The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-00-374-7640, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Alemite, Llc Dba Skf Usa Inc.. Government technical data includes 19 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-00-374-7640 |
| Primary Part Number | 317850-1F.18 IN |
| Item Name | Hose Assembly,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Alemite, Llc Dba Skf Usa Inc. |
| Status | ACTIVE |
| Measuring Method and Length | 18.000 INCHES NOMINAL OVERALL IN |
| Temp Rating | -40.0 FAHRENHEIT AND 200.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Minimum Inside Bending Radius | 2.000 INCHES IN |
| Connection Style | PLAIN FIRST END |
| End Connection Design | STRAIGHT FIRST END |
| Layer Composition and Location | OUTER LAYER MOLDED RUBBER, SYNTHETIC AND 1ST LAYER BRAIDED SYNTHETIC CORD |
| Connection Type | THREADED EXTERNAL PIPE FIRST END |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 0.500 INCHES NOMINAL IN |
| Operating Pressure | 4800.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS |
| Thread Direction | RIGHT-HAND FIRST END |
| Nominal Thread Size | 0.125 INCHES FIRST END IN |
| Exterior Color | RED |
| Inside Diameter | 0.188 INCHES NOMINAL IN |
| Inside Surface Condition | SMOOTH |
| Media for Which Designed | GREASE SINGLE RESPONSE |
| Hydrostatic Test Pressure | 9600.0 POUNDS PER SQUARE INCH LBS |
| Burst Test Pressure | 19200.0 POUNDS PER SQUARE INCH LBS |
| Thread Series Designator | NPT 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 |
|---|---|
| 317850-1F-J | Echelon Supply and Service, Inc. (USA) |
| 317850-1F.18 IN PRIMARY | Alemite, Llc Dba Skf Usa Inc. (USA) |
| BJI-317850-1F | Trend Tool, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 510924M43 | 5/9 Secondary reference Alfa Industries Inc |
| G51412 | 5/9 Secondary reference U.S. Government activity |
| G51412 | 5/9 Secondary reference Stewart-Warner Corporation |
| 317850-1F | 5/9 Secondary reference Stewart-Warner Alemite Sales Co Inc |
NSN 4720-00-374-7640 is a Hose Assembly,nonmetallic, manufactured by Alemite, Llc Dba Skf Usa Inc., classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-00-374-7640 has 3 manufacturer part numbers on file: 317850-1F-J (Echelon Supply and Service, Inc.), 317850-1F.18 IN (Alemite, Llc Dba Skf Usa Inc.), BJI-317850-1F (Trend Tool, Inc.).
Key specifications for 317850-1F.18 IN: Measuring Method and Length: 18.000 INCHES NOMINAL OVERALL IN; Temp Rating: -40.0 FAHRENHEIT AND 200.0 FAHRENHEIT SINGLE RESPONSE DEGF; Minimum Inside Bending Radius: 2.000 INCHES IN; Connection Style: PLAIN FIRST END. 19 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.