The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-01-188-3186, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Danfoss Power Solutions II, Llc. Government technical data includes 25 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-01-188-3186 |
| Primary Part Number | FL522MMM0330075 |
| Item Name | Hose Assembly,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Danfoss Power Solutions II, Llc |
| Status | ACTIVE |
| Flow Angle | 90.0 DEGREES FIRST END |
| Measuring Method and Length | 33.000 INCHES NOMINAL OVERALL IN |
| Temp Rating | -40.0 FAHRENHEIT AND 250.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Flange Thickness | 0.375 INCHES NOMINAL FIRST END IN |
| Minimum Inside Bending Radius | 14.000 INCHES IN |
| Connection Style | PLAIN FIRST END |
| End Connection Design | ELBOW FIRST END |
| Layer Composition and Location | 1ST LAYER SPIRALLY WRAPPED CORROSION RESISTANT STEEL FABRIC AND 2ND LAYER SPIRALLY WRAPPED CORROSION RESISTANT STEEL FABRIC AND 3RD LAYER SPIRALLY WRAPPED CORROSION RESISTANT STEEL FABRIC AND 4TH LAYER SPIRALLY WRAPPED CORROSION RESISTANT STEEL FABRIC AND OUTER LAYER MOLDED RUBBER, SYNTHETIC |
| Angle Between Rigid Elbow Fittings in Deg | 75.0 |
| Connection Type | PLAIN FACE FLANGE FIRST END |
| Bolt Hole Diameter | 0.469 INCHES NOMINAL FIRST END IN |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 1.510 INCHES NOMINAL IN |
| Operating Pressure | 5000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS |
| Flange Length | 3.190 INCHES NOMINAL FIRST END IN |
| Inside Diameter | 1.000 INCHES NOMINAL IN |
| Inside Surface Condition | SMOOTH |
| Bolt Hole Quantity | 4 FIRST END |
| Center to Center Distance Between Bolt Holes Along Length | 2.250 INCHES NOMINAL FIRST END IN |
| Center to Center Distance Between Bolt Holes Along Width | 1.094 INCHES NOMINAL FIRST END IN |
| Media for Which Designed | FUEL/OIL, HYDROCARBON SINGLE RESPONSE |
| Flange Width | 2.660 INCHES NOMINAL FIRST END IN |
| Burst Test Pressure | 20000.0 POUNDS PER SQUARE INCH LBS |
| Flange Style | DOUBLE OVAL (SAE SPLIT TYPE FLANGE) FIRST END |
| End Flange Construction | SOLID 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 |
|---|---|
| FL522MMM0330075 PRIMARY | Danfoss Power Solutions II, Llc (USA) |
| 44U134D20 PRIMARY | Morris Material Handling, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 44U134-D0 | D/9 Drawing number reference only Morris Material Handling, Inc. |
NSN 4720-01-188-3186 is a Hose Assembly,nonmetallic, manufactured by Danfoss Power Solutions II, Llc, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-188-3186 has 2 manufacturer part numbers on file: FL522MMM0330075 (Danfoss Power Solutions II, Llc), 44U134D20 (Morris Material Handling, Inc.).
3 possible matches (shared part number, not a government interchangeability claim): 4720-01-188-3187, 4720-01-188-3188, 4720-01-188-3189. Verify interchangeability with system specifications before substitution.
Key specifications for FL522MMM0330075: Flow Angle: 90.0 DEGREES FIRST END; Measuring Method and Length: 33.000 INCHES NOMINAL OVERALL IN; Temp Rating: -40.0 FAHRENHEIT AND 250.0 FAHRENHEIT SINGLE RESPONSE DEGF; Flange Thickness: 0.375 INCHES NOMINAL FIRST END IN. 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.