The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-00-005-3535, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Northrop Grumman Support Services Corp. Government technical data includes 25 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4720-00-005-3535 |
| Primary Part Number | 137C628G01 |
| Item Name | Hose Assembly,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Northrop Grumman Support Services Corp |
| Status | ACTIVE |
| Measuring Method and Length | 54.750 INCHES NOMINAL OVERALL IN |
| Minimum Inside Bending Radius | 3.000 INCHES IN |
| Connection Style | PLAIN SECOND END |
| Connection Style | SWIVEL NUT FLARE FIRST END |
| Layer Composition and Location | OUTER LAYER MOLDED RUBBER, CHLOROPRENE AND 1ST LAYER BRAIDED COTTON CORD |
| Connection Type | THREADED EXTERNAL PIPE SECOND END |
| Connection Type | THREADED INTERNAL TUBE FIRST END |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 0.768 INCHES NOMINAL IN |
| Operating Pressure | 250.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS |
| 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 | 45.0 DEGREES FIRST END |
| Exterior Color | BLACK |
| Inside Diameter | 0.375 INCHES NOMINAL IN |
| Inside Surface Condition | SMOOTH |
| Media for Which Designed | FUEL/OIL, HYDROCARBON SINGLE RESPONSE |
| Hydrostatic Test Pressure | 500.0 POUNDS PER SQUARE INCH LBS |
| Thread Class | 2B FIRST END |
| Burst Test Pressure | 1000.0 POUNDS PER SQUARE INCH LBS |
| Outer Covering Environmental Protection | FUEL RESISTANT AND OIL RESISTANT |
| Thread Series Designator | NPT SECOND END |
| 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 |
|---|---|
| 137C628G01 | Northrop Grumman Support Services Corp (USA) |
| Reference | Meaning |
|---|---|
| 137C628G01 | 3/9 Design control — primary reference U.S. Government activity |
NSN 4720-00-005-3535 is a Hose Assembly,nonmetallic, manufactured by Northrop Grumman Support Services Corp, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-00-005-3535 has 1 manufacturer part number on file: 137C628G01 (Northrop Grumman Support Services Corp).
Key specifications for 137C628G01: Measuring Method and Length: 54.750 INCHES NOMINAL OVERALL IN; Minimum Inside Bending Radius: 3.000 INCHES IN; Connection Style: PLAIN SECOND END; Connection Style: SWIVEL NUT FLARE FIRST END. 25 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.