The Hose Assembly,metallic, cataloged under National Stock Number 4720-00-892-2040, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. Government technical data includes 26 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-00-892-2040 |
| Item Name | Hose Assembly,metallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Status | ACTIVE |
| Measuring Method and Length | 33.750 INCHES NOMINAL WORKING IN |
| Temp Rating | 525.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Flange Thickness | 0.570 INCHES NOMINAL FIRST END IN |
| Connection Style | RAISED FIRST END |
| Flange Outside Diameter | 4.620 INCHES NOMINAL FIRST END IN |
| End Connection Design | STRAIGHT FIRST END |
| Layer Composition and Location | OUTER LAYER BRAIDED NICKEL COPPER ALLOY WIRE |
| Layer Composition and Location | 1ST LAYER BRAIDED NICKEL COPPER ALLOY WIRE |
| Connection Type | RAISED FACE FLANGE FIRST END |
| Bolt Hole Diameter | 0.732 INCHES NOMINAL FIRST END IN |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 1.430 INCHES MAXIMUM IN |
| Operating Pressure | 850.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS |
| Features Provided | IDENTICAL ENDS |
| Exterior Color | NATURAL |
| Inside Diameter | 0.750 INCHES NOMINAL IN |
| Bolt Hole Quantity | 4 FIRST END |
| Bolt Circle Diameter | 3.212 INCHES NOMINAL FIRST END IN |
| Raised Face Diameter | 1.727 INCHES NOMINAL FIRST END IN |
| Raised Face Height | 0.250 INCHES NOMINAL FIRST END IN |
| Hydrostatic Test Pressure | 1275.0 POUNDS PER SQUARE INCH LBS |
| Burst Test Pressure | 1700.0 POUNDS PER SQUARE INCH LBS |
| Flange Style | ROUND W / BOLT HOLES FIRST END |
| End Flange Construction | SOLID FIRST END |
| Reference Number Differentiating Characteristics | LENGTH OF L1 TO BE 16-7/8 INCH IN LIEU OF THAT SHOWN ON PLAN IN |
| Inner Conveying Tube Style | ANNULAR CLOSE-PITCH CORRUGATED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| AT1808-1 | 3/1 Design control — primary reference Hyspan Precision Products, Inc. |
| 73747-15X6PCF2 | 5/1 Secondary reference U.S. Government activity |
| 73742-15X2PCAY4A | 5/2 Secondary reference U.S. Government activity |
NSN 4720-00-892-2040 is a Hose Assembly,metallic, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
Key specifications for 4720-00-892-2040: Measuring Method and Length: 33.750 INCHES NOMINAL WORKING IN; Temp Rating: 525.0 FAHRENHEIT SINGLE RESPONSE DEGF; Flange Thickness: 0.570 INCHES NOMINAL FIRST END IN; Connection Style: RAISED FIRST END. 26 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.