The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-01-102-6545, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Mid-State Sales, Inc. Div Defense Products Group. Government technical data includes 29 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-01-102-6545 |
| Primary Part Number | 3270-20-20SA20S4SA-75 |
| Item Name | Hose Assembly,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Mid-State Sales, Inc. Div Defense Products Group |
| Status | ACTIVE |
| Flow Angle | 45.0 DEGREES FIRST END |
| Flow Angle | 90.0 DEGREES SECOND END |
| Measuring Method and Length | 75.000 INCHES NOMINAL OVERALL IN |
| Temp Rating | -40.0 FAHRENHEIT AND 200.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Flange Thickness | 0.188 INCHES NOMINAL FIRST END IN |
| Flange Thickness | 0.188 INCHES NOMINAL SECOND END IN |
| Minimum Inside Bending Radius | 18.000 INCHES IN |
| Connection Style | PLAIN FIRST END |
| Connection Style | PLAIN SECOND END |
| Flange Outside Diameter | 2.000 INCHES NOMINAL FIRST END IN |
| Flange Outside Diameter | 2.000 INCHES NOMINAL SECOND END IN |
| End Connection Design | ELBOW SECOND END |
| End Connection Design | ELBOW FIRST END |
| Layer Composition and Location | 1ST LAYER BRAIDED TEXTILE YARN AND 2ND LAYER BRAIDED WIRE AND 3RD LAYER BRAIDED WIRE AND 4TH LAYER BRAIDED WIRE AND 5TH LAYER BRAIDED WIRE AND OUTER LAYER MOLDED RUBBER, SYNTHETIC |
| Connection Type | PLAIN FACE FLANGE FIRST END |
| Connection Type | PLAIN FACE FLANGE SECOND END |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 2.000 INCHES NOMINAL IN |
| End Fitting Component and Material | COMPLETE FITTING STEEL ALL ENDS |
| Exterior Color | BLACK |
| Inside Diameter | 1.250 INCHES NOMINAL IN |
| Inside Surface Condition | SMOOTH |
| Hydrostatic Test Pressure | 6000.0 POUNDS PER SQUARE INCH LBS |
| Burst Test Pressure | 12000.0 POUNDS PER SQUARE INCH LBS |
| Outer Covering Environmental Protection | ABRASION RESISTANT AND OIL RESISTANT AND WEATHERPROOF |
| Flange Style | ROUND W/ OUT BOLT HOLES FIRST END |
| Flange Style | ROUND W/ OUT BOLT HOLES SECOND END |
| End Flange Construction | SOLID SECOND 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 |
|---|---|
| 3270-20-20SA20S4SA-75 PRIMARY | Mid-State Sales, Inc. Div Defense Products Group (USA) |
| 43020EG20G50-07500 PRIMARY | Danfoss Power Solutions II, Llc (USA) |
| D-104686 PART 12 | Control Flow, Inc. Dba Control Flow Inc (USA) |
| Reference | Meaning |
|---|---|
| 43020EG20G50-07500 | 5/9 Secondary reference Dana Corp Weatherhead Div |
| 20GZS120FH4A/20FHS4-75 | 5/9 Secondary reference Dayco Corp National Hose Div |
| D-104686 | D/9 Drawing number reference only Control Flow, Inc. Dba Westech Heavy Machinery Division Div Westech Heavy Machinery Division |
| 20SL4-20SF45-20 | C/1 Advisory reference — outside the item-of-supply concept Anchor Swan Corp Sub of Amerace Corp |
| D-104686 PART 12 | 5/9 Secondary reference Control Flow, Inc. Dba Westech Heavy Machinery Division Div Westech Heavy Machinery Division |
NSN 4720-01-102-6545 is a Hose Assembly,nonmetallic, manufactured by Mid-State Sales, Inc. Div Defense Products Group, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-102-6545 has 3 manufacturer part numbers on file: 3270-20-20SA20S4SA-75 (Mid-State Sales, Inc. Div Defense Products Group), 43020EG20G50-07500 (Danfoss Power Solutions II, Llc), D-104686 PART 12 (Control Flow, Inc. Dba Control Flow Inc).
Key specifications for 3270-20-20SA20S4SA-75: Flow Angle: 45.0 DEGREES FIRST END; Flow Angle: 90.0 DEGREES SECOND END; Measuring Method and Length: 75.000 INCHES NOMINAL OVERALL IN; Temp Rating: -40.0 FAHRENHEIT AND 200.0 FAHRENHEIT SINGLE RESPONSE DEGF. 29 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.