMUM OVERALL AND 25.000 INCHES MAXIMUM OVERALL IN; Temp Rating: -65.0 FAHRENHEIT AND 300.0 FAHRENHEIT SINGLE RESPONSE DEGF; Minimum Inside Bending Radius: 1.750 INCHES IN; Connection Style: SWIVEL, PLAIN SECOND END. 26 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.