The Tee Assembly,flanged,quick Disco, cataloged under National Stock Number 4730-01-446-7002, 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 Corporation. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4730-01-446-7002 |
| Primary Part Number | 23057290 |
| Item Name | Tee Assembly,flanged,quick Disco |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Rolls-Royce Corporation |
| Status | ACTIVE |
| 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 |
|---|---|
| 23057290 PRIMARY | Rolls-Royce Corporation (USA) |
| Reference | Meaning |
|---|---|
| 23057290 | 5/9 Secondary reference Allison Transmission Inc Dba Allison Transmission, Inc |
NSN 4730-01-446-7002 is a Tee Assembly,flanged,quick Disco, manufactured by Rolls-Royce Corporation, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-446-7002 has 1 manufacturer part number on file: 23057290 (Rolls-Royce Corporation).
1 possible match (shared part number, not a government interchangeability claim): 4730-01-463-8871. Verify interchangeability with system specifications before substitution.
Key specifications for 23057290: End Item Identification: C130-J ACFT.. 0 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.