The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-01-473-8337, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is The Dewey Electronics Corporation. Government technical data includes 21 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-01-473-8337 |
| Primary Part Number | LR-9166-3 |
| Item Name | Hose Assembly,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | The Dewey Electronics Corporation |
| Status | ACTIVE |
| Flow Angle | 90.0 DEGREES SECOND END |
| Measuring Method and Length | 6.0000 INCHES NOMINAL EXCLUDING END FITTINGS IN |
| Connection Style | PLAIN SECOND END |
| Connection Style | SWIVEL NUT FLARE FIRST END |
| End Connection Design | ELBOW SECOND END |
| End Connection Design | STRAIGHT FIRST END |
| Layer Composition and Location | OUTER LAYER BRAIDED FIBER |
| Connection Type | THREADED EXTERNAL PIPE SECOND END |
| Connection Type | THREADED INTERNAL TUBE FIRST END |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 0.500 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND SECOND END |
| Thread Direction | RIGHT-HAND FIRST END |
| Nominal Thread Size | 0.438 INCHES FIRST END IN |
| Nominal Thread Size | 0.250 INCHES SECOND END IN |
| Seat Angle | 37.0 DEGREES FIRST END |
| Inside Diameter | 0.250 INCHES NOMINAL IN |
| Inside Surface Condition | SMOOTH |
| Thread Class | 2B FIRST END |
| 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 |
|---|---|
| LR-9166-3 PRIMARY | The Dewey Electronics Corporation (USA) |
| Reference | Meaning |
|---|---|
| LR-9166-3 | 5/9 Secondary reference Goodman Ball, Inc. Dba Gbi |
| 96-9166 | D/9 Drawing number reference only Goodman Ball, Inc. Dba Gbi |
| LR-9166 | D/9 Drawing number reference only Goodman Ball, Inc. Dba Gbi |
NSN 4720-01-473-8337 is a Hose Assembly,nonmetallic, manufactured by The Dewey Electronics Corporation, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-473-8337 has 1 manufacturer part number on file: LR-9166-3 (The Dewey Electronics Corporation).
1 possible match (shared part number, not a government interchangeability claim): 4720-01-473-9094. Verify interchangeability with system specifications before substitution.
Key specifications for LR-9166-3: Flow Angle: 90.0 DEGREES SECOND END; Measuring Method and Length: 6.0000 INCHES NOMINAL EXCLUDING END FITTINGS IN; Connection Style: PLAIN SECOND END; Connection Style: SWIVEL NUT FLARE FIRST END. 21 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.