The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-01-139-1678, is classified within Federal Supply Class 4720 (No Item Name Available) of the Pipe, Tubing, Hose, and Fittings group. The primary manufacturer of record is Naval Ship Systems Command. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-01-139-1678 |
| Primary Part Number | 608-4685638 ITEM 48 |
| Item Name | Hose Assembly,nonmetallic |
| FSC / FSG | 4720 / 47 — No Item Name Available |
| Manufacturer | Naval Ship Systems Command |
| Status | ACTIVE |
| Minimum Inside Bending Radius | 5.000 INCHES IN |
| Connection Style | PUSH (EXTERNAL) FIRST END |
| Quick Disconnect Nominal Size | 0.500 INCHES FIRST END IN |
| Layer Composition and Location | 1ST LAYER BRAIDED TEXTILE YARN AND OUTER LAYER MOLDED RUBBER, SYNTHETIC |
| Measuring Method and Length | 120.000 INCHES NOMINAL OVERALL IN |
| Connection Type | EXTERNAL QUICK DISCONNECT FIRST END |
| Operating Pressure | 250.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS |
| End Connection Design | STRAIGHT FIRST END |
| Inside Surface Condition | SMOOTH |
| Temp Rating | -40.0 FAHRENHEIT AND 200.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Burst Test Pressure | 1000.0 POUNDS PER SQUARE INCH LBS |
| Media for Which Designed | WATER SINGLE RESPONSE |
| Outside Diameter | 0.750 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | ROUND |
| Inside Diameter | 0.500 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 608-4685638 | Naval Ship Systems Command (USA) |
| 87917-3250 ITEM 48 | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| 608-4685638 ITEM 48 PRIMARY | Naval Ship Systems Command (USA) |
| 4685638-0048 PRIMARY | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
NSN 4720-01-139-1678 is a Hose Assembly,nonmetallic, manufactured by Naval Ship Systems Command, classified under FSC 4720 (No Item Name Available). Status: active.
NSN 4720-01-139-1678 has 4 cross-referenced part numbers: 608-4685638 (Naval Ship Systems Command), 87917-3250 ITEM 48 (Electric Boat Corporation Div General Dynamics Electric Boat), 608-4685638 ITEM 48 (Naval Ship Systems Command), 4685638-0048 (Electric Boat Corporation Div General Dynamics Electric Boat).
There are 12 known substitutes for 4720-01-139-1678: 4720-01-091-1377, 4720-01-091-2822, 4720-01-139-1668 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 608-4685638 ITEM 48: Minimum Inside Bending Radius: 5.000 INCHES IN; Connection Style: PUSH (EXTERNAL) FIRST END; Quick Disconnect Nominal Size: 0.500 INCHES FIRST END IN; Layer Composition and Location: 1ST LAYER BRAIDED TEXTILE YARN AND OUTER LAYER MOLDED RUBBER, SYNTHETIC. 15 total characteristics are documented in the Federal Logistics Information System.