The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-00-613-9699, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp. Government technical data includes 22 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 | 4720-00-613-9699 |
| Primary Part Number | S1665-20058-45 |
| Item Name | Hose Assembly,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp |
| Status | ACTIVE |
| Measuring Method and Length | 12.750 INCHES NOMINAL WORKING IN |
| Minimum Inside Bending Radius | 3.500 INCHES IN |
| Connection Style | SWIVEL NUT FLARE FIRST END |
| End Connection Design | STRAIGHT FIRST END |
| Layer Composition and Location | 1ST LAYER BRAIDED CORROSION RESISTANT STEEL WIRE, PARTIAL COVERAGE AND OUTER LAYER BRAIDED CORROSION RESISTANT STEEL WIRE |
| Connection Type | THREADED INTERNAL TUBE FIRST END |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 0.641 INCHES NOMINAL IN |
| Operating Pressure | 1000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS |
| Features Provided | ELECTROSTATIC DISCHARGE CAPABILITY |
| Thread Direction | RIGHT-HAND FIRST END |
| Nominal Thread Size | 0.750 INCHES FIRST END IN |
| Seat Angle | 37.0 DEGREES FIRST END |
| Nondefinitive Spec/std Data | 8 SIZE |
| Inside Diameter | 0.431 INCHES NOMINAL IN |
| Inside Surface Condition | SMOOTH |
| Media for Which Designed | AIR AND ALCOHOL, METHYL AND FUEL/OIL, HYDROCARBON SINGLE RESPONSE |
| Hydrostatic Test Pressure | 2500.0 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3B FIRST END |
| Burst Test Pressure | 5000.0 POUNDS PER SQUARE INCH LBS |
| Outer Covering Environmental Protection | ABRASION RESISTANT AND FIRE RESISTANT AND WATER RESISTANT |
| Thread Series Designator | UNF 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 |
|---|---|
| S1665-20058-45 PRIMARY | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA) |
| 601000-8D0143 | Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution (USA) |
NSN 4720-00-613-9699 is a Hose Assembly,nonmetallic, manufactured by Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-00-613-9699 has 2 manufacturer part numbers on file: S1665-20058-45 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp), 601000-8D0143 (Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution).
Key specifications for S1665-20058-45: Measuring Method and Length: 12.750 INCHES NOMINAL WORKING IN; Minimum Inside Bending Radius: 3.500 INCHES IN; Connection Style: SWIVEL NUT FLARE FIRST END; End Connection Design: STRAIGHT FIRST END. 22 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.