The Elbow,pipe to Hose, cataloged under National Stock Number 4730-00-278-4563, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 13 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4730-00-278-4563 |
| Primary Part Number | 501675 |
| Item Name | Elbow,pipe to Hose |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Furnished Items and Quantity | 1 SHORT COUPLING NUT AND 1 LONG COUPLING NUT |
| Flow Angle | 90.0 DEGREES |
| Connection Style | GRIPPING (HOSE) SECOND END |
| Connection Style | PLAIN (PIPE) FIRST END |
| Nominal Inside Diameter Hose Accommodated | 0.313 INCHES SECOND END IN |
| Nominal Outside Diameter Hose Accommodated | 0.515 INCHES SECOND END IN |
| Connection Type | THREADED EXTERNAL HOSE GRIPPING SECOND END |
| Connection Type | THREADED EXTERNAL PIPE FIRST END |
| Leg Length | 1.094 INCHES NOMINAL SECOND END IN |
| Leg Length | 1.125 INCHES NOMINAL FIRST END IN |
| Nominal Thread Size | 0.250 INCHES FIRST END IN |
| Material | COPPER ALLOY OVERALL |
| Thread Series Designator | NPTF 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 |
|---|---|
| 501675 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| IB24FN | 5/9 Secondary reference Imperial |
| FN05-04MB90 | 5/9 Secondary reference Imperial |
NSN 4730-00-278-4563 is a Elbow,pipe to Hose, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-278-4563 has 1 manufacturer part number on file: 501675 (U S Army Tank Automotive Command Amsta-Im-Mm).
1 possible match (shared part number, not a government interchangeability claim): 5925-00-902-0306. Verify interchangeability with system specifications before substitution.
Key specifications for 501675: Furnished Items and Quantity: 1 SHORT COUPLING NUT AND 1 LONG COUPLING NUT; Flow Angle: 90.0 DEGREES; Connection Style: GRIPPING (HOSE) SECOND END; Connection Style: PLAIN (PIPE) FIRST END. 13 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.