The Adapter,straight,flange to Tube, cataloged under National Stock Number 4730-01-078-4699, 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 Rolls-Royce Solutions America Inc. 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 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 | 4730-01-078-4699 |
| Primary Part Number | 5180112 |
| Item Name | Adapter,straight,flange to Tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Rolls-Royce Solutions America Inc |
| Status | ACTIVE |
| Flange Shape | OVAL WITH HOLES SECOND END |
| Connection Style | PLAIN (TUBE) FIRST END |
| Nominal Length | 2.342 INCHES SECOND END IN |
| Bolt Circle Nominal Diameter | 1.684 INCHES SECOND END IN |
| Nominal Overall Length | 0.690 INCHES IN |
| Connection Type | FLANGE SECOND END |
| Connection Type | THREADED INTERNAL TUBE FIRST END |
| Bolt Hole Nominal Diameter | 0.280 INCHES SECOND END IN |
| Nominal Outside Diameter Tube Accommodated | 0.188 INCHES FIRST END IN |
| Nominal Thread Size | 0.375 INCHES FIRST END IN |
| Bolt Hole Quantity | 2 SECOND END |
| Nominal Width | 1.210 INCHES SECOND END IN |
| Thread Class | 2B FIRST END |
| Material | STEEL OVERALL |
| Thread Series Designator | UNF FIRST END |
| Nominal Thickness | 0.185 INCHES SECOND END IN |
| 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 |
|---|---|
| 5180112 PRIMARY | Rolls-Royce Solutions America Inc (USA) |
NSN 4730-01-078-4699 is a Adapter,straight,flange to Tube, manufactured by Rolls-Royce Solutions America Inc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-078-4699 has 1 manufacturer part number on file: 5180112 (Rolls-Royce Solutions America Inc).
1 possible match (shared part number, not a government interchangeability claim): 1680-01-546-1274. Verify interchangeability with system specifications before substitution.
Key specifications for 5180112: Flange Shape: OVAL WITH HOLES SECOND END; Connection Style: PLAIN (TUBE) FIRST END; Nominal Length: 2.342 INCHES SECOND END IN; Bolt Circle Nominal Diameter: 1.684 INCHES SECOND END IN. 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.