The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-01-291-0227, 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 20 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 4720-01-291-0227 |
| Primary Part Number | 8524618-013 |
| Item Name | Hose Assembly,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Mid-State Sales, Inc. Div Defense Products Group |
| Status | ACTIVE |
| Measuring Method and Length | 11.250 INCHES NOMINAL OVERALL IN |
| Temp Rating | -40.0 FAHRENHEIT AND 300.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Minimum Inside Bending Radius | 1.250 INCHES IN |
| Connection Style | SWIVEL NUT FLARE FIRST END |
| End Connection Design | STRAIGHT FIRST END |
| Vacuum in Torr | 127.0 |
| Layer Composition and Location | 1ST LAYER BRAIDED FIBER AND 2ND LAYER BRAIDED WIRE AND OUTER LAYER BRAIDED FIBER |
| Connection Type | THREADED INTERNAL TUBE FIRST END |
| Cross-Sectional Shape Style | ROUNDROUND |
| Outside Diameter | 0.609 INCHES NOMINAL IN |
| Features Provided | REUSABLE END FITTINGS |
| Thread Direction | RIGHT-HAND FIRST END |
| Nominal Thread Size | 0.562 INCHES FIRST END IN |
| Seat Angle | 37.0 DEGREES FIRST END |
| Inside Diameter | 0.312 INCHES NOMINAL IN |
| Inside Surface Condition | SMOOTH |
| Hydrostatic Test Pressure | 375.0 POUNDS PER SQUARE INCH LBS |
| Thread Class | 2B FIRST END |
| Outer Covering Environmental Protection | FUEL RESISTANT AND OIL 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 |
|---|---|
| 8524618-013 PRIMARY | Mid-State Sales, Inc. Div Defense Products Group (USA) |
| Reference | Meaning |
|---|---|
| H44806N-606 606-01125 | 5/9 Secondary reference Dana Corp Weatherhead Div |
| 8524618 | D/9 Drawing number reference only U.S. Government activity |
| 8524618-013 | 5/2 Secondary reference U.S. Government activity |
NSN 4720-01-291-0227 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 4720-01-291-0227 has 1 manufacturer part number on file: 8524618-013 (Mid-State Sales, Inc. Div Defense Products Group).
2 possible matches (shared part number, not a government interchangeability claim): 4720-01-293-4409, 4720-01-293-4410. Verify interchangeability with system specifications before substitution.
Key specifications for 8524618-013: Measuring Method and Length: 11.250 INCHES NOMINAL OVERALL IN; Temp Rating: -40.0 FAHRENHEIT AND 300.0 FAHRENHEIT SINGLE RESPONSE DEGF; Minimum Inside Bending Radius: 1.250 INCHES IN; Connection Style: SWIVEL NUT FLARE FIRST END. 20 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.