The Elbow,pipe, cataloged under National Stock Number 4730-01-045-1744, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. Government technical data includes 13 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4730-01-045-1744 |
| Item Name | Elbow,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Flow Angle | 90.0 DEGREES |
| Nominal Pipe Size Accommodated | 3.000 INCHES SECOND END IN |
| Nominal Pipe Size Accommodated | 4.000 INCHES FIRST END IN |
| Connection Style | BEVELED (PIPE) SECOND END |
| Connection Style | BEVELED (PIPE) FIRST END |
| Connection Type | BUTT WELD PIPE FIRST END |
| Connection Type | BUTT WELD PIPE SECOND END |
| Material Document and Classification | ASTM-A182,F11 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Leg Length | 6.000 INCHES NOMINAL ALL ENDS IN |
| Departure From Cited Document | QUALITY CONTROLLED IN ACCORDANCE WITH NAVSUP CONTROL INSTRUCTIONS FOR SURF LEVEL 1 ITEMS |
| Pipe Wall Thickness Designation for Which Designed | SCHEDULE 80 FIRST END |
| Pipe Wall Thickness Designation for Which Designed | SCHEDULE 80 SECOND END |
| Material | STEEL OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | S |
| Reference | Meaning |
|---|---|
| ANSI-B16.9 SCH 120X80 4X3S1 | 5/1 Secondary reference Naval Inventory Control Point Mechanicsburg |
| ANSI-B16.9 SCH 120X80 4X3 | 3/1 Design control — primary reference U.S. Government activity |
NSN 4730-01-045-1744 is a Elbow,pipe, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 4730-01-125-6378. Verify interchangeability with system specifications before substitution.
Key specifications for 4730-01-045-1744: Flow Angle: 90.0 DEGREES; Nominal Pipe Size Accommodated: 3.000 INCHES SECOND END IN; Nominal Pipe Size Accommodated: 4.000 INCHES FIRST END IN; Connection Style: BEVELED (PIPE) SECOND 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.