The Elbow,tube to Boss, cataloged under National Stock Number 4730-00-403-5403, 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 Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling. Government technical data includes 16 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-403-5403 |
| Primary Part Number | 96521 |
| Item Name | Elbow,tube to Boss |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling |
| Status | ACTIVE |
| Furnished Items and Quantity | 1 FLAT WASHER AND 1 PREFORMED PACKING |
| Flow Angle | 90.0 DEGREES |
| Connection Style | EXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END |
| Connection Style | FLARED (TUBE) FIRST END |
| Connection Type | THREADED EXTERNAL TUBE FIRST END |
| Connection Type | THREADED EXTERNAL BOSS SECOND END |
| Nominal Outside Diameter Tube Accommodated | 0.500 INCHES FIRST END IN |
| Leg Length | 1.250 INCHES NOMINAL ALL ENDS IN |
| Nominal Thread Size | 0.562 INCHES SECOND END IN |
| Nominal Thread Size | 0.750 INCHES FIRST END IN |
| Seat Angle | 37.0 DEGREES FIRST END |
| Thread Class | 3A FIRST END A |
| Thread Class | 3A SECOND END A |
| Material | STEEL OVERALL |
| Thread Series Designator | UNF FIRST END |
| Thread Series Designator | UNF SECOND 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 |
|---|---|
| 96521 PRIMARY | Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling (USA) |
| Reference | Meaning |
|---|---|
| 96521 | 5/9 Secondary reference Hyster-Yale Group, Inc. |
NSN 4730-00-403-5403 is a Elbow,tube to Boss, manufactured by Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-403-5403 has 1 manufacturer part number on file: 96521 (Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling).
Key specifications for 96521: Furnished Items and Quantity: 1 FLAT WASHER AND 1 PREFORMED PACKING; Flow Angle: 90.0 DEGREES; Connection Style: EXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END; Connection Style: FLARED (TUBE) FIRST END. 16 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.