The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-01-440-2452, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Welding Metallurgy, Inc.. Government technical data includes 20 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-01-440-2452 |
| Primary Part Number | GH12G0055A |
| Item Name | Hose Assembly,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Welding Metallurgy, Inc. |
| Status | ACTIVE |
| Measuring Method and Length | 5.625 INCHES NOMINAL OVERALL IN |
| Temp Rating | -40.0 CELSIUS AND 149.0 CELSIUS SINGLE RESPONSE DEGC |
| Minimum Inside Bending Radius | 2.000 INCHES IN |
| Connection Style | SWIVEL NUT FLARE FIRST END |
| End Connection Design | STRAIGHT FIRST END |
| Layer Composition and Location | OUTER LAYER BRAIDED STEEL WIRE |
| Connection Type | THREADED INTERNAL TUBE FIRST END |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 0.343 INCHES NOMINAL IN |
| Operating Pressure | 1000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS |
| Thread Direction | RIGHT-HAND FIRST END |
| Nominal Thread Size | 0.438 INCHES FIRST END IN |
| Seat Angle | 37.0 DEGREES FIRST END |
| Inside Diameter | 0.250 INCHES NOMINAL IN |
| Inside Surface Condition | SMOOTH |
| Media for Which Designed | FUEL/OIL, HYDROCARBON SINGLE RESPONSE |
| Hydrostatic Test Pressure | 3000.0 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3B FIRST END |
| Burst Test Pressure | 6000.0 POUNDS PER SQUARE INCH LBS |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) 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 |
|---|---|
| GH12G0055A | Northrop Grumman Systems Corporation (USA) |
| GH12G0055A PRIMARY | Welding Metallurgy, Inc. (USA) |
NSN 4720-01-440-2452 is a Hose Assembly,nonmetallic, manufactured by Welding Metallurgy, Inc., classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-440-2452 has 2 manufacturer part numbers on file: GH12G0055A (Northrop Grumman Systems Corporation), GH12G0055A (Welding Metallurgy, Inc.).
Key specifications for GH12G0055A: Measuring Method and Length: 5.625 INCHES NOMINAL OVERALL IN; Temp Rating: -40.0 CELSIUS AND 149.0 CELSIUS SINGLE RESPONSE DEGC; Minimum Inside Bending Radius: 2.000 INCHES IN; Connection Style: SWIVEL NUT FLARE FIRST END. 20 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.